By | February 2, 2020

Vitamins are widely used in the prevention and treatment of a number of diseases. For the normal functioning of the whole organism, the presence of vitamins is necessary.

Their lack or overabundance can lead to disruptions in the functioning of organs and systems, and cause various diseases. We get a certain amount of vitamins from food. But with malnutrition or as a result of past illnesses, vitamin deficiencies can develop. The lack of vitamins must be compensated by ingestion or in the form of injections.

There are fat soluble and water soluble vitamins.
Fat-soluble vitamins include: A, D, E, F; Water soluble — B1, B2, PP, B5, B6, B12, folic acid, B15, C, P.

Vitamin A (Vitamin A) . Retinol

It is found in animal fats (fish oil, liver, butter, cream, milk, egg yolk), in vegetable products (carrots, apricots, tomatoes, green peas). It is an antioxidant.
Vitamin A plays an important role in the trophic processes of the skin, and also participate in the redox reactions of the body.
With vitamin A deficiency, hyperkeratosis, dry skin, loss of elasticity, decreased sweating and sebum secretion, disorders of the gastrointestinal tract, urinary tract, poor growth and development in adolescents develop.

Indications for use.
Hyperkeratoses, “night blindness” (night blindness), dry skin, hair, seborrhea, frostbite, acne, rosacea, furunculosis, susceptibility to colds, to strengthen immunity.
The use of vitamin A is advisable in women during menopause.

With a lack of vitamin A and its overabundance, many symptoms are similar.
If it is taken excessively, hypervitaminosis may occur, accompanied by weight loss, fatty liver, hyperemia, dryness and peeling of the skin, brittle nails, hair loss, bleeding gums, weight loss, irritability, fatigue and nausea, menstrual irregularity, prescribed inside in the form of capsules, tablets, gel, liquid.

Mode of application. Men need 700-1000 mcg of vitamin A per day, women need 600-800 mcg of vitamin A, and for pregnant women, the daily norm of vitamin A is 100 mcg more, and for nursing women, 400 mcg. Depending on age and gender signs for children, the daily norm of vitamin A is 400-1000 mcg. In acute vitamin A deficiency, the dosage is increased to a maximum of 3000 mcg.

It is advisable to prescribe vitamin A together with vitamin E for better assimilation by the body. Vitamin E is an antioxidant and protects vitamin A from oxidation both in the intestines and in tissue

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