Vitamins, their importance for the vital activity of the body.

Vitamins are complex structures of organic origin. They play a very important role in our body. Vitamins are necessary for the synthesis of various enzymes, regulation of the work of organs and glands. Also, they can be responsible for the catalytic function. We get the right amount of vitamin from food. Some vitamins are synthesized directly in our body. For example – vitamin PP (niacin) is synthesized by our liver. It has a positive effect on the circulatory system and is necessary to prevent certain diseases such as pellagra.