Vitamin C is a water-soluble vitamin, mainly from fresh vegetables and fruits, has a variety of physiological functions in the body, the role of vitamin C there is no obvious difference between men and women, the benefits of eating vitamin C properly include the following: 1, enhance anti-infection ability: vitamin C can enhance the role of neutrophils as well as lymphocytes, participate in immunoglobulin synthesis, thereby improving the body’s ability to resist infection, flu season Appropriate supplementation of vitamin C is beneficial to the prevention of colds and flu; 2, pre-treatment of scurvy: scurvy is caused by a lack of vitamin C, patients can appear skin, submucosal bleeding performance, appropriate supplementation of vitamin C can effectively prevent and treat scurvy; 3, anti-fatigue: insufficient or lack of vitamin C content in circulating plasma can lead to easy fatigue, lack of energy, appropriate supplementation is conducive to reducing fatigue; 4, improve the skin: vitamin C has antioxidant effects, can be a certain degree of antioxidant effect. C has an antioxidant effect, which can delay skin aging and pigmentation to a certain extent, and is also involved in collagen synthesis, which has a certain alleviating effect on the roughness and loss of elasticity of the skin caused by the reduction of collagen, so appropriate supplementation is conducive to improving the skin; 5, promote the absorption of iron, calcium and folic acid: while taking iron, calcium or folic acid supplements, it is best to take vitamin C, which can promote absorption, thereby protect bone function and prevent diseases such as anemia; 6. Other: proper supplementation of vitamin C can also enhance physical fitness and help the liver to play a detoxifying role. It is not easy to lack vitamin C with a reasonable diet, and can be supplemented in moderation if the body is deficient or the demand increases. The body’s need for vitamin C can generally be met by consuming sufficient amounts of fresh fruits and vegetables, and if food supplementation cannot be corrected, vitamin C preparations can be supplemented according to medical advice.