Vitamin E refers to vitamin E, which can defend against the peroxidation of free radicals on the body, protect the skin, enhance ovarian function, and prevent habitual abortion. Vitamin E can participate in a number of metabolic reactions in the body, can resist the peroxidation of free radicals on the body’s cells, has the effect of delaying aging, protect the skin, but also can enhance ovarian function, prevent habitual abortion. Clinically, it can be used to assist in the treatment of cardiovascular and cerebrovascular diseases and habitual abortion, infertility and so on. Vitamin E can not be used for people with a history of allergy to this drug, by vitamin K deficiency caused by hypoprothrombinemia, iron deficiency anemia patients with caution. Vitamin E long-term use may have abdominal pain, diarrhea, headache, lipitis, keratitis and other adverse reactions. In summary, vitamin E is a kind of auxiliary therapeutic drug, should be used under the guidance of a doctor or pharmacist, do not use blindly. If discomfort occurs during use, seek medical attention immediately.