Diet after surgery is very important, a little carelessness will not only affect the patient’s recovery, but also may bring more damage, so it is very important to maintain a balanced nutrition after surgery. Ensure the diversity of diet: After surgery, we should eat more food with high nutritional value, light and easy to digest and absorb, especially high-quality animal protein, followed by the supplementation of micronutrients, especially zinc and potassium, and then a variety of vitamins and fiber supplementation, which can increase the ability to fight infections, and vitamins A, C, E can also promote wound healing. Avoid eating lard, animal offal, eel, fatty meat and sea fish with high cholesterol, and avoid smoking, alcohol and strong tea. What are the kinds of food that can be eaten after colorectal cancer surgery? 1.Water: warm boiled water, start to drink after removing the gastric tube, with the permission of the doctor in charge, and the total amount should be less than 300ml. 2.Clear food: rice soup, fruit juice. 3.Liquid food: lotus root powder, sesame seed paste, noodle soup, vegetable soup, fish soup, chicken soup, rib soup, honey. 4.Semi-liquid food: rotten noodle, rice congee, meat floss, vegetable puree, puree of meat, (fish, chicken, pork), puree of fruits, muesli, bean curd brain. 5.Soft food: vegetables (steamed, steamed, steamed, steamed, steamed). 6.Soft food: vegetables (steamed and steamed). 7.Soft food: vegetables (steamed, steamed, steamed). Soft food: vegetables (steamed, stewed, boiled), meat (steamed, stewed, boiled), tofu, hard-boiled eggs, etc.