You need to fast for 6~8 hours after gastric multiple polypectomy, and different types of diets are phased in according to the specific recovery. You need to fast for 6~8 hours after gastric multiple polypectomy, eating too early will irritate the gastrointestinal tract. If there is no adverse reaction, you can usually start with a liquid diet on the next day, such as thin rice and vegetable soup. Be careful to eat small meals and eat every 2~3 hours. If recovery is normal, you can eat some low-fat, semi-liquid diet, such as ravioli, noodles, etc. two weeks after surgery. Note that the diet should be semi-liquid, the diet should be a small amount of fiber, small meals. After discharge from the hospital, you can eat a softer texture meal. Nutritious and easily digestible food should be chosen. Avoid raw, cold, fried, spicy and other stimulating, easy to cause flatulence food. Pay attention to chewing and swallowing when eating. Eat more fresh vegetables and fruits, do not eat pickled food. Normal diet can be resumed 3~6 months after surgery according to the physical condition. Diet is based on no uncomfortable feeling after meals. Food is based on the principles of low residue, low irritation and easy digestion. If symptoms of nausea and bloating occur after eating, you should seek medical advice and follow the doctor’s instructions.