Patients with chronic gastroenteritis are advised to choose light-tasting, easy-to-digest foods during the disease flare-up, such as millet porridge, lean meat porridge, hot milk, boiled eggs, lotus root powder, bread, noodles, yams, pumpkin, steamed fish, and rib soup. You must not eat spicy and irritating food, and you must quit smoking and drinking, and you must develop good eating habits, work and rest patterns, and keep your mood happy. After the improvement of chronic gastroenteritis after medication can resume a normal diet, but we must pay attention to balanced nutrition, not overeating, high-fat diet is not recommended, you can eat more fresh fruits and vegetables to ensure smooth bowel movements.