People with bad stomach can drink black tea in moderation. Black tea is a kind of fully fermented and semi-fermented tea, the property of warm, often drink black tea can nourish the stomach, in addition to black tea in the tea polyphenol can promote digestion. Usually drink black tea will not damage the gastric mucosa, but also can play the effect of stomach, but pay attention to the following points: first, the right amount, not too much. Second, do not be too thick, too thick tea on the gastrointestinal tract stimulation is relatively large. Third, avoid taking on an empty stomach and immediately after meals, try to drink tea between half an hour and an hour after meals. In short, when there are acute or chronic gastrointestinal diseases, try to eat warm and soft, clear heat, easy to digest food, avoid cold, hard, spicy, greasy food, prohibit smoking, alcohol, chocolate, and high-fat, high-sugar, high-salt and other foods, eat less and more frequent meals, to promote the recovery of the condition.