Colon cancer is the most common malignant tumor of colorectal cancer, and its diet also has corresponding requirements to improve its survival rate and control the recurrence and development of the tumor. Pay attention to the following aspects in diet: 1. Avoid spicy food, such as pepper, ginger, garlic and pepper. 2, should eat more fruits rich in vitamin C, such as kiwi fruit, oranges and oranges. 3. Avoid eating foods high in fat, sugar and indigestion. 4, you can eat more foods or Chinese herbal medicines that improve immunity and resistance, such as fungus, mushrooms, astragalus, ginseng, ganoderma lucidum spore powder and other corresponding foods. In the process of life, we should also pay attention to the timing of three meals, eat less and eat more meals, and keep a good sleep. It is also important to quit smoking and drinking.