To maintain life, we must rely on various nutrients in food. Improving the nutritional balance of patients is the most important measure in anti-cancer treatment. Improving the nutritional balance of patients is the most important measure in anti-cancer treatment. Reasonable allocation of diet for tumor patients can improve the resistance of the body, which is beneficial to the treatment and recovery of patients. One, do not eat spicy food, it will stimulate the intestines and stomach, so does the over-salty food. Two, pay attention to reasonable nutrition, food as diverse as possible, eat more high protein, multivitamin, low animal fat, easy to digest food and fresh fruits and vegetables, do not eat stale or irritating things, less fumigation, baking, pickling, deep-fried, too salty food, staple food coarse and fine grains with to ensure nutritional balance. Third, vegetables, fruits and beans are rich in many kinds of vitamins and trace elements, which have certain anti-cancer and anti-cancer effects. Such as soybeans, cabbage, tomatoes, carrots, hollow vegetables, dates, etc. Fourth, do not eat goose, pork head meat, carp, and less cilantro. At the same time, Chinese medicine is indispensable for cancer patients, and it is best to combine anti-cancer Chinese medicine for comprehensive treatment. There is no conflict between Western medicine and Chinese medicine, but on the contrary, they can complement each other, strengthen the efficacy and at the same time reduce the side effects brought by Western medicine treatment, and play the role of inhibiting tumor spread and metastasis, which is a means to add points to cancer treatment and apply to any stage of tumor treatment. It is a means to add points to cancer treatment and is applicable to any stage of cancer treatment. It significantly reduces the pain of tumor patients and the side effects of western medical treatment, and enhances patients’ own anti-tumor immune ability. There are many successful cases through the integrated means of diet balance, psychological adjustment, Chinese medicine and western medicine anti-cancer treatment.