has confirmed that Helicobacter pylori infection is an important pathogenic factor for chronic gastritis, gastric ulcer, and duodenal ulcer, and is related to the occurrence of gastric cancer. Studies have shown that more than 90% of duodenal ulcers and about 80% of gastric ulcers are caused by Helicobacter pylori infection. Some experts also estimate that 40% of gastric cancer is related to H. pylori infection (Chinese Medical Association Gastroenterology Branch "Consensus Opinions on H. pylori Issues 2007") Moreover, regardless of chronic gastritis or gastric ulcer, there is a possibility of cancer (stomach cancer). So for patients with chronic gastritis and gastric ulcer, in addition to actively treating inflammation and ulcers, how should diet prevent gastric cancer?

　　First of all, let’s be clear about the increased risk of chronic gastritis or ulcers developing into gastric cancer Sexual factors:

　　①Lack of fresh vegetables and fruits;

　　②Excessive intake of salt;

　　③Frequent consumption of smoked and oil Deep-fried food;

　　④Frequently eat pickled food;

　　⑤Frequently eat moldy food;

　　⑥Excessive drinking.

　　Then, many studies have shown that the following measures can help avoid cancer:

　　①Supply vitamins with antioxidant effects, such as vitamin C, Vitamin E and β-carotene;

　　②Trace element selenium supplementation;

　　③Folic acid supplementation;

　　④Tea polyphenols (drinking tea will stimulate gastric acid secretion , It is not good for those with too much stomach acid. But drinking tea helps prevent gastric cancer);

　　⑤Allicin (garlic has a certain irritation, but as long as the symptoms are not aggravated after eating garlic, you can edible).