After the operation, people should usually go on a diet. After 24-48 hours, the general condition is good, the intestinal peristalsis is restored, and the anus is exhausted. A small amount of warm water or glucose drinks can be given. If there is no discomfort, a small amount of light liquid food can be given the next day, such as rice soup, vegetable soup, thin lotus root starch, light fruit water and so on. But don't eat sucrose, milk or soybean milk, because these foods will cause bloating. On the fourth day, liquid food can still be used, but on the basis of liquid food, sweet milk, sweet soybean milk and so on can be added. On the fifth day, you can eat some semi-liquid foods with little residue, such as rice porridge, bean curd stewed with minced meat tomato juice, wonton, Huimian Noodles with tomato juice or vegetable juice, bread, cake, milk and soybean milk. On the ninth day, you can change to a nutritious, digestible, non-irritating and soft stomach disease diet, five meals a day. If you feel nausea and bloating after eating, you should reduce or stop eating. After the symptoms disappeared, the condition improved and then began to eat.

Patients after colon cancer surgery should follow the doctor's advice to eat and drink like other patients undergoing gastrointestinal surgery. Diet should start from soft, gradually adapt to the body, and then add other diets. Be careful not to eat too much fat, and mix with sugar, fat, protein, minerals, vitamins and other foods reasonably. There should be cereals, lean meat, fish, eggs, milk, various vegetables and bean products every day, and the amount of each should not be too much. Only in this way can we supplement all kinds of nutrients needed in the body. If you can't eat normally in the early postoperative period, intravenous fluid replacement should be given priority to. Pay attention to strengthening nursing and diet nutrition after operation to promote the recovery of patients.