Whether coffee is good for the stomach or not has to do with how often it is consumed. If you only drink coffee occasionally, it is good for your stomach. If you drink coffee frequently, it is not good for your stomach. If you only drink coffee occasionally, it is good for your stomach. Coffee contains caffeine and theophylline, which will stimulate the secretion of gastric acid. Drinking coffee occasionally will stimulate the secretion of a small amount of gastric acid, which can help the gastrointestinal tract to promote peristalsis, so that the digestive function of the stomach and intestines can be improved, thus alleviating the symptoms of indigestion and loss of appetite and other discomforts, and drinking coffee occasionally can also help to laxative, refreshing the mind. If you drink coffee every day, it is not good for your stomach. Drinking coffee every day will cause the lower esophageal sphincter to relax due to excessive caffeine intake, and the gastric acid in the stomach will reflux into the esophagus, which will stimulate the mucosa of the esophagus, and ultimately cause damage to the esophageal mucosa, which will lead to symptoms such as burning pain behind the sternum. Drinking coffee on an empty stomach for a long time will also cause excessive secretion of gastric acid in the stomach, which will corrode the gastric mucosa and cause patients to experience stomach pain, diarrhea and other symptoms. Coffee has certain benefits, it is recommended that you can occasionally drink, but do not drink often, any discomfort in time to the hospital, so as not to delay the condition.