Patients after surgery can eat shrimp if they were not allergic to shrimp before. For all kinds of surgeries, including surface surgeries, such as breast, thyroid, inguinal hernia or varicose saphenous vein, and intra-abdominal surgeries, such as gastrointestinal and hepatic and biliary system surgeries, all the post-surgery dietary requirements, that is, after the patient resumed defecation, after the bowel movement, are advocating a light diet. Avoid spicy, greasy, stimulating food, advocate low-fat, high-protein food, so as to increase the patient’s nutrition. Shrimp is low-fat, high-protein food, so patients after surgery can eat shrimp, can increase the patient’s nutrition, improve the patient’s immunity, promote its recovery.