Vitamins (vitamin preparations) - the diverse in the chemical structure biologically active materials, which
regulate exchange of substances, (metabolism) in the organism. Vitamins are necessary for the protection
from unfavorable, including of muta genic, environmental effects. The majorities of vitamins are not synthe
sized in the organism - foodstuffs serve as their source. Many illnesses and functional disorders are frequently
the consequence of the shortage of vitamins. On security with the vitamins of organism depends normal the
functioning of immune system and energy exchange. The shortage of vitamins accelerates aging organism
and increases the frequency of the appearance of different diseases, which considerably reduces the quality of life and its duration.
More frequently is encountered the partial insufficiency of vitamins - hypovitaminosis, which is manifested by the disturbances of
functional nature. A deficiency in the vitamins can begin with an excessive increase in the need for them of organism against the bac
kground of stress situations, smoking, alcoholism, etc. Vitamins are the absolutely necessary components of the foods, without enterin-
g of which is impossible the normal functioning of organism. In the risk group on avitaminosis should be included the people, which=
suffer chronic and infectious diseases. Vitamins actively use in dermatology with different diseases. The optimum dosages of vitamins
make it possible to considerably decrease the risk of allergies.
