Eating garlic in the stomach is mainly caused by physiological reasons and pathological reasons, need to be based on the specific situation, symptomatic treatment. 1. Physiological reasons: because garlic is a stimulating and easy to produce gas food, some people eat garlic will cause stimulation of the stomach, resulting in stomach discomfort. This physiological cause of stomach upset, you can drink water or milk after eating garlic to relieve the symptoms, and pay attention to stay away from irritating foods. 2. Pathological causes: If you have a history of gastritis or gastric ulcer, eating garlic may aggravate the condition, resulting in symptoms of upset stomach, because garlic contains allicin, which can stimulate the gastrointestinal mucosa, thereby aggravating the symptoms, you can take oral omeprazole or rabeprazole sodium and other drugs to relieve the symptoms. The stomach upset, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to standardize the treatment, the drug should be used in accordance with the doctor’s instructions.