Vitamin baby which do not need to fill every day

With the development of medical science, we know the vitamin has formed a family. In this large family, fat-soluble vitamins is an important family. Fat-soluble vitamins, including vitamin A, vitamin D, vitamin E, vitamin K four. The lack of vitamin and poisoning in children will have a negative impact on growth and development.

The main characteristics of fat-soluble vitamins are: soluble in fat and fat solvents, insoluble in water. Food is rich in fat-soluble vitamins, and coexist with lipids, soluble fat in fat-soluble vitamins can be absorbed and excreted in the body. From the food intake of fat-soluble vitamins in the intestinal absorption, through the lymphatic system into the body in order to play its physiological function.

When the intake of fat-soluble vitamins more than the body needs, the excess part can be stored in the liver and adipose tissue, so fat-soluble vitamins do not need to add every day, as long as regular consumption of fat-soluble vitamins containing foods, you can avoid a variety of fat-soluble vitamins Deficiency. Few of the clinical fat-soluble vitamins to see the situation, but the fat-soluble vitamin poisoning caused by the disease has occurred, fat-soluble vitamin poisoning, and long-term high-dose supplement and more than the body load. In addition, due to excess fat-soluble vitamins can not be excreted from the urine, so the nutritional Retinoic acid Tretinoin status of fat-soluble vitamins can not be assessed with urine.

In the family of fat-soluble vitamins, different vitamins in the structure, the function is quite different. Vitamin A (retinol) and its derivative retinoic acid, can affect the differentiation of tissues and organs of epithelial cells to maintain the integrity of epithelial tissue, retinoic acid also promote the normal development and differentiation of embryos and anti-cancer effect. The lack of vitamin A in the body, there may be visual developmental abnormalities in children, lower respiratory resistance, growth pause, bone growth and development of poor and so blocked.

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