Protect the gastric mucosa, avoid high salt, overeating, overeating, overeating, eat less and eat more, regularly quantify, and the diet is easy to digest. 2. The food should be fresh, eat more fresh fruits and vegetables, and increase the intake of high-quality protein. 3. Patients with gastric cancer often have symptoms such as fullness and pain in the upper abdomen, and should eat more digestible food; Common symptoms such as nausea, vomiting, loss of appetite, etc. , should eat light food to stimulate appetite and reduce adverse reactions. 4. Diet conditioning after gastric cancer surgery should choose foods with high nutrition and less stimulation. The staple food is the variety of patients' daily habits, and adding barley porridge and glutinous rice porridge is beneficial. Non-staple food should be fresh meat, eggs, vegetables and fruits. After operation, the patients ate 3 ~ 5 meals a day, and their appetite gradually increased. Many patients can recover their preoperative appetite after half a year. If you have nausea and vomiting after a meal, don't worry, you can sit for a while or walk slowly to relieve the symptoms. You can also take10g ginger soup frequently. 5. Most patients with advanced gastric cancer are in a state of general failure, difficulty in eating and loss of appetite. They should eat more fresh pomegranate, fresh dark plum and fresh hawthorn, or decoct with tangerine peel, pepper, ginger, rock sugar and chicken gizzards. Cachexia patients should supply more foods from protein, such as milk, eggs, goose, goose blood, lean pork, beef, fresh vegetables and fruits. Glutinous rice porridge needs cooking. 6. Pay attention to the prevention of dumping syndrome and hypoglycemia syndrome after gastric cancer surgery. The main performance of dumping comprehensive tablets is to eat sweet liquid, such as sweetened milk. /kloc-After 0/0 ~ 20 minutes, you will feel epigastric discomfort, abdominal distension and pain, nausea, vomiting, bowel sounds, diarrhea, general fatigue, dizziness, sweating, palpitation, facial flushing and even collapse. This syndrome can be controlled by diet. If the symptoms are severe and recurrent, the author should eat foods with high protein, high fat and low carbohydrate, pour them into a small amount of meals, and avoid drinking liquid foods such as liquids when eating. It is best to lie flat for 30 minutes after meals, and drink a small amount of sugar-free liquid at 1 hour half an hour after meals. After this adjustment, the emptying speed and capacity of gastric thermal power plant can be effectively slowed down. 1~2 years later, the symptoms can be gradually relieved and no longer attack. Postoperative hypoglycemia syndrome is mainly manifested as palpitation, sweating, fatigue, dizziness, hand shaking, hunger, drowsiness or collapse 2-4 hours after eating. The reason is that food is discharged into jejunum too fast, glucose is absorbed too fast, and blood sugar rises temporarily, which stimulates pancreas to secrete too much insulin and then causes reactive hypoglycemia. The way to control this comprehensive tablet through diet adjustment is: eat less and eat more meals, eat a diet with high protein, high fat and low carbohydrate, and avoid a liquid diet that is too sweet and overheated. Lie on your back 10~20 minutes after meals, and prepare sweets for oral administration to correct hypoglycemia. After this adjustment, most patients can gradually heal themselves from 6 months to 1 year. 7. Dietary chemotherapy during chemotherapy often causes digestive tract symptoms such as nausea, vomiting, loss of appetite, abdominal distension and diarrhea. In order to ensure the smooth progress of chemotherapy, we should pay attention to the following points: ① Deal with the relationship between diet and the peak time of chemotherapy drugs and avoid eating at the peak time of drugs. For example, intravenous injection, preferably on an empty stomach, can reduce nausea and vomiting. If it is an oral drug, it is best to take it after meals, because the drug is absorbed back into the blood after 2 to 3 hours. When its concentration reaches the highest, even if there is digestive tract reaction, it will be fasted and the symptoms will be alleviated. ② During chemotherapy, the number of meals should be more than usual, and the food should be soft and easy to digest, rich in protein, vitamins and sufficient heat energy. Even if you vomit, you should keep eating, and if necessary, you can replenish energy through infusion. 8. During radiotherapy, dietary radiotherapy may cause nausea, loss of appetite, vomiting and other symptoms. Abdominal pain and diarrhea, decreased hemogram, decreased immune function, etc. May occur in the late stage of radiotherapy. At this time, adequate nutrition and rich vitamins must be given to invigorate qi and generate blood. Those who belong to yin deficiency should be supplemented. Commonly used foods include yam, longan, lotus seeds, fungus, mushrooms, lilies, crystal sugar, lotus root, tofu, honey, mung beans, ducks, turtles, mussels, milk, coix seed, jujube, glutinous rice and so on. Diet should correspond to physique: people who are usually plump should not eat greasy food, but should eat more light food; Thin patients should not eat fragrant and dry food, but should eat more food that nourishes yin and promotes fluid production. No matter what kind of physique, you should eat more vegetables, fruits, mushrooms, beans, foods rich in trace elements such as selenium and molybdenum, and foods rich in allicin (such as garlic and onions) on weekdays. Don't eat moldy, smoked or pickled food. Dietary adjustment of postoperative patients with gastric cancer