The skin is the body’s protective layer against microbial invasion, and after the burn, the protective layer is damaged, and the necrotic skin tissue is a good “medium” for microbial growth and reproduction, so the traumatic surface is easily infected after the burn. . Diet: 1. For patients with severe burns, the diet should start with a small number of trial meals and gradually increase to avoid acute gastric dilatation and diarrhea. 2.Patients with residual food in the stomach before the burn, do not eat for the time being, and eat after the recovery of gastrointestinal motility on the second to third day after the injury, starting with 3 to 4 times a day, 40 to 80 ml each time, and gradually increasing the amount later. 3, early burn patients should be light and easy to digest diet is appropriate. Late burn patients should eat more high-calorie, high-protein, high quality, small volume, easy to digest and absorb food, increase eggs, fish, meat, etc. 4. Prohibit smoking and alcohol and spicy and stimulating food. Burn patients must be concerned about their diet, and must know how burn patients should eat to avoid malnutrition causing other symptoms of the wound. Except for the presence of oral mucosa and esophageal burns, post-burn patients are allowed to eat. The diet can be designed to match the patient’s needs and assist in rehabilitation. 5, supplement rich in vitamin vitamin A, vitamin C and vitamin B complex food, beneficial to wound healing.