Acute gastroenteritis is better to eat some white porridge and other light and easy-to-digest semi-liquid food, which can replenish water and will not aggravate mucous membrane damage. Avoid greasy, irritating, indigestible, cold and gas-producing foods such as sugar cake, hot pot, milk, ice-cream and sweet potatoes, so as not to aggravate the burden on the gastrointestinal tract. Acute gastroenteritis usually gastrointestinal tract digestion and absorption function is poor, you can eat white porridge, noodle soup and other light and easy to digest semi-liquid food is better, can replenish water, will not aggravate the mucosal damage. During the acute attack period, pay attention to more rest, avoid overwork, drink more water to replenish water. Avoid greasy foods such as fried sugar cakes, and eat less stimulating foods such as hot pot and barbecue. Do not drink milk and other dairy products, rich in protein, not easy to digest and absorb, easy to aggravate diarrhea. Cold and raw foods such as ice-cream and watermelon should be avoided so as not to stimulate the gastrointestinal tract to speed up peristalsis and affect the recovery of the disease. Do not eat sweet potatoes, thousand sheets and other foods that are easy to produce gas, so as to avoid bloating and so on. Acute gastroenteritis patients should consult the doctor in time, under the guidance of the doctor for the specific condition, choose the right food, pay attention to dietary care, and promote the recovery of the disease.