There are many types of vitamins, which have effects such as participating in the metabolism of many substances and promoting bone growth. Vitamins are essential nutrients and contain a variety of coenzymes that can participate in the metabolism, utilization and synthesis of many substances and also promote bone growth. It also ensures the normal development of the body. There are many kinds of vitamins, for example, vitamin B₁ has the effect of promoting the production of coenzymes in the body, maintaining the body’s sugar metabolism, nervous and digestive systems; vitamin C has the function of repairing the tissues and oxidation reduction. Vitamin D can participate in the body’s calcium and phosphorus metabolism, and can promote the intake of calcium and phosphorus; vitamin E is a fat-soluble vitamin, mainly used to assist in the treatment of cardiovascular and cerebral vascular disease, habitual abortion, infertility and so on. The efficacy and role of vitamins is too wide, before taking vitamins, need to be under the guidance of the doctor to take the right symptoms.