Diet is one of the important elements for tumor patients to maintain their ideal life, we should not only pay attention to medication, but also to diet. In the clinical practice, patients or their family members often ask me about dietary considerations for tumor patients, so I have organized some frequently encountered problems, hoping to provide some reference for all patients. 1.What is “hairy food”? (1) Food that can induce tumor and other diseases; (2) Food that aggravate the development of tumor and other diseases; (3) Food that can promote the recurrence and metastasis of tumor and other old diseases, collectively referred to as “hairy food”. 2.Why should we pay attention to dietary regulation? (1) Reasonable diet can improve human body’s ability to resist diseases, stimulate human body’s immune function, and fight against tumor cells; (2) Correct diet can improve the efficacy of various tumor treatment methods, while incorrect diet can affect the therapeutic effect of various anti-cancer methods; (3) Incorrect diet may affect the treatment, even aggravate the disease, and induce (or promote) tumor growth. (3) Incorrect diet may affect the treatment or even aggravate the disease and induce (or promote) tumor growth. (1) Avoid smoking and alcohol. (2) Avoid overeating, greasy food, salt cured, smoked, baked and fried food, especially baked and caramelized food. (3) Avoid onion, garlic, pepper, chili, cinnamon and other spicy stimulating food, especially for patients with oral mucosal malignant tumors. Can put a little to do seasoning. (4) Avoid moldy, pickled vinegar food, such as moldy peanuts, moldy soybeans, salted fish, pickles, etc. (5) avoid more bones, more sarcasm, rough and hard, sticky and indigestible and coarse fiber food. (6) Avoid heavy, too acid, too sweet, too salty, too cold, too hot and too much food containing gas. (7) ascites avoid more salt, water food. (8) low coagulation, especially those with bleeding tendency, avoid scorpions, centipedes and food with blood-breaking effect and Chinese medicine. 4, general food: (1) daily diet should be regular, quantitative, small meals to reduce the burden on the gastrointestinal tract. (2) Eat more food containing vitamin A, C, E, more green vegetables and fruits. (3) Insist on low-fat, high-protein, easy-to-digest foods. (4) Food should be fresh, do not eat moldy and spoiled diet. (5) To keep the bowel movement smooth, constipated patients should eat fiber-rich foods and drink some honey every day. In general, we do not clinically avoid vegetables and fruits, except for the above-mentioned mutton, dog meat, chicken, eggs, goose meat, sea shrimp, crab (hairy crab, sea crab), yellow fish, scallops, etc. need to be avoided, and dairy products, royal jelly, hashish oil, etc. are not recommended. Diet is recommended to match meat and vegetarian dishes. River fish and river shrimp can be consumed in small amounts. Pork, beef and duck meat are normally consumed. The order of anti-cancer vegetables list is: cooked sweet potato, raw sweet potato, asparagus, cauliflower, cabbage, cauliflower, celery, eggplant skin, bell pepper, carrot, golden cauliflower, water chestnut, skunk cabbage, capers, snowy red, tomato, onion, garlic, cucumber, cabbage. 5.What is good to eat during chemotherapy? (1) Loss of appetite, nausea, vomiting: during or after chemotherapy, due to the gastrointestinal reaction of chemotherapy drugs, patients often have no appetite, see the food and want to vomit, and after eating there is not easy to digest. Therefore, the diet should pay attention to eating less and more meals, eat easily digestible food, eat immediately when you want to eat, do not want to eat, do not force to eat. Some patients vomit after eating, it is recommended to eat again after the gastrointestinal reaction is reduced. Dietary items to strengthen the spleen and stomach and promote digestion; such as coix seeds, wai yam, jujube, freshwater fish, Chen Pi, ginger, lentils, radish, carrot. It is recommended to eat more semi-liquid food during chemotherapy, you can use a juicer to break up the food and eat it. (2) Low white blood cell: you can eat pig liver, bone broth, lean meat, dates, mushrooms, walnuts, cinnamon meat (not raw, must eat processed). There are also some prescriptions, such as eel bone soup can raise white blood cells, some clinical patients reflect good results. (3) At the same time can be combined with Chinese medicine to reduce chemotherapy reactions. 6.What is good to eat during radiotherapy? During or after radiotherapy, radiation reaction, dry mouth and dry tongue should be eaten to nourish Yin, nourish fluid and generate fluid. Such as lotus root juice, mung beans, watermelon, snow pear, thatch root and so on. Pay special attention to try not to eat pungent and warm foods that help heat, such as spicy foods, such as dog and mutton, etc. At the same time, it can be combined with traditional Chinese medicine to reduce the reaction of radiotherapy. 7.Can tumor patients eat ginseng? Yes. However, it depends on whether the patient is hot or cold. If the patient is hot, he should take American ginseng; if he is cold, he should take red ginseng. It is recommended to listen to the advice of Chinese medicine practitioners. 8.Do tumor patients need to take Lingzhi, Cordyceps and other tonic products? Appropriate consumption of Lingzhi, Cordyceps and Dendrobium can have auxiliary effects. However, they cannot replace Chinese and Western medical treatment, they are too expensive and not suitable for the general public; there are too many fake medicines and they are harmful. It is recommended to listen to the advice of Chinese medicine practitioners and not to take them casually.