THE ROLE OF VITAMINS IN HUMAN LIFE

The scientific sources devoted to the peculiarities of structure and functions of vitamins were analyzed. It was established that vitamins is exogenous alimentary factors and they should permanently come with foodstuffs. Vitamins are a group of low-molecular organic compounds of different chemical nature, which are not synthetize in human organism and in small amount they are necessary in order to provide the metabolic processes. It was mentioned that during last times the great importance is attached to antioxidant properties of vitamins during the medical treatment and prophylaxis of immune system disturbances related to the influence of free radicals. It was also mentioned the positive influence of vitamins and complexes of vitamins on cellular metabolism so far as they prevent the influence of harmful factors, stimulate the activity of antioxidant systems and provide the normalization of redox processes which are the source of energy for organism.