There are several reasons for bloating after eating a little: First, the patient has mechanical digestive function as well as chemical digestive dysfunction, and the mechanical decomposition and digestion of food is weakened, and bloating can occur. Second, organic lesions, such as the presence of Helicobacter pylori infection, peptic ulcer and more serious chronic gastritis, etc., these conditions may appear bloating, you can go to the hospital for breath test and gastroscopy, ultrasound, to exclude the digestive system, including gallbladder and pancreatic problems, can cause bloating. Usually pay attention to reduce the consumption of foods that cause bloating and flatulence, and at the same time strengthen physical activity with drugs that promote gastrointestinal motility and improve digestive function such as digestive enzymes and Mosapride. If the effect of abdominal distension relief is not satisfactory after the improvement of living habits, it is still necessary to go to the hospital for further examination to rule out the appearance of diseases.