1, head and neck radiotherapy diet: light diet, advocate cool, sweet, nourishing food, rice, wheat, soybeans as the main food, meat, pork, duck, goose, snapper, oysters, fresh fruits and vegetables, watermelon, Sydney juice can be taken orally; 2, chest radiotherapy diet: clear, moisten phlegm, anti-inflammatory and detoxification diet, available five juice drink (Sydney juice, sugar cane juice, fresh root juice, fresh milk, fresh leek juice), ice sugar lotus seeds Snow ear soup, five rice porridge (raw coix seeds, walnuts, lotus seeds, black sesame, rice), snapper porridge, can also take fresh royal jelly, bird’s nest, shark’s fin, etc.; 3, pelvic radiotherapy diet: (1) acute radiation enteritis, serving tea, ginger, garlic, brown sugar water, h garlic eggplant, fresh horsetail porridge, fresh root juice honey water; (2) chronic radiation enteritis, easy to digest and absorb and nutrient-rich and anti-inflammatory, anti-swelling (2) chronic radiation enteritis, with foods that are easily digested and absorbed and are anti-inflammatory, anti-swelling, diuretic, such as Chinese yam, onion, fresh amaranth, fresh lotus root, purple cabbage, raw coix seed, eggplant, red beans, mountain fern.