Vitamins are important nutrients in human body and need to be supplemented appropriately. Vitamin A can protect eyesight, vitamin C can resist aging, remove free radicals in the human body and prevent leukemia, and vitamin D can regulate calcium and phosphorus metabolism in the body.
Vitamin B 1 can maintain the activity function of nerve and heart and promote growth and development. Vitamin B2 can maintain the health of oral cavity and digestive tract mucosa, maintain eye vision, and prevent cataracts and rough skin.
Vitamin B6 can keep the body and nervous system healthy, maintain the balance of sodium and potassium in the body, resist dermatitis, prevent hair loss and maintain the normal function of insulin. In addition to the above nutrients, multivitamin tablets also contain calcium pantothenate, folic acid, carotene and so on.
Extended data:
Vitamins, also known as vitamins, are a kind of organic substances necessary to maintain human life activities and important active substances to maintain human health. The content of vitamins in the body is very small, but it is indispensable. Although the chemical structures and properties of various vitamins are different, they have the following similarities:
① Vitamins exist in food in the form of provitamins;
Vitamins are not components of tissues and cells, do not produce energy, and mainly participate in the regulation of metabolism;
(3) Most vitamins can't be synthesized by the body or the synthetic amount is not enough to meet the needs of the body, so they must be obtained from food frequently;
(4) The human body's demand for vitamins is very small, and the daily demand is often calculated in milligrams or micrograms, but once it is lacking, it will cause the corresponding vitamin deficiency and cause harm to human health.
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