Chinese medicine believes that all kinds of food have similar properties (cold, hot, warm, cool) and flavors (sour, bitter, sweet, pungent, salty) as Chinese medicine, and have their own nutritional properties. In nutritional rehabilitation, the corresponding food should be selected according to the patient’s condition. 1.Nutrition after surgery: After surgery, tumor patients commonly suffer from deficiency of qi and blood, loss of health of spleen and stomach, i.e. both lack of nutrition and dysfunction. Therefore, they should supplement nutrition and eat nutritious food such as meat, poultry, eggs, milk, soybean products, etc. At the same time, they should pay attention to strengthening the spleen, and some condiments and hawthorn, congee, yam, etc. have the effect of strengthening the spleen and appetizing the stomach. 2.Nutrition after radiotherapy patients often appear after radiotherapy dry mouth and nose, dry throat want to drink, red tongue with little moss, fine pulse and other symptoms of yin deficiency and fire, it is advisable to eat light to reduce the fire, sweet and cold food, such as: fruits, vegetables, etc., you can choose the watermelon, pears, lotus root, lotus seed, mung beans, silver fungus, radish, cabbage and so on. Avoid warm, pungent, dry or fried foods. 3, nutrition after chemotherapy patients nausea and vomiting, leukopenia, thrombocytopenia, it is advisable to eat appetizing spleen, promote appetite, nutritious food, such as: turtle, eggs, dairy products, lean meat, carp, honey, jujube and so on. 4, taboo Chinese folk traditionally emphasize taboo. For some food that may help heat and fire after eating, and make some diseases attack or aggravate (commonly known as “hairy food”), such as: scaly fish, shrimp, crab, chicken, dog meat, donkey meat, leek, fennel, etc., it is customary to think that patients with tumors should not consume them. In addition, when the disease is hot, spicy food is forbidden, and when the disease is cold, cold and greasy food is forbidden, which also belongs to the category of taboo.