Rich nutrition can strengthen people's physique and improve their resistance, so the diet during radiotherapy and chemotherapy for esophageal cancer should be combined with rich nutritious food to improve the human body's tolerance to the toxic and side effects of anticancer drugs. During chemotherapy, patients should have a high-calorie and high-protein diet, such as chicken, duck, fish, shrimp, lean meat and eggs, so as to play an auxiliary treatment role. Diet should be diversified, pay attention to diet collocation, in order to complement each other and improve the body's immunity. If you have five symptoms of upset, fever and yin deficiency, eat tremella porridge or soak it in American ginseng 0. 15g for tea. If economic conditions permit, you can stew turtle soup. Cooking pays attention to color, fragrance and taste, and it is best to steam, boil and stew. Don't eat or eat less smoked, fried and baked food, eat less pickled food, don't smoke or drink alcohol. Alcohol can activate a variety of carcinogens and reduce immune function. The staple food of chemotherapy patients can be steamed stuffed bun, jiaozi, wonton and noodles according to their eating habits and tastes. Patients with poor appetite can eat less and eat more.