Fruit and vegetable juice is the juice of vegetables, fruits and melons, generally speaking, drinking a moderate amount of fruit and vegetable juice every day will not affect the body. Vegetables, fruits and gourds are rich in various nutrients needed by the body, and moderate consumption of fruit and vegetable juice can supplement the nutrients needed by the body. Drinking fruit and vegetable juice than directly eating fruits and vegetables intake of sugar is more, for example, usually eat 1 apple alone can exist in the sense of satiety, replaced with fruit and vegetable juice will need to use 3-4 apples, inadvertently will increase the number of sugar. Vegetables and fruits have more antioxidant components, juicing fruits and vegetables is generally in an aerobic environment, where the antioxidant active ingredients may be destroyed. In addition, fruit and vegetable juice production process will be de-slagging, which will lead to a reduction in dietary fiber, is not conducive to maintaining intestinal health. If overdosed, it is easy to have symptoms such as increased blood sugar or stomach upset, so when drinking fruit and vegetable juice, it is important to control the amount as well as the number of times.