Helicobacter pylori is a kind of bacteria present in all parts of the duodenum, which is one of the causative factors leading to chronic gastritis and infection with cancer. It can be effectively inhibited by drinking the following teas: 1, clove tea plays a better effect on the stomach, clove tea in the clove oil as well as oleanolic acid, are able to inhibit the development of gastrointestinal disorders, there is a conditioning of the stomach and stomach, to promote gastrointestinal peristalsis function, to improve the digestive capacity and so on. 2, the monkey head mushrooms have the effect of elimination of stagnation and detoxification, relief of frequent defecation, promotion of defecation, elimination of the body of persistent stools, but also the ability to suppress the Helicobacter pylori ingredients. 3, lemon tea has a strong bactericidal function, which contains fruit acids, vitamin C and other digestive effects on the stomach and intestines is very significant.