Gastric diseases with severe damage to the gastric mucosa, such as gastric ulcers, are usually not recommended to drink yogurt. Gastric ulcer due to long-term gastric acid secretion, because yogurt belongs to the acidic substances, fat, protein and sugar in yogurt will cause gastric acid secretion, which will stimulate and aggravate gastric mucosal wound damage. In the acute attack of gastric ulcer, it is also easy to have gastric perforation or even gastrointestinal bleeding and other symptoms, drinking yogurt will cause infection and then stimulate the wound, aggravating the symptoms of the disease. Whether or not you can drink yogurt for stomach diseases depends on your own condition and you should strictly follow your doctor’s instructions. If you have a gastric ulcer, you should go to the hospital in time, under the guidance of the doctor to carry out targeted treatment, so as not to delay the condition.