Dietary guidance: As nasopharyngeal cancer patients are affected by their disease, they have heavy psychological burden, poor appetite and low resistance, so they should instruct their family members to encourage patients to eat and give them high protein, high vitamin, low fat and easy to digest food. Such as beans, milk, fungus, carrots and so on. At the same time, family members should be instructed to create a clean and comfortable eating environment for patients, pay attention to the color and flavor, provide patients with tasty food, and provide patients with rich nutrition. Eat balanced diet and more vegetables and fruits. Diet during radiotherapy and chemotherapy of nasopharyngeal cancer should be easy to digest, fresh and delicious, rich in nutrients of protein, vitamins and amino acids, such as kelp, purslane, longbeard, jellyfish and so on. Frequent oral plums, olives, prunes, figs, etc., can stimulate salivary secretion and reduce dry symptoms. Patients are not suitable to eat: eat less salty, smoked, baked, pickled products. Abstain from smoking and alcohol, avoid eating spicy and stimulating food. It is not suitable to eat too dry and rough food. Common formulas and production methods for dietary management include: 1. Fig stew: formula: 120g of fresh figs (60g of dried products), 120g of lean pork. Method: wash and cut into pieces, add water into the pot with appropriate amount of water, add appropriate amount of seasoning, cook until the meat is rotten, and drink the soup and eat the meat. Effect: Treating dry mouth and sore throat after radiotherapy for nasopharyngeal cancer, strengthening spleen and stomach, eliminating swelling and detoxification. 2, yam and lotus coix seed soup: formula: yam 30g, lotus seed (remove heart) 30 g, coix seed 30g, method: add appropriate amount of water, slow fire stewed, add a little sugar, once a day, the amount of part of the limit, served for 15 days. Efficacy: treating the spleen deficiency of nasopharyngeal carcinoma in all stages, strengthening the spleen, benefiting the qi, clearing the mind and tranquilizing the spirit. 3, Nourishing Jin Drink: Formula: dried snow pear, rehmannia glutinosa 50 g each, smallpox pollen, XuanShenGen, capsicum 25 g each, maitake, Radix et Rhizoma Dioscoreae, Platycodon grandiflorum 15 g each, HangBaiJu 20 g. Methods: decoct and remove dregs of the same juice, take it warmly once a day in 2 times. Efficacy: treating nasopharyngeal carcinoma with loss of fluid and dryness of mouth, it can nourish yin and generate fluid, cool blood and benefit pharynx.