Onions are not recommended for gastrointestinal problems. People suffering from gastrointestinal disorders should avoid eating raw onions and not eat too many onions. Although onions have some nutritional value, they are spicy food when eaten raw, and eating them more often or raw may lead to flatulence and irritation of the gastric mucosa, leading to aggravation of the condition. The chlorophyll, carotene, vitamins and fiber in vegetables can regulate the stomach and intestines. If you have a bad stomach, eat more fresh vegetables and fruits, easy to digest food, and less greasy food. It is recommended to eat some light food, such as millet pumpkin porridge, yam porridge, noodles and so on. Patients also eat carrots, longan and other nourishing food according to their own situation. For patients with gastrointestinal problems, pay attention to the food to avoid dry and hard, try to be soft and rotten. Also pay attention to abdominal warmth.