Chronic gastroenteritis patients should pay attention to dietary health due to the inflammation and edema of the gastrointestinal mucosa and the imbalance of gastrointestinal flora. Try to eat foods that are easy to digest and absorb, staple foods such as rice porridge, noodle soup, noodle sheet soup, pumpkin porridge and so on. In order to maintain a balanced nutrition to prevent diarrhea, also eat vegetables rich in dietary fiber, such as carrots, tomatoes, yams and so on. If bloating is obvious also do not eat sweet potatoes, radish and so on. Be sure to avoid eating spicy and stimulating, cold and greasy, smoked and pickled, high sugar content of the food, try to maintain a light diet. At the same time, do not overeat, pay attention to small meals, regular diet. It is recommended that patients develop good eating habits in order to promote the recovery of chronic gastroenteritis as soon as possible.