After eating the causes of bloating mainly include: 1, eating habits caused by a large mouth to eat so that a lot of air into the stomach leading to bloating; 2, with the varieties of food, eat a lot of gas production of soybean products, sweet potatoes, pumpkin, taro, easy to cause abdominal distension, long-term consumption of flatulence or cold food can cause abdominal distension; 3, gastritis, gastric ulcers, tumors, or pancreas, gallbladder, leading to the digestive system itself dyspepsia, or dysfunction caused by abdominal distension; 4, emotional reasons, such as the side of the angry side of the food, liver and stomach and lead to abdominal distension.