It is normal to have a bowel movement after meals, but it is not normal to have more than three times a day, and it depends on the specific pattern. If you want to have a bowel movement after meals every day for a long time without any discomfort, and there are no obvious lesions on anoscopy and abdominal ultrasound, it is normal. Irregular postprandial stool is abnormal, chronic inflammation and digestive tract diseases, peptic ulcer and chronic gastritis, will appear in the postprandial stool situation, according to the cause of effective treatment to alleviate the symptoms, but also consider allergies, allergic to certain foods, after eating the situation will appear after the meal want to stool, stool is abnormal state, usually very thin and accompanied by You need to take antidiarrheal medication and find the allergen, so you can do allergen determination and avoid contact with allergens in the future.