Eating mung beans can cause flatulence. Mung bean is a common bean in life, itself has the effect of clearing heat and detoxifying, dispelling summer heat, especially suitable for patients with stomach heat. But because mung beans contain a lot of oligosaccharides, and oligosaccharides in the digestion, need the breakdown of alpha-galactosidase. The human body is relatively deficient in alpha-galactosidase, and therefore cannot absorb and utilize the oligosaccharides in mung beans. When the oligosaccharide in mung beans enters the intestinal tract, it will be decomposed by the bacteria in the intestinal tract, and then a lot of gas will be produced and the abdomen will feel bloated. Mung bean itself is a cold food, some people are physically accompanied by a weak spleen and stomach, these people will eat cold food will lead to aggravation of the condition, then not only will appear bloated phenomenon, some people will also lead to diarrhea. When eating mung beans you should try to consume small amounts so that you can avoid intestinal flatulence.