Properties of nicotinic acid for the body. Who should not take niacin? Growing gorgeous hair

Nicotinic acid(vitamin B3, vitamin PP, niacin) - description and instructions for use (tablets, injections), what products contain, how to use for weight loss, for hair growth and strengthening, reviews and price of drugs

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Nicotinic acid represents water soluble vitamin, which is also called niacin, vitamin RR or B 3. This vitamin ensures the normal course of all redox biochemical reactions in any organs and tissues. And since redox reactions are the basis of the life of any cell, then, accordingly, nicotinic acid is necessary for the normal functioning of any organs and tissues of the body.

Nicotinic acid deficiency leads to pellagra– a disease that also bears the figurative name “three D”, since its main manifestations are dermatitis, diarrhea and dementia.

Action of nicotinic acid

Nicotinic acid is the only vitamin that is classified as a medicine because it has the ability to treat any disease. In principle, vitamin PP is the most effective drug that lowers blood cholesterol levels.

However, in addition to its therapeutic activity, nicotinic acid performs a number of very important biological functions. Thus, nicotinic acid activates enzymes that ensure the production of energy in cells from fats and carbohydrates. That is, it is under the influence of vitamin PP that sugars and fats are converted into the energy necessary for the life of every cell of any organ or tissue. Accordingly, with a lack of this vitamin, the process of energy production is disrupted, as a result of which the cells of various organs stop working normally and performing their functions. That is why nicotinic acid supports the normal functioning of all organs and tissues, and is especially important for the heart and blood vessels.

In addition, niacin activates enzymes that ensure the formation of sex hormones in men and women (estrogens, testosterone, progesterone), as well as insulin, cortisone and thyroxine.

As a medicine, vitamin PP has the following therapeutic effects:

  • Vasodilator;
  • Hypolipidemic (reduces the level of atherogenic lipid fractions in the blood);
  • Hypocholesterolemic (reduces cholesterol levels in the blood).
Thanks to the above effects, nicotinic acid normalizes the ratio of lipid fractions, the concentration of cholesterol and triglycerides in the blood, and also dilates blood vessels, improving microcirculation in various organs and tissues, including the brain. In addition, niacin reduces the tendency to form blood clots.

That is why niacin is the most effective drug as a medicine. effective means control blood cholesterol levels. Thus, in people who have suffered a myocardial infarction, regular use of nicotinic acid increases the percentage and extends survival much better than any other pharmaceutical drugs.

In addition, nicotinic acid fights major risk factors cardiovascular diseases, such as:

  • Increased levels of total cholesterol and low-density lipoproteins (LDL) in the blood;
  • Low lipoprotein levels high density(HDL) in the blood;
  • High concentration of lipoprotein in the blood;
  • High levels of triglycerides (TG, TAG) in the blood.
Nicotinic acid significantly reduces the risk of developing or worsening cardiovascular diseases associated with the above factors.

Also, the use of nicotinic acid can significantly reduce the dosage of insulin in people suffering from type I diabetes. In addition, with regular use, vitamin PP prevents the development of diabetes, as it protects pancreatic cells from damage. According to a study conducted in New Zealand, preventive administration of niacin to children aged 5–7 years reduced the incidence of diabetes by half (50%).

In osteoarthritis, nicotinic acid reduces the severity pain syndrome and improves the mobility of affected joints.

Vitamin PP has a sedative (calming) effect. In addition, nicotinic acid increases the effectiveness of medications used to treat depression, anxiety, decreased attention, alcoholism and schizophrenia. In these conditions, isolated use of nicotinic acid gives positive results. therapeutic effect.

Nicotinic acid has excellent detoxifying properties, so it is used to remove toxic substances from the body of people who have been exposed to them for some time.

Regular intake of nicotinic acid can prevent migraine attacks and alleviate their course.

Daily requirement for nicotinic acid and products containing it

Since there is no depot of nicotinic acid in the human body, this vitamin must be supplied with food daily in quantities necessary to meet the needs of all organs and systems. Daily requirement in vitamin PP for people of various ages next:
  • Children under 1 year old– 6 mg per day;
  • Children 1 – 1.5 years old– 9 mg per day;
  • Children 1.5 – 2 years old– 10 mg per day;
  • Children 3 – 4 years old– 12 mg per day;
  • Children 5 – 6 years old– 13 mg per day;
  • Children 7 – 10 years old– 15 mg per day;
  • Children 11 – 13 years old– 19 mg per day;
  • Boys 14 – 17 years old– 21 mg per day;
  • Girls 14 – 17 years old– 18 mg per day;
  • Adult women and men over 18 years of age– 20 mg per day;
  • Adult women and men engaged in heavy physical labor– 25 mg per day;
  • Pregnant women and nursing mothers– 20 – 25 mg per day.
The daily requirement for vitamin PP increases to 25–30 mg per day in the following situations:
  • Work associated with mental stress (for example, pilots, surgeons, air traffic controllers, etc.);
  • Living in the Far North;
  • Work in hot climates;
  • Work in hot shops (for example, blast furnace production, crimping and steelmaking shops, etc.);
  • Periods of pregnancy and lactation;
  • Heavy physical work;
  • A diet with a low protein content and a predominance of vegetable fats over animal fats in the diet.
The largest amounts of nicotinic acid are found in following products power supply:
  • White mushroom;
  • Walnut;
  • Yeast;
  • Potato;
  • Cayenne pepper;
  • Burdock root;
  • Chicken meat;
  • Dried apricots;
  • Raspberry leaves;
  • Dandelion leaves;
  • Oatmeal;
  • Peppermint;
  • Rose hips;
  • Wheat sprouts;
  • Products made from whole grains;
  • Beef liver;
  • Fish;
  • Pork;
  • Sunflower seeds;
  • Fennel seeds;
  • Heart;
  • Pistachios;
  • Hazelnut;
  • Prunes;
  • Champignons;
  • Eggs;
  • Barley groats.

Nicotinic acid (vitamin B 3, vitamin PP, niacin) – regulator of cholesterol in the blood - video

Symptoms of deficiency and overdose of nicotinic acid

Nicotinic acid deficiency in the body can be complete or incomplete. At the first stage, with incomplete deficiency of vitamin PP, various nonspecific symptoms develop, which are signs of trouble in the body. However, in in this case There is still a small amount of nicotinic acid in the tissues, which ensures the flow of vital processes, and therefore specific symptoms and there are no severe disturbances in the functioning of various organs. At the second stage, when the nicotinic acid present in the tissues is used up, an absolute vitamin deficiency occurs, which is characterized by the development specific disease– pellagra, and a number of other severe dysfunctions of various organs.

Incomplete deficiency of nicotinic acid manifests itself with the following symptoms:

  • Lethargy;
  • Apathy;
  • Severe fatigue;
  • Dizziness;
  • Headache;
  • Pallor skin and mucous membranes;
  • Reduced body resistance to infectious diseases.
With long-term or complete deficiency of vitamin PP, pellagra develops, manifested by the following symptoms:
  • Chronic diarrhea (stool up to 3–5 times a day, having a thin, watery consistency, but not containing blood or mucus);
  • Feeling of heaviness in the stomach area;
  • Heartburn and belching;
  • Burning sensation in the mouth;
  • Increased gum sensitivity;
  • Salivation;
  • Redness of the mucous membranes;
  • Swelling of the lips;
  • Cracks on lips and skin;
  • Numerous inflammations on the skin;
  • Papillae of the tongue protruding in the form of red dots;
  • Deep cracks in the tongue;
  • Red spots on the skin of the hands, face, neck and elbows;
  • Swelling of the skin (the skin hurts, itches and blisters appear on it);
  • Muscle weakness;
  • Headaches;
  • Feeling of numbness and pain in the limbs;
  • A crawling sensation;
  • Unsteady gait;
  • Increased blood pressure;
  • Dementia (dementia);
  • Depression;
  • Ulcers.
IN this list all are listed possible signs pellagra, but the most typical and striking manifestations of this disease are dementia (dementia), diarrhea (diarrhea) and dermatitis. If a person has all three signs - diarrhea, dementia and dermatitis to varying degrees of severity, then this clearly indicates a deficiency of vitamin PP, even if the other symptoms listed above are absent.

With prolonged intake of very large quantities of nicotinic acid into the body, a person may experience fainting, itchy skin, and disorders heart rate and work disorders digestive tract. Other symptoms of intoxication excess consumption does not cause vitamin PP, since nicotinic acid has low toxicity.

Pellagra (nicotinic acid deficiency) - symptoms and signs, treatment (how to compensate for vitamin B 3 deficiency) - video

Nicotinic acid preparations

Vitamin PP is contained in medicines in two forms - nicotinic acid itself and nicotinamide. Both forms are active ingredients drugs have the same pharmacological activity and similar therapeutic effect. That is why medicines containing both forms of vitamin PP as active substances, are usually combined under one general name “nicotinic acid preparations”.

Currently on pharmaceutical market CIS countries have the following nicotinic acid preparations containing nicotinamide as an active component:

  • Niacinamide tablets and solution for injection;
  • Nikonatsid;
  • Nicotinamide tablets and solution for injection.
In addition, in the CIS countries there are the following drugs containing nicotinic acid as an active ingredient:
  • Apelagrin;
  • Niacin;
  • Nikoverine (nicotinic acid + papaverine);
  • Nicotinic acid;
  • Nicotinic acid buffus;
  • Nicotinic acid-Vial;
  • Enduracin.
Nicotinic acid preparations are available in two pharmaceutical forms - tablets and solution for injection. Accordingly, these drugs can be taken orally or injected.

Nicotinic acid - indications for use

Nicotinic acid preparations are indicated for use in the following diseases and states:
  • Prevention of pellagra and vitamin PP deficiency;
  • Treatment of pellagra;
  • Atherosclerosis of cerebral vessels and lower limbs;
  • Chronic arterial insufficiency I – III degrees;
  • Hyperlipidemia ( increased level in the blood various types lipids, for example, triglycerides, cholesterol and others);
  • Peripheral vasospasm of various origins(for example, with obliterating endarteritis, Raynaud's disease, migraine, disorders cerebral circulation, scleroderma, etc.);
  • Comprehensive rehabilitation therapy after stroke and myocardial infarction;
  • Angina pectoris stable and unstable;
  • Atherosclerotic cardiosclerosis;
  • People having factors risk of ischemic heart disease in combination with hyperlipidemia;
  • Hartnup disease;
  • Hypercoagulation ( increased coagulability blood with a tendency to thrombosis);
  • Neuritis of the facial nerve;
  • Intoxication;
  • Long-term non-healing wounds;
  • Ulcers on the skin and mucous membranes;
  • Frequent or long-term infectious diseases;
  • Organ diseases gastrointestinal tract(especially gastritis with low acidity);
  • Liver diseases (cirrhosis, chronic hepatitis).

Nicotinic acid - instructions for use

Injections (ampoules)

You can administer nicotinic acid preparations in the form of subcutaneous, intramuscular and intravenous injections. Intravenously the solutions are injected in a stream, but slowly. For intravenous administration of nicotinic acid, you must contact medical institution, since such injections should only be performed by highly qualified nurse. The point is that intravenous administration nicotinic acid can provoke severe allergic reactions, which can only be stopped in a medical facility.

Subcutaneous and intramuscular injections You can do it at home yourself, but you must remember that such injections are very painful. To perform an injection, you first need to choose the right location. For intramuscular injections, the optimal areas are the outer upper third of the shoulder, the anterior surface of the thigh, the anterior abdominal wall(for people without overweight) and the upper outer quadrant of the buttock. For subcutaneous injections, the optimal areas are the areas of the forearm and the outer anterior wall of the abdomen.

Having chosen the injection site, you need to wipe it with a cotton swab moistened with an antiseptic (alcohol, chlorhexidine, etc.). Then draw into the syringe required quantity solution, release a few drops by lifting it up with a needle, and inject. After the injection, it is necessary to re-treat the injection site with a cotton swab moistened with an antiseptic. For each subsequent injection, it is necessary to choose a new place, deviating from the previous injection by 1 - 1.5 cm.

Intramuscular injection is performed as follows: the needle is inserted deep into the tissue, after which the solution is released using slow pressure on the piston. Intradermal injection is performed as follows: With two fingers, a small area of ​​skin is grabbed into a fold. Then a needle is inserted into this fold, holding it almost parallel to the underlying skin and at the same time perpendicular to the lateral surface of the fold. The needle is inserted until tissue resistance is felt. As soon as the needle begins to move freely, the insertion is stopped. After this, slowly pressing on the syringe plunger releases the solution into the tissue.

The choice of method of administration of nicotinic acid is made by the doctor depending on the severity of the disease, general condition and the required speed of appearance positive effects. For intravenous, intramuscular and subcutaneous injections, 1%, 2.5% and 5% solutions of nicotinic acid are used, which are administered 1 to 2 times a day. The amount of solution required for administration is calculated by the amount of nicotinic acid contained in it.

Dosages and duration of therapy depend on the disease and are as follows:

  • For the treatment of pellagra and symptoms of vitamin PP deficiency - adults are administered intravenously 50 mg or intramuscularly 100 mg 1 - 2 times a day for 10 - 15 days;
  • For ischemic stroke, a solution of nicotinic acid is administered 100–500 mg intravenously.
For all other diseases, as well as for children, nicotinic acid preparations are used orally in the form of tablets.

Nicotinic acid tablets

It is recommended to take the tablets after meals and wash them down with cool drinks (water, fruit juice, compote, etc.). Taking nicotinic acid tablets before meals can provoke unpleasant sensations, such as a burning sensation in the stomach, nausea, etc. It is advisable to swallow the tablets whole, but if necessary, you can chew or crush them.

The dosage and duration of use of nicotinic acid depend on the severity of the condition and the type of disease. Currently recommended the following dosages tablets for various states for people of different ages:

  • For the prevention of pellagra and vitamin PP deficiency – adults take 12.5–25 mg per day, and children – 5–25 mg per day;
  • For the treatment of pellagra – adults take 100 mg 3–4 times a day for 15–20 days. Children take 12.5 – 50 mg 2 – 3 times a day;
  • At for atherosclerosis, take 2–3 g (2000–3000 mg) per day, divided into 2–4 doses;
  • For hyperlipidemia and fat metabolism disorders Start taking it with a low dosage and gradually increase it to the required one. In the first week, take 500 mg 1 time per day. If there are no side effects, in the second week take 500 mg twice a day. In the third week, increase the dosage to 500 mg 3 times a day and take the tablets for a total of 2.5 - 3 months. Then you need to take a month's break and, if necessary, undergo a course of therapy again;
  • To increase HDL concentrations you need to take 1000 mg of nicotinic acid per day;
  • If you have risk factors for cardiovascular disease take 500 – 1000 mg per day;
  • For other diseases adults take 20–50 mg 2–3 times a day, and children take 12.5–25 mg 2–3 times a day.
Optimal daily dosage Nicotinic acid tablets for adults are 1.5 - 2 g (1500 - 2000 mg), and the maximum allowable is 6 g (6000 mg).

Duration of one course of treatment various diseases nicotinic acid averages 2 – 3 months. Such courses of therapy can be repeated if necessary, maintaining intervals of at least 1 month between them.

If for any reason treatment was interrupted before completion full course, then you can start taking nicotinic acid again after 5 - 7 days, but in smaller dosages and gradually bring it back to the desired level. In this case, the course of treatment is extended by only a 5-7 day break.

Special instructions

Nicotinic acid should not be used to correct the concentrations of lipid fractions in people with diabetes, since this is impractical due to its low effectiveness. In addition, nicotinic acid should be used with caution for people suffering from stomach diseases, since vitamin PP irritates the mucous membrane of the stomach and intestines and can provoke an exacerbation chronic pathology. These people need to take nicotinic acid at half the recommended therapeutic dosage.

With long-term use of nicotinic acid, it is necessary to monitor liver function every three months, determining the levels of lipids, glucose and uric acid, as well as the activity of AST, ALT and alkaline phosphatase in the blood. If there is a sharp increase in the levels of these indicators above the norm, it is necessary to reduce the dosage. To reduce the possible negative effects of nicotinic acid on the liver, it is necessary to include foods containing methionine (for example, cottage cheese) in the diet or take medications with methionine.

On initial stage treatment, it is necessary to monitor blood glucose levels and, if necessary, begin therapy with small doses, gradually increasing them to therapeutic ones.

Unfortunately, not all people can take high and effective doses of nicotinic acid, since they are poorly tolerated, causing hot flashes, redness of the skin and gastrointestinal disturbances. In such situations, maximum dosages that are well tolerated by a person are selected individually.

In addition, with prolonged use of nicotinic acid, it can be washed out of the body. ascorbic acid. Therefore, to prevent its deficiency, it is necessary to take vitamin C along with nicotinic acid.

It is also necessary to remember that use of nicotinic acid in therapeutic dosages can provoke the following negative consequences:

  • Increased acidity gastric juice with exacerbation of gastric ulcer or duodenum;
  • Increased blood glucose levels;
  • Level Up uric acid in the blood until the formation of gout;
  • Increased frequency of arrhythmia attacks;
  • Acanthosis ( brown spots on the skin);
  • Swelling of the retina, causing blurred and blurred vision.
Specified negative symptoms are unstable and, after discontinuation of nicotinic acid, disappear quickly, independently and without leaving a trace without any treatment.

Interaction with other drugs

Nicotinic acid should be used with caution simultaneously with drugs to lower blood pressure, Aspirin and anticoagulants, since the effect of their interaction is difficult to predict.

Nicotinic acid enhances the effects of cardiac glycosides (Strophanthin, Korglykon, etc.), antispasmodics (No-Shpa, Papaverine, etc.), fibrinolytics (Streptokinase, Urokinase, etc.) and alcohol.

When taken with lipid-lowering drugs, the risk of developing toxic effects on the liver may increase.

In addition, vitamin PP reduces the severity of the therapeutic effect of antidiabetic drugs.

Electrophoresis with nicotinic acid

Electrophoresis with nicotinic acid is used in the treatment of osteochondrosis. This method allows you to quickly remove lactic acid from the affected areas inflammatory process tissue, which actually causes sharp, excruciating pain and severe swelling.

When using electrophoresis, nicotinic acid is delivered directly to the affected area of ​​tissue, thereby ensuring its action in the place where it is needed. In addition, due to the supply of vitamin PP directly to the affected tissues, the therapeutic effect develops quickly, and relief occurs literally after the first procedure. Also, after electrophoresis with nicotinic acid, the supply of other medications (taken orally or injected), oxygen and nutrients into the affected tissue areas, since vitamin PP improves blood microcirculation. It is thanks to these effects that when using electrophoresis with nicotinic acid, the healing process and relief of an attack of osteochondrosis occurs much faster.

To carry out electrophoresis, a 1% solution of nicotinic acid is used. The procedures are carried out once a day for 10 days. If necessary, a course of electrophoresis with nicotinic acid can be carried out periodically to prevent exacerbations and prevent the progression of osteochondrosis.

Application in various fields

Nicotinic acid for hair

Vitamin PP improves blood microcirculation in the scalp, which increases the amount of nutrients and oxygen supplied to the hair follicles. Due to a more intense flow of oxygen and nutrients, hair under the influence of nicotinic acid stops falling out, begins to grow faster and takes on a shiny, beautiful appearance. Vitamin PP eliminates dryness, reduces the number of split ends, maintains normal hair color, preventing the appearance of gray hair. Thus, nicotinic acid has a positive effect on the health and speed of hair growth.

However, it must be remembered that all of these effects of nicotinic acid are not due to its properties, but to the fact that vitamin PP increases blood flow in the area hair follicles, as a result of which the hair receives more nutrients and vitamins. Accordingly, the effect of using nicotinic acid for hair will be noticeable only if a person eats normally and nutritiously and his body has a sufficient amount of vitamins and minerals that the bloodstream can deliver to the hair follicles. If a person eats poorly or suffers from a deficiency of vitamins and minerals in the body, then there will be no effect from using nicotinic acid for hair, since increased microcirculation in the area of ​​the hair follicles will not increase the amount of nutrients and oxygen supplied to them.

Nicotinic acid for hair can be used in the following ways:

  • Take orally in tablet form in courses;
  • Add to various means for hair care (masks, shampoos, etc.) to enrich it;
  • Apply pure nicotinic acid solution to the scalp.
It is necessary to take nicotinic acid orally to improve hair condition in short courses - 10 - 20 days, 1 tablet (50 mg) per day. Such courses can be repeated, maintaining intervals of 3–4 weeks between them.

Nicotinic acid should be added to homemade and ready-made hair care products in the form of a 2 – 2.5% solution. For every 100 ml of mask or shampoo, add 5-10 drops of nicotinic acid solution and use the prepared composition immediately. You cannot store vitamin-enriched PP cosmetics for hair, since vitamin PP is quickly destroyed when oxygen is available.

The simplest and most in an efficient way The use of nicotinic acid for hair is to rub it into the scalp. To do this, use ampoules with a 1% solution. The ampoules are opened immediately before use, the solution is poured into a small container and gently rubbed into the scalp with your fingers using gentle massaging movements along the partings. First, the crown and forehead are treated, then the back of the head and temporal areas.

Depending on the length and thickness of the hair, 1–2 ampoules of nicotinic acid solution are needed at a time. It is recommended to rub in nicotinic acid after washing your hair. Some time after applying nicotinic acid to the scalp, a feeling of warmth and slight tingling may appear, which is normal and indicates activation of blood flow. After application, there is no need to rinse off the vitamin solution, since it is absorbed into the skin and hair and has its positive effect.

To obtain the optimal effect, you need to rub nicotinic acid into the scalp every day for a month. After this, you need to take a break for at least 1 month, after which the course of using vitamin PP can be repeated.

Nicotinic acid for face

Since vitamin PP activates blood microcirculation in peripheral tissues, it increases the amount of nutrients and oxygen delivered to the skin, and also accelerates metabolic processes in all its layers. This action leads to the fact that under the influence of nicotinic acid the condition of the skin improves, since it receives better food, and its structures are constantly maintained in optimal condition due to a good metabolic rate.

Plastic surgeons in the USA recommend that their patients take a course of nicotinic acid before surgery, as this reduces the time it takes to restore normal skin structure after surgery. surgical intervention. In addition, cosmetologists actively recommend taking nicotinic acid to people whose skin is dull, flabby and tired. In principle, any girl or woman can periodically take nicotinic acid to improve the condition of the skin.

This should be done according to a certain pattern. 10 days before the expected next menstruation, you need to start taking nicotinic acid tablets at a dosage of 50 mg per day, and do this before the start of your period. On the first day of menstruation, stop taking nicotinic acid. Then they drink nicotinic acid in the same way for two more menstrual cycles. The total duration of therapy with vitamin PP tablets is 3 menstrual cycle 10 days each. Such courses can be repeated periodically, maintaining intervals between them of at least 2 months. In one course of use, skin irregularities are smoothed out, and pimples and post-acne (even old ones) completely disappear.

Some time after taking nicotinic acid, slight redness of the face may appear, which is a normal reaction and is caused by expansion blood vessels. The redness will go away quickly. However, it is precisely because of the effect of facial redness that many cosmetologists do not recommend using nicotinic acid, fearing that it will disappoint and scare away clients.

It is not recommended to apply a solution of nicotinic acid to the skin externally, as this can cause severe drying and severe redness with the formation of telangiectasia ( spider veins). However, if you want to conduct an experiment, you can add 3–5 drops of a 1% solution of nicotinic acid to 50 ml of cream and apply the finished composition to your face.

Nicotinic acid for weight loss

Nutritionists and doctors consider nicotinic acid to be an effective remedy that accelerates the process of losing weight and makes it easier to tolerate. However, you need to know that nicotinic acid itself does not promote weight loss, it only speeds up metabolic processes in the human body and improves mood. And therefore, vitamin PP will help you lose weight faster only for those people who follow a diet and exercise.

For the purpose of losing weight, nicotinic acid should be taken 20–100 mg per day for 15–20 days while following a diet. After this, you should stop taking nicotinic acid, but if necessary, the course of its use can be repeated after 1 - 1.5 months.

Side effects

Immediately after taking or injecting nicotinic acid, the following transient symptoms may develop: side effects caused by the release of histamine:
  • Redness of the skin of the face and upper half of the body;
  • A tingling and burning sensation in the area of ​​reddened skin;
  • Feeling of a rush of blood to the head;
  • Reduced blood pressure;
  • Orthostatic hypotension with rapid intravenous administration (pressure drop when moving from a lying to standing or sitting position);
  • Decreased glucose tolerance;
  • Hyperglycemia (increased blood glucose levels);
  • Increased activity of AST, LDH and alkaline phosphatase;
  • Irritation of the gastrointestinal mucosa.

Contraindications for use

Nicotinic acid is contraindicated for use in the following conditions or diseases:
  • Increased individual sensitivity or allergic reactions to drug components;
  • Exacerbation of gastric or duodenal ulcers;
  • Severe diseases or dysfunction of the liver;
  • Gout;
  • Hyperuricemia (increased levels of uric acid in the blood);
  • Severe hypertension;
  • Severe atherosclerosis (intravenous administration of nicotinic acid solutions is contraindicated).
Caution should be exercised when using nicotinic acid for the following diseases and conditions:
  • Gastritis with increased acidity;
  • Stage of remission of gastric or duodenal ulcer;
  • Diabetes mellitus;
  • Pregnancy and breastfeeding period;
  • Hemorrhages;

Remember when we were scared as children that a drop of nicotine would kill an adult healthy horse? It was an unsuccessful attempt to explain that smoking is bad. But for many this information did not leave a response in the soul. A horse in a city is an almost fabulously rare creature. And a drop of nicotine seemed bad.

A deficiency of this substance leads to hypovitaminosis. In this case, pellagra develops. Without proper treatment, this disease ends sadly. In addition to vitamin deficiency, the following organs and systems suffer from a lack of vitamin PP:

  1. blood cell synthesis is disrupted;
  2. production of gastric juice decreases;
  3. hormonal imbalance occurs;
  4. neuralgia of various parts of the nervous system develops;
  5. impaired blood sugar control;
  6. Pregnant women experience disturbances in the development of the nervous system of the unborn baby.

Nicotinic acid as a medical product

Nicotinic acid helps with liver inflammation.

Pharmacies offer nicotinic acid in ampoules for intramuscular injections and tablet forms in different dosage. Indications for use:

  • pellagra;
  • - hypoacid gastritis;
  • inflammatory processes in the liver;
  • spasm of blood vessels in various organs and systems;
  • inflammatory processes in the peripheral nervous system;
  • skin ulcers;
  • trophic violations of the integrity of the skin;
  • treatment of the consequences of toxic effects.

Vitamin PP is a vital compound, but there are a number of conditions for which it should not be used. Contraindications for use:

  1. individual intolerance;
  2. ulcer in the acute stage;
  3. increased blood pressure;
  4. liver diseases;
  5. heart rhythm disturbances;
  6. chronic inflammatory diseases;
  7. pregnancy;
  8. disorders in the circulatory system;
  9. neurotic conditions.

Effective dosages depend on the age and diagnosis of the patient. The drug is administered by drip, so intramuscular injections are painful. It is advisable to carry out the manipulation after eating. This will reduce the likelihood of developing discomfort itching and heat. Effective dosages for various diseases:

  • coronary disease, stroke - once a day at the rate of 1 ml of the drug per 10 ml of saline - a course of 10 to 15 droppers;
  • pellagra - the dosage is the same, but 2 droppers are indicated per day, and the duration of treatment is from 15 to 20 days.

Other drugs containing vitamin PP are indicated for the treatment of children. But if there is no alternative, then nicotinic acid is prescribed in an amount of no more than 20 ml per day. An excess of vitamins is just as dangerous as their deficiency. Besides this, medicines may cause discomfort. Adverse reactions of nicotinic acid.

One milliliter of 0.1% solution for injection contains 10 mg of active active substance, as well as sodium bicarbonate and water for injection.

The Xth edition of the State Pharmacopoeia of the USSR states that the solution is a transparent, colorless liquid with a pH from 5.0 to 7.0.

The concentration of nicotinic acid in one tablet is 0.05 grams.

Release form

Pharmacological forms of nicotinic acid: 1% injection solution and 50 mg tablets.

Ampoules with 1 ml of solution are packaged in 10 pieces in blister packs, 5 packs per pack.

Tablets are sold packaged:

  • 50 pieces per jar from polymer materials or dark glass;
  • 10 pieces in blister packs, 5 packs per pack.

Pharmacological action

Vitamin B . Compensates for shortages vitamin PP (B3) , renders vasodilating (vasodilator) , hypocholesterolemic And hypolipidemic action.

Pharmacodynamics and pharmacokinetics

Vitamin PP (nicotinic acid) is a vitamin that takes part in large quantities oxidative reactions occurring in living cells.

The drug has a specific effect antipellagric effect and is used to improve performance blood vessels .

The administration of nicotinic acid preparations makes it possible to normalize the permeability of vascular walls and, accordingly, reduce tissue swelling, improve the state of tissue (in particular, nitrogen and carbohydrate) metabolism and microcirculation, expand the lumen of blood vessels (a vasodilating effect is noted at the level of small blood vessels, including the vessels of the brain brain), increase the fibrinolytic activity of blood plasma and reduce platelet aggregation by suppressing the synthesis of TxAj (thromboxane A2), a mediator of their aggregation and degranulation.

In the body vitamin PP biotransforms into nicotinamide , which binds to the hydrogen-transfer coenzymes NAD and NADP. Regulates oxidation-reduction reactions, takes part in synthetic processes, metabolism , purines , proteins , as well as in glycogenesis And tissue respiration .

Reduces the rate of VLDL synthesis and inhibits lipolysis (fat degradation) in adipose tissue. Helps normalize blood lipid composition: reduces LDL concentration, triglycerides And general , while increasing the level of HDL in the blood. Shows antiatherogenic And detoxifying properties .

Ensures the conversion of the trans-form of retinol into cis-retinal, which is used in the synthesis visual pigment rhodopsin, stimulates the release of histamine and promotes the activation of kininogenesis.

Vitamin B3 well absorbed into pylorus of the stomach and upper sections duodenum . With the participation of and can be produced by the bacterial flora of the intestine from, which comes with food. Amount required to form a milligram of substance tryptophan - 60 mg.

Metabolization occurs in the liver. Nicotinic acid and its metabolic products are excreted by the kidneys; when taken in high doses, the substance is excreted primarily in its pure form.

Indications for use

Indications for the use of Nicotinic acid are:

  • hypo- And avitaminosis caused by insufficient intake vitamin B3 with food, exclusively parenteral nutrition, malabsorption syndrome (including against the backdrop of disruptions pancreas ), Hartnup's disease, rapid weight loss, gastrectomy , diseases digestive system (persistent diarrhea , including tropical , celiac enteropathy , Crohn's disease );
  • conditions accompanied by an increased need for vitamin PP (diseases of the hepatobiliary system, prolonged fever, long-term stress, chronic infections, pregnancy, lactation, cancer);
  • hyperlipidemia (including triglyceridemia And hypercholesterolemia );
  • obliterating diseases of the vessels of the lower extremities (for example,);
  • ischemic cerebral circulatory disorders ;
  • spasm of the urinary and biliary tract, vessels of the extremities;
  • microangiopathy ;
  • diabetic polyneuropathy ;
  • hypoacid gastritis ;
  • And enterocolitis ;
  • facial nerve neuropathy ;
  • trophic ulcers And non-healing wounds.

Contraindications

Strict contraindications for both dosage forms The drug causes serious liver dysfunction, bleeding, cerebral hemorrhage, hypersensitivity to nicotinic acid.

Nicotinic acid tablets should also not be taken during periods of exacerbation. peptic ulcer and children under 2 years of age (as anti-sclerotic agent ).

Additional contraindications to the use of Nicotinic acid in ampoules are: atherosclerosis , hyperuricemia , heavy arterial hypertension , children's age.

Side effects

The drug stimulates the release histamine , which in some cases may be accompanied by:

  • redness of the skin (mainly the upper half of the body and face) with a burning and tingling sensation;
  • hypotension ;
  • orthostatic hypotension (with rapid injection into a vein);
  • increased secretion of gastric juice;
  • dizziness;
  • feeling of a rush of blood to the head;
  • itching.

Side effects associated with long-term use high doses vitamin B3 , are expressed as:

  • anorexia ;
  • impaired liver function and obesity;
  • vomiting;
  • diarrhea ;
  • irritation of the mucous membrane of the digestive canal;
  • ulceration (ulceration) of the gastric mucosa;
  • transient increase in the activity of alkaline phosphatase, aspartate aminotransferase, lactate dehydrogenase;
  • paresthesia ;
  • decreased glucose tolerance;
  • hyperglycemia .

Instructions for use of Nicotinic acid

Nicotinic acid injections: instructions for use

The route of administration and dose depend on the indications. At ischemic stroke And pellagra It is recommended to inject the solution slowly into a vein. At pellagra It is also possible to give injections intramuscularly or subcutaneously.

Antipellagric therapy involves a single or double dose of 50 mg intravenously or 100 mg intramuscularly. The duration of treatment is 10-15 days.

At ischemic stroke the drug is administered in a dose varying from 10 to 50 mg.

Injections can be given in three ways:

  • 1 ml of a one percent solution into the muscle;
  • intradermally (to replenish the need for vitamin);
  • into a vein, 1-5 ml of a one percent solution, previously diluted in 5 ml of physiological solution.

IM and subcutaneous injections of the drug are quite painful and may be accompanied by a burning sensation. Intravenous injection may cause redness of the skin and a feeling of heat.

Such a reaction of the body is normal. On the contrary, the absence of redness may indicate the presence of certain problems with blood circulation.

Instructions for tablets

The tablets are taken after meals.

Prophylactic dose for adults it ranges from 12.5 to 25 mg per day, for children - from 5 to 25 mg per day.

At pellagra adult patients are prescribed to take 100 mg of nicotinic acid 2 to 4 times a day. Course duration is 2-3 weeks. Children are given the drug 12.5-50 mg two or three times a day.

For vascular lesions atherosclerotic origin patients are recommended to take 2 to 3 grams in 2-4 doses vitamin PP .

Starting dose at dyslipidemia - 50 mg per day in one dose. Subsequently, if the therapy does not provoke adverse reactions, the frequency of applications is increased to 2-3 times a day. The duration of the course is from one month. Intervals should be maintained between repeated courses.

In all other cases, the daily dose for adults is from 20 to 50, for children - from 12.5 to 25 mg. In some cases, the doctor may increase the daily dose to 100 mg for an adult patient. Depending on the indications, tablets are taken 2 or 3 times a day.

Overdose

High doses of the drug can cause a rush of blood to the upper body and head, digestive disorders and itching.

In case of overdose, supportive treatment is indicated.

Interaction

N. acid enhances the effect vasoactive drugs (in particular, ganglion blockers), which may be accompanied by seizures orthostatic hypotension .

Bile acid sequestrants (eg. colestipol or) reduce the bioavailability of acidic drugs, including n. acid, so the drug should be taken at least one hour before or no earlier than four hours after taking these medications.

When conducting an analysis to determine the level of glucose in urine, the drug may provoke a false-positive reaction with Benedict's reagent (copper sulfate solution).

N. acid has hyperglycemic potential and can significantly reduce the activity of acarbose, which can cause the development of decompensation.

Due to the ability of N. cause acids hyperglycemia , in patients for whom the drug is prescribed in combination with “+ saxagliptin ” or “metformin + sitagliptin ”, glycemic control parameters should be constantly monitored.

In patients taking nadroparin calcium, it is necessary to keep hemocoagulation parameters under control.

With simultaneous use of n. acids and combinations “+”, n. acids and n. acids and may increase the risk of developing myopathies . Combination n. acids with simvastatin can also provoke rhabdomyolysis .

Myopathy And rhabdomyolysis are also possible in case of using the combination “n. acid in lipid-lowering doses and + Ezetimibe ”.

Development risk myopathies also increases when lipid-lowering (exceeding 1 gram per day) doses are prescribed. acids in combination with . In this regard, treatment Rosuvastatin should start with 5 mg/day.

When used simultaneously with n. acid reduces the effect:

  • Glipizide ;
  • hypoglycemic effect Gliquidone ;
  • Insulin Lizpro (including two-phase);
  • Metformin ;
  • Repaglinide ;
  • hypnotic effect .

It is forbidden to mix n in one syringe. acid and

Despite the fact that the simultaneous use of n. acids with HMG-CoA reductase inhibitors can provoke myopathy , with the simultaneous administration of a drug with the bioavailability of the latter, as well as the bioavailability of n. acid does not change. However, this combination should be used with caution.

Terms of sale

According to the recipe.

Recipe in Latin for injection form drug:
Nicotinic acid - ampoules
Rp: Sol. Acidi nicotinic 1% – 1 ml
D.t. d. N 20 in ampull.
S. 1 ml IM.

Recipe in Latin for the tablet form of the drug:
Rp: Tab. Acidi nicotinic 0.05 g
D.t. d. N 20 in tab.
S. 2 tablets 3 times a day after meals (with pellagra ).

Storage conditions

Store at room temperature in a well-closed container, protected from sunlight. Keep away from children.

Best before date

For the solution - 5 years. For tablets - 4 years.

Special instructions

What is vitamin PP?

Wikipedia answers the question “what is nicotinic acid” that it is powdery substance white, odorless and slightly sour in taste. The powder does not dissolve well in cold water, ethanol, ether and a little better - in hot water.

The gross formula of the substance is C₆H₅NO₂. It was first obtained in 1867 by the oxidation of nicotine with H2CrO4 (chromic acid).

The benefits and harms of vitamin B3

Clean vitamin B3 can strengthen so much that the human body acquires natural protection against Staphylococcus aureus and a number of other, no less serious, viruses.

Scientists are confident that very high doses can stop even HIV infection And bacterial infection, against which most existing drugs are powerless.

Besides, vitamin B3 has properties detoxifier .

The body of an adult male requires from 16 to 28 mg daily vitamin B3 , a woman’s body – from 14 to 20 mg.

The need for vitamin will increase with tense nervous and mental activity, increased physical activity, in people working in a hot shop, in hot climates and in the Far North, during pregnancy and during breastfeeding, in people whose diet vegetable proteins predominate in animals (including fasting people and people on a low-protein diet).

Nicotinic acid is necessary for the release of energy from fats and carbohydrates, as well as for normal course protein metabolism. It normalizes the functioning of the pancreas and stomach, and is also part of the enzymes that ensure cellular respiration.

The vitamin has a beneficial effect on the heart, blood vessels, nervous system, supports in healthy condition mucous membranes oral cavity and intestines, skin; takes part in ensuring normal vision, reduces high blood pressure and improves blood circulation.

A lack of this substance in the body is accompanied by apathy, lethargy, fatigue, headaches, dizziness, dry and pale skin, insomnia, irritability, decreased appetite and body weight, constipation, palpitations, and decreased resistance to infections.

If a person does not receive enough nicotinic acid, he develops a disease pellagra . The first signs of the disease are:

  • frequent, watery stools (3 or more times a day, without blood or mucus);
  • poor appetite, heaviness in the stomach;
  • belching and heartburn;
  • redness of the oral mucosa;
  • salivation , burning in the mouth;
  • swelling and cracking of lips;
  • protrusion of the papillae of the tongue with red dots;
  • the appearance of deep cracks in the tongue and red spots on the face, hands, elbows and neck;
  • swelling of the skin (which may hurt, itch, or form blisters);
  • tinnitus;
  • severe weakness;
  • headache;
  • crawling sensation and numbness;
  • pressure fluctuations;
  • unsteady gait.

Excess vitamin in turn can cause skin rashes, skin itching and fainting.

Products containing vitamin B3

To warn hypovitaminosis RR , it is preferable to adjust the diet so that the diet contains vitamin B3 containing products.

Where is niacin found? In products greatest number vitamin B3 can be found in liver, egg yolk, yeast, nuts, fish, milk, chicken, green vegetables, meat, legumes, ground nuts, buckwheat and any other food containing α-amino acid tryptophan .

Heat treatment does not affect the amount of vitamin.

Why is nicotinic acid needed in cosmetology?

The rejuvenating effect of the drug is based on the ability of nicotinic acid to dilate blood vessels in the peripheral part of the circulatory system, increase the supply of oxygen to tissues, enhance the outflow and removal of aggressive waste and free radicals from skin cells.

As a result, the skin smoothes out, becomes more hydrated and acquires a beautiful and even color.

Nicotinic acid is also used for hair growth. One course usually requires at least 30 ampoules of solution.

After opening the ampoule, the solution is transferred with a syringe into a small container, after which it is distributed with your fingers (or a syringe without a needle) over the entire scalp: first at the temples and along the hairline, then along the partings. Typically, 1 ml of solution is sufficient for one procedure (this corresponds to the contents of 1 ampoule).

It is very important that your hair is clean, since a build-up of dust and grease will prevent the product from being absorbed into the scalp. Before using the drug, you should not use shampoos with silicones to wash your hair, as they will create a barrier for the drug to penetrate into the tissue.

Nicotinic acid is destroyed quite quickly in air, so the procedure should be performed as quickly as possible. An open ampoule cannot be stored.

Normal reactions to the drug are a slight burning sensation, a crawling sensation, redness and burning of the skin.

The appearance of hives, rashes, itching, and headaches indicate intolerance to nicotinic acid. Whenever specified symptoms It is necessary to wash your hair and refuse further use of the product.

Once the solution is completely applied, the procedure is considered complete. Repeat it daily for a month. There is no need to wash off the drug.

After completing the course, almost all girls note hair growth of 3 cm.

An injectable solution of nicotinic acid has also found use as a remedy for cellulite. Before the procedure, the contents of one ampoule are diluted in 3 ml of water. Then a wide bandage is moistened in the resulting solution and tightly - but not tightly! - wrap it around problem areas.

This method is most effective in getting rid of cellulite on the thighs and abdomen, since these are the areas of the body that are most convenient to bandage. But to eliminate cellulite on the buttocks, it is recommended to use other means.

The bandages are wrapped in cling film and a towel (for insulation). Instead of a towel, you can use a blanket or blanket.

The duration of the first procedure should not exceed 15 minutes. If the skin reacts well to the drug, and adverse reactions are absent, in the future the time may be increased.

Precautions

It should be borne in mind that nicotinic acid injections are painful.

During treatment, it is necessary to constantly monitor liver function, especially if the patient is prescribed high doses. vitamin B3 .

To prevent hepatotoxicity, it is recommended to introduce a sufficient amount of rich foods into the patient’s diet (milk, dairy products, buckwheat, legumes, fish) or prescribe him to take lipotropic drugs (including drugs methionine ).

Nicotinic acid, given its ability to irritate the mucous membranes, is used with caution when peptic ulcer (in remission) and hyperacid gastritis . If necessary, prescribe the drug in these cases taking large doses is contraindicated.

To reduce irritant effect on the mucous membrane of the digestive tract, it is recommended to take the tablets with milk.

Due to the potential for hepatotoxicity, high doses vitamin B3 also contraindicated for liver diseases (including hepatitis and ) and diabetes mellitus .

Use of the drug for correction dyslipidemia at diabetes mellitus inappropriate.

Analogs

Synonyms: Nicotinic acid-Vial , Nicotinic acid-Bufus .

Nicotinic acid: compatibility with alcohol

The drug helps eliminate heavy metals and toxic substances from the body, so it can be used both when drinking alcohol and to eliminate the consequences of alcohol poisoning.

Nicotinic acid for weight loss

Nicotinic acid stimulates the flow metabolic processes, and it is precisely this property that makes it advisable to use the drug for weight loss.

The effect develops not due to burning excess fat, but due to balancing the concentration cholesterol in the blood and detoxification of the body.

To achieve more pronounced results, taking the tablets should be combined with reasonable physical activity, balanced diet and drinking enough water. To speed up your metabolism as much as possible, it is best to take the tablets immediately after meals.

It should be remembered that people with high acidity of gastric juice are recommended to take the drug with warmed milk or mineral water.

Nicotinic acid during pregnancy

During pregnancy and breastfeeding, taking high doses of the drug is contraindicated.

The drug is used for the prevention and treatment of vitamin PP (B3) deficiency, atherosclerosis, spasm of the cerebral, coronary and peripheral arteries, and neuropathy. High doses and long-term use disrupt liver function and metabolic processes. It is recommended to include cottage cheese in your diet when using Nicotinic acid.

Read in this article

The benefits and harms of nicotinic acid

This medication has vitamin activity and is involved in the reactions of tissue respiration, the formation of proteins, fats and the breakdown of glycogen reserves in the liver and muscles. The presence of nicotinic acid in the blood accelerates the processes of oxidation and energy production. To the main medicinal properties include:

  • prevention of progression of atherosclerosis;
  • improved blood flow;
  • expansion of peripheral, coronary and cerebral vessels;
  • reduction of manifestations of intoxication;
  • improving the functioning of the liver, stomach and intestines (in small doses);
  • acceleration of wound healing and ulcerative defects;
  • restoration of impulse conduction in nerve fibers.

Nicotinic acid is called an antipellagric agent, since its deficiency results in a complex of “three D” symptoms: skin lesions (dermatitis), persistent diarrhea (diarrhea) and dementia (dementia).

When taking high doses of the drug, redness of the skin of the face and torso, dizziness, hot flashes, numbness in the extremities, hypersensitivity Nicotinic acid significantly reduces blood pressure, heart rhythm disturbances, nausea and vomiting, and persistent itching of the skin may occur. When examining patients who have been taking this for a long time medicine, discover:

  • increased levels of glucose and uric acid in the blood;
  • fatty liver;
  • increased body weight associated with impaired carbohydrate and fat metabolism;
  • damage to the mucous membrane of the stomach, duodenum and small intestine.

One of side effects is accelerated hair growth when applied externally. It is used by cosmetologists to treat baldness.

Indications for use

Nicotinic acid is used to treat pellagra and is also prescribed with for preventive purposes for conditions that may be accompanied hypovitaminosis of vitamin PP:

  • strict diets, monotonous meals;
  • parenteral administration of nutritional mixtures;
  • decreased secretion of pancreatic enzymes;
  • disruption of absorption processes in the intestine;
  • sudden weight loss;
  • gastric resection;
  • hereditary pathology with insufficient absorption of tryptophan (Hartnup disease);
  • nonspecific ulcerative colitis;
  • enteropathy, enerocolitis;
  • recurrent diarrhea;
  • long-term infectious diseases;
  • acute and chronic inflammatory diseases liver;
  • malignant neoplasms;
  • increased thyroid function;
  • constant stress.

During pregnancy and lactation, nicotinic acid is used with caution, but it can be prescribed to women during such periods with smoking, drug dependence, and multiple births. This drug is part of complex therapy, ischemia of the brain and lower extremities.

Nicotinic acid is indicated for polyneuropathy, vasospasm, biliary tract, ureters, neuritis of the facial nerve, gastritis with insufficient production hydrochloric acid, as well as for long-term non-scarring wounds and ulcers, alcohol and drug intoxication.

Why is it prescribed for cardiac problems?

Under the influence of Nicotinic acid, the production of low-density lipoprotein complexes, which provoke the development of atherosclerosis, decreases. The antiatherogenic effect is also manifested by the normalization of total cholesterol (after a month), triglycerides (on the first day of administration). The level of high-density lipoproteins, which protect inner shell arteries from attachment.

A course of medication prevents the progression and blockage of arteries supplying internal organs.

This medicine is used to treat patients with heart disease also due to the following actions:

  • has a vasodilating effect;
  • activates systemic blood circulation and microcirculation;
  • prevents the formation of blood clots.

Use of tablets, intramuscular

You should take the tablets strictly after meals. Many patients, when taken on an empty stomach, experience severe redness of the skin and hot flashes, abdominal pain and heartburn. The prophylactic dose is 25 - 50 mg, and for pellagra it is increased to 100 mg. The maximum daily dose is 500 mg.

For some patients suffering from atherosclerosis, the doctor may recommend a gradual increase in dosage - from 50 mg after dinner with the daily addition of 50 mg to 2 - 3 g of Nicotinic acid per day, provided that it is well tolerated. The drug is administered intravenously for ischemic stroke, 1 ml of 1% solution per day. Droppers with medicine are prescribed daily or every other day in an amount of 10 to 15.

Intramuscular and subcutaneous injections may cause severe pain, therefore they are most often not used, replacing Xanthinol with nicotinate.

Contraindications

  • increased sensitivity;
  • peptic ulcer;
  • liver failure;
  • gout;
  • urolithiasis;
  • progressive circulatory failure.

There are a number of diseases for which this drug can be prescribed, but in small doses, short courses, under constant medical supervision, subject to laboratory monitoring of liver function. These include:

  • gastritis with preserved acidity;
  • hepatitis;
  • diabetes mellitus;
  • chronic alcoholism.

Large doses are prohibited for pregnant women and during breastfeeding. It should be taken into account that long-term treatment with nicotinic acid (atherosclerosis, pellagra) should be carried out against the background of including cottage cheese in the diet, prophylactic intake Methionine, Espa-lipon, Essentiale or their analogues to protect the liver from damage.

Nicotinic acid is used to improve metabolism, prevent the occurrence and progression of formation cholesterol plaques, especially if high cholesterol blood is combined with an increase in triglycerides. The drug dilates blood vessels, improves blood rheology and inhibits the formation of blood clots. Indicated for angina pectoris, spasms of the cerebral, coronary and peripheral arteries, as well as for patients who experience an increased need for vitamin PP.

Long-term use of high doses is accompanied by impaired liver function, therefore it is recommended to take hepatoprotectors and a diet with regular use cottage cheese.

Useful video

Watch the video about the effect of nicotinic acid:

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  • It is well known that our body constantly needs vitamins. But not everyone knows that their uncontrolled use can be dangerous. Therefore, it is necessary to find out in advance about the properties of the vitamin used. Let's take a closer look at what the benefits and harms of nicotinic acid can be.

    Nicotinic acid (niacin or vitamin B3), entering the human body, is converted into niacinamide, which is involved in the breakdown of fats, i.e. it turns food into energy. The body's need for vitamin B3 is usually 5-10 mg per day, and during pregnancy - 15 mg. If you don't take enough niacin, you may experience the following symptoms:

    Consuming sufficient amounts of the vitamin has a positive effect on blood glucose levels. Also this good prevention diabetes You can take vitamin B3 in tablets, although it is better when it comes through food, with certain foods. What foods contain nicotinic acid?

    Niacin is found in many foods, including grains, dairy products, fish, and meat. There are other products containing niacin:

    • oatmeal
    • offal (liver, kidneys)
    • chocolate
    • egg yolk
    • baked or boiled potatoes
    • sunflower seeds
    • buckwheat
    • bulgur
    • raspberry
    • chicory
    • mango
    • sprouted wheat
    • mushrooms
    • spices
    • avocado
    • pistachios

    The main source of niacin is peanuts. But, unfortunately, it can be infected with a fungus. Therefore, before eating groundnuts, they need to be disinfected and washed in water, and then lightly dried by frying in a frying pan.

    Beneficial properties of nicotinic acid:

    • speeds up metabolism
    • reduces bad cholesterol levels
    • participates in the processing of fats, proteins, carbohydrates
    • removes toxins
    • reduces inflammation
    • thins the blood
    • promotes normal operation brain
    • protects a person from insomnia and stress
    • dilates blood vessels
    • fights atherosclerosis
    • acid can be used to treat hair; it has a beneficial effect on hair growth
    • Also, nicotinic acid for osteochondrosis quite quickly and effectively helps improve the patient’s condition.

    Harm of nicotinic acid

    Oversaturation human body Niacin can cause muscle numbness, slight dizziness, and skin hyperemia. An excess of the substance can also cause fatty liver, stomach pain, and depression. Also, this vitamin is contraindicated in large quantities for people with peptic ulcer stomach. In addition, an excess of vitamin B3 can cause a number of side effects: - redness of the skin on the face

    • tingling and burning of certain parts of the body
    • dizziness,
    • sudden drop in blood pressure
    • in rare cases: nausea and diarrhea.