Drinking yogurt diarrhea may be related to gastrointestinal dysfunction, lactose intolerance, acute enteritis and other reasons. 1. Gastrointestinal dysfunction: Gastrointestinal dysfunction caused by abnormal visceral sensation and psychosocial factors can lead to abdominal pain, diarrhea and other symptoms. 2. Lactose intolerance: some people lack lactase enzyme and are intolerant to lactose, after drinking yogurt, abdominal pain and diarrhea can occur. 3. Acute enteritis: yogurt spoilage can cause a large number of bacterial reproduction, people drink it will make the intestinal tract infected, diarrhea and other symptoms can occur. Drinking yogurt diarrhea may also be caused by other reasons, it is recommended that those who drink yogurt diarrhea go to the hospital in a timely manner, to clarify the cause of the disease, under the guidance of the doctor to standardize the treatment, so as not to delay the condition.