Soybeans are rich in a lot of vegetable protein, eating a lot of soybeans will promote the exhaust, resulting in farting more. Soybean belongs to soybean products, which contains protein, fiber, eat a lot of soybean will promote gastrointestinal peristalsis, accelerate the absorption of intestinal contents, there is more exhaust, causing more farts. And soybean and other soybean products into the gastrointestinal tract is also very will produce a lot of gas, promote farting, and soybean rich in a lot of protein, with the digestion and absorption of protein, there will be a fart stinky situation. In addition, for the intestinal function is a little weak patients, eat soybean will cause indigestion, aggravate abdominal distension, abdominal pain, resulting in more farting, and even take more soybean, will cause diarrhea occurs.