Chronic gastritis with intestinalization should pay attention to regular diet and balanced nutrition. Chronic gastritis with enterocolitis is a chronic disease that requires long-term treatment, and it is especially important to change dietary habits. Chronic gastritis with enteritis should avoid spicy, cold and other stimulating foods; pay attention to dietary diversity, supplement a variety of nutrients such as vitamins, proteins, etc.; try to avoid eating rough, hard food, so as not to scratch the stomach lining; eat more fresh food, less smoked, pickled food; avoid a large number of smoking, drinking alcohol, which may induce acute gastritis; reduce the use of drugs to damage the mucosa of the stomach, such as aspirin and so on. It is recommended that patients eat reasonably under the guidance of a doctor, and if there is an acute attack of chronic gastritis, it is necessary to seek medical treatment as soon as possible to avoid adverse consequences.