Body flatulence has some of the following reasons: 1, may have swallowed a lot of gas caused by, for example, eating too much block, and plain love chewing gum, are prone to cause this problem. 2, the body of the colon bacteria decomposition of some foods are easy to produce gas, and beans this food contains oligosaccharide, oligosaccharide in the body if α-galactosidase, it is easy to lead to the decomposition of oligosaccharides, digestion is not good, patient Eating a little bit of bean food will produce flatulence. Mainly because the beans themselves are also easy to flatulence, and the body if the lack of α-galactosidase, or their own gastrointestinal peristalsis function is not good, are prone to flatulence. In order to avoid eating beans flatulence, you can soak the beans food in advance, such as eating before soaking for more than 1 hour can effectively reduce the composition of soybean oligosaccharide, alleviate a eat beans on flatulence. Of course, if the repeated eating beans flatulence is not assured, you can go to the hospital for symptomatic examination, do colonoscopy and abdominal imaging, to rule out organic pathology is related to diet.