The most common causes of acute gastroenteritis in summer are, in addition to bacteria, rotavirus infections, excessive amounts of specific fungal substances, food poisoning caused by excessive E. coli, alcoholic gastritis caused by heavy drinking, abdominal pain, nausea, vomiting caused by taking potassium supplements, or diarrhea and vomiting caused by the use of chemotherapy drugs. Nausea and vomiting caused by gastroenteritis usually have an acute onset, starting with abdominal discomfort, followed by nausea and vomiting. Paroxysmal abdominal cramps with diarrhea, several to dozens of watery, yellow or yellow-green stools containing a small amount of mucus daily. It is accompanied by varying degrees of fever, chills and headache. In a few cases, frequent vomiting and diarrhea may lead to dehydration and electrolyte disturbances and acidosis. Acute gastritis includes four types, and the one often encountered in daily life is acute simple gastritis. What are the dietary contraindications of acute gastroenteritis? The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. Especially the old and frail, gastrointestinal function is reduced to 4 to 5 meals a day, each time to sixty to seventy percent full is good. Pay attention to the ratio of sugar, fat and protein in food, pay attention to the content of vitamins and other essential nutrients. 2, avoid eating unclean diet gastritis daily diet need to pay attention to which, gastroenteritis patients are generally very weak gastrointestinal, most avoid eating some raw and cold unhygienic food. Especially in summer, raw fruits and vegetables should be washed, do not eat spoiled food. Because the contaminated and spoiled food contains a large number of bacteria and bacterial toxins, which have a direct damaging effect on the gastric mucosa. The food placed in the refrigerator, must be cooked and boiled thoroughly before eating, such as found spoiled, to firmly throw away, prohibit consumption 3, 3, avoid too cold, hot, hard food gastroenteritis patients with gastrointestinal discomfort are caused by transitional stimulation, then in the diet we should also try to avoid some too cold food and drink, after eating people can lead to stomach cramps, gastric mucosa vasoconstriction, is not conducive to inflammation; too hot food and drink The food and beverage, after eating can directly burn or stimulate the mucosa in the stomach. The food for gastritis patients should be soft and hard, too hard and rough food, coarse fiber vegetables, fried or barbecued food, after eating can increase the mechanical digestive burden of the stomach, so that the gastric mucosa is damaged by abrasion, aggravating the inflammatory lesions of the mucosa. 4, avoid fried food because this kind of food is not easy to digest, will increase the burden on the digestive tract, eat more will cause indigestion, but also make the blood lipid increase, not good for health. 5, avoid sweet food should eat less sucrose and easy to produce gas fermented food, such as soybeans, sweet potatoes, white radish, pumpkin, soybeans, etc.. 6, avoid gas-producing food Some foods are easy to produce gas, so that patients have a feeling of fullness, should avoid ingestion; but whether the food will produce gas and cause discomfort varies from person to person, according to personal experience to decide whether to ingest. 7, avoid milk It should be noted that at this time should not drink milk and eat a lot of sugar, because these foods into the intestinal tract easily fermented to produce a lot of gas, causing abdominal distension and abdominal pain, increasing the patient’s pain. In addition, milk contains more fat, fat has lubricating intestinal tract, enhance the role of intestinal peristalsis, can increase the burden on the intestines, the condition is not good. 8, avoid smoking and alcohol because alcohol has a greater damage to the gastric mucosa, people in smoking, the harmful substances in the smoke, dissolved and attached to the mouth, throat, with swallowing into the stomach, these harmful substances also have great damage to the gastric mucosa. Therefore, patients with acute and chronic gastroenteritis, must quit smoking and drinking to avoid aggravating the condition and even causing malignant changes. Therefore, it is better to eat regularly, avoid dietary irregularities, overeating, avoiding excessive consumption of spicy and stimulating things, drinking a lot of alcohol, excessive consumption of fatty products, cold food and cold drinks, etc. is the permanent way to protect the stomach and intestines.