Eating garlic will cause irritation to the intestinal tract, and the increase in gas production will cause the manifestation of flatulence. Garlic is a common condiment in life, which contains more nutrients, efficacy and function is also more. Eating garlic can play a role in regulating insulin, anticancer and cancer prevention, lowering blood lipids, and delaying aging. Eating garlic can enhance the human appetite, but belongs to the stimulating food, intake will cause stimulation of the intestinal mucosa, resulting in the production of more gas in the intestinal tract, easy to appear after eating garlic exhaust. It is a normal reaction, will not cause harm to the body, and do not need special treatment, dietary reduction of garlic intake can reduce the symptoms, some people are prone to intestinal dysfunction or intestinal peristalsis slowed down, resulting in functional dyspepsia. Food intake will be repeatedly fermented in the gastrointestinal tract to produce gas, there will also be an increase in exhaust gas