Acute gastroenteritis should wait until the condition is stable, no nausea, vomiting, abdominal pain, diarrhea and other symptoms, 2-3 days after the stool is formed can eat fruit. Also note that you should eat fruits that are neutral and slightly warm in nature, such as apples, bananas, lychees, cinnamon, kiwi, pomegranates, etc., because these fruits are not only rich in nutrients, but also strengthen the spleen and benefit the qi, astringent to stop diarrhea and warm the stomach. Avoid eating a lot of cold fruits, such as watermelon, cantaloupe, cucumber, etc. Avoid eating spicy and stimulating foods, such as chili, wine, strong tea, spicy hot and cold drinks, etc. Avoid eating fried, greasy, and indigestible foods so that these foods do not re-stimulate the gastric mucosa and cause a recurrence of acute gastritis. To give a light, easy-to-digest diet, such as millet porridge, yam porridge, noodles, etc., which nourish the stomach.