The benefit of eating green vegetables is to replenish vitamins, minerals and other nutrients and energy for the organism. Generally, 100g of green vegetables contain 0.04mg thiamine, 0.11mg riboflavin, 36.0mg vitamin C and other vitamins, usually eat green vegetables to supplement the body with vitamins. In addition, 100g of green vegetables also contains 92.9g of water, 0.5g of fat, 1.8g of protein, 0.70mg niacin, 620.0mg of carotene, as well as 108mg of calcium, 39mg of phosphorus, 22mg of magnesium and other minerals, usually eaten in moderation, green vegetables are also able to provide the body with other nutrients needed. In addition, the energy content of bok choy is 114KJ/100g, and eating bok choy is good for replenishing energy for the body. It is recommended to consume a rich variety of fresh fruits and vegetables, reasonably with eggs, meat, cereals and other foods, balanced nutrition.