Drinking soy milk on an empty stomach is not good for the stomach and may cause stomach pain, bloating, diarrhea and other symptoms. When drinking soybean milk on an empty stomach, the fiber in soybean milk may cause irritation to the gastrointestinal tract, easily stimulate the cells of the stomach wall to secrete too much gastric acid, which may cause stomach pain, diarrhea and other uncomfortable symptoms. Therefore, drinking soybean milk on an empty stomach is not good for the stomach, it is recommended to eat some staple food in small quantities before drinking soybean milk. Because drinking soybean milk will produce gas, for patients suffering from acute gastritis, superficial gastritis, drinking soybean milk is easy to cause bloating, diarrhea and other occurrences, it is recommended to drink less or do not drink soybean milk. For patients with indigestion and renal insufficiency, drinking soy milk on an empty stomach is not recommended. When you have stomach discomfort, you need to go to the hospital in time for the appropriate examination and treatment, and follow the doctor’s instructions for the reasonable consumption of food, to avoid further stimulation and damage to the stomach.