Dietary precautions for diarrhea include dietary hygiene, dietary content, dietary habits, and so on. 1. Dietary hygiene: attention should be paid to dietary hygiene, such as cleaning and disinfection of tableware, shelf life of food, food cleaning, food cooked through, etc. Drinking water should not drink water from unknown sources or sewage, tap water, etc., and clean and hygienic boiled water or pure water should be consumed. 2. Dietary content: Dietary content should avoid spicy and stimulating foods such as chili peppers, greasy foods such as pork, burnt foods such as barbecue, raw and cold foods such as drinks with ice, and poisonous foods such as unknown mushrooms picked in the wild. 3. Dietary habits: avoid overeating, irregular diets, and consumption of unusual foods. There may be other items in the dietary precautions for diarrhea. You can consult your physician at the hospital for more comprehensive information, and if diarrhea persists, you should seek prompt medical attention.