Atrophic gastritis is a chronic digestive disease characterized by atrophy of the epithelium and glands of the gastric mucosa, a decrease in number, thinning of the gastric mucosa, thickening of the mucosal base, or with pyloric glandular hyperplasia and intestinal glandular hyperplasia, or with atypical hyperplasia. There is no effective treatment for atrophic gastritis, which is mainly symptomatic, and the treatment includes the following modalities: 1. Drug therapy: (1) eradication of Helicobacter pylori infection. (2) Gastric mucosal protector thioglycollate tablets or suspension, 1 hour before meals and at bedtime. (3) H2 receptor blockers: ranitidine, famotidine, cimetidine, can not be taken orally can be used for intravenous drip. (4) Gastric stimulants: domperidone, cisapride, metoclopramide, etc. taken orally. (5) Digestive aids and dilute hydrochloric acid: for chronic atrophic gastritis, without mucosal erosion, especially gastric body atrophic gastritis can be used as a compensatory treatment, such as multi-enzyme tablets or pancreatic enzyme tablets; pepsin combination; (6) for combined pernicious anemia need lifelong injection of vitamin B12, once a day. For iron deficiency anemia, iron supplementation, ferrous sulfate tablets 0.3g or ferrous succinate 100mg along with vitamin C, taken orally. Some trace elements such as zinc, selenium, beta carotene, etc. can be supplemented appropriately. 2, for the cause: should remove the nasopharyngeal infection foci, quit smoking and avoid alcohol. Diet should be soft, easy to digest, avoid too rough, avoid food containing strong spicy seasonings or taking drugs that stimulate the stomach. Geriatric gastric mucosa varying degrees of atrophy and intestinalization is difficult to reverse, when there is active inflammation should be actively treated. 3, patient education: food should be diversified, avoid partial diet, pay attention to supplement a variety of nutrients, do not eat moldy food, less smoked, pickled, containing nitrite and nitrate food, eat more fresh food, avoid too rough, strong, spicy food and a lot of long-term alcohol consumption, smoking, maintain a good mental state and adequate sleep. Therefore, there is no effective treatment for atrophic gastritis, the cause should be clear, symptomatic treatment, some patients atrophy can be improved or reversed