The diet of cancer patients must rely on various nutrients in food. The main problem of cancer patients is nutritional disorder, and improving patients' nutrition is the most important measure in anti-cancer treatment. Reasonably adjusting the diet of cancer patients can improve the body's resistance and is very beneficial to the treatment and rehabilitation of patients. The dietary distribution of cancer patients should pay attention to the following points:

(1) Supplying easily digestible protein foods such as milk, eggs, fish and bean products can improve the body's anti-cancer ability. Among them, milk and eggs can improve the disorder of protein after radiotherapy.

(2) Eat the right amount of sugar to supplement calories. In patients receiving high-dose radiotherapy, their glucose metabolism was destroyed, glycogen decreased sharply, and blood lactic acid increased, which could not be reused. And aggravated the deficiency of insulin function. Therefore, the effect of glucose supplementation is better, and it is advisable to eat more sugar-rich foods such as honey, rice, noodles and potatoes to supplement calories.

(3) Eat more anti-cancer foods, such as soft-shelled turtle, mushroom, auricularia auricula, garlic, laver, mustard, royal jelly, etc.

(4) Vitamins A and C can prevent malignant transformation and diffusion of cells and increase the stability of epithelial cells. Vitamin c can also prevent the general symptoms of radiation injury and improve the level of white blood cells; Vitamin e can promote cell division and delay cell aging; Vitamin B 1 can stimulate the appetite of patients and relieve the symptoms caused by radiotherapy. Therefore, we should eat more foods rich in the above vitamins, such as fresh vegetables, fruits, sesame oil, cereals, beans and animal offal.

(5) Patients with radiotherapy and chemotherapy should generally eat cold food and cold drinks; However, patients with chills should eat hot food.

(6) diversification of diet, attention to color, fragrance, taste and shape, to promote patients' appetite; Cooking food should be done by steaming, boiling and stewing. Do not eat indigestible food and do not drink alcohol.

(7) Patients who have difficulty in chewing, swallowing, digesting and absorbing and lack of special nutrients after tumor surgery in various parts can be given different diets and supplemented with the missing nutrients according to the situation, and given a compound nutrient diet when necessary to enhance the patient's resistance.