Patients with gastroenteritis should consume fluid or semi-liquid food, including porridge, yogurt and vegetable soup, etc., which can reduce the burden on the stomach and intestines and relieve symptoms. 1. Porridge: including millet porridge, rice soup, pumpkin porridge, etc., which contains nutrients mostly carbohydrates, with easy digestion, good absorption characteristics, to reduce the burden on the stomach and intestines, accelerate the recovery of the disease. 2. Yogurt: yogurt after processing, the lactose into galactose, the intestinal tract easier to digest. At the same time, yogurt has a lot of beneficial bacteria, which can improve the intestinal environment, relieve the intestinal flora imbalance, and accelerate the recovery. 3. Vegetable soup: vegetable soup is often high in salt content, which can replenish the electrolytes lost by the patient due to a large amount of diarrhea, nausea and vomiting, maintain the electrolyte balance of the body, and contribute to intestinal maintenance, but be careful to avoid greasy. Patients with gastroenteritis should seek medical treatment in a timely manner, under the guidance of a professional physician as early as possible, the specific dietary structure can consult a professional physician.