The importance of vitamins for healthy human life

Rational nutrition is a basic component of a healthy lifestyle. Modern knowledge about vitamins and its role in the physiological processes of the human body is systematized. The existing classification of vitamins is considered. Vitamins consumption standards and its content in products for healthy living are indicated. The causes of such conditions as hypovitaminosis, vitamin deficiency, and hypervitaminosis are described. Examples of clinical manifestations of vitamin deficiency in human body are provided, knowledge about the need of vitamins for the organization of healthy life is given as well in the article.