The harm of drinking too much yogurt may lead to oral diseases, cause obesity, gastrointestinal discomfort. 1. Oral disease: after drinking too much yogurt, if you do not pay attention to oral hygiene, no timely and thorough cleaning, easy to cause damage to tooth enamel, resulting in tooth decay. 2. Lead to obesity: yogurt contains a certain amount of calories, drinking too much yogurt may lead to the accumulation of body heat, which in turn leads to an increase in the probability of obesity. 3. Gastrointestinal discomfort: drinking too much yogurt may stimulate excessive secretion of gastric acid, resulting in stomach acid, abdominal pain, bloating and other symptoms. In summary, drink yogurt in moderation, drink to pay attention to rinse mouth or brush teeth, reduce the occurrence of dental caries, the occurrence of the above symptoms, the need to go to the hospital in a timely manner for treatment.