Gastritis patients can eat fish, but need to pay attention not to eat too much, but also pay attention to cooking methods, as follows: first, do not eat too much; second, pay attention to cooking methods, cooking methods must not be too greasy, or spicy or with stimulating, onion, ginger, garlic, chili pepper and other condiments as much as possible not to put too much, may cause symptoms aggravated because of the stimulation of the gastric mucosa. Patients with gastritis can eat fish in small amounts, preferably with appropriate millet porridge, vegetables, eggs and other related foods that are light and easy to digest. Regular gastroscopy, H. pylori related examination and review, combined with the situation for targeted conditioning, can apply omeprazole enteric capsules, chewable tablets of magnesium aluminum carbonate, etc. for symptomatic relief.