In general, patients with gastritis are afraid of overeating, cold, irritating food, fried food, stimulating drugs and so on. 1. Overeating: Gastritis patients should not overeat, but eat regularly, and if necessary, can eat a small amount of food, can be appropriate to eat more vitamin-rich food. 2. Cold and irritating food: Gastritis patients should avoid irritating food, such as chili peppers, onions, ginger, garlic, ice-cream, cold drinks and so on. 3. Fried foods: fried foods such as doughnuts and fried cakes are not easy to digest and may aggravate the condition of gastritis. 4. Irritating drugs: drugs such as aspirin, anti-inflammatory pain, painkillers, etc., can stimulate the gastric mucosa, can cause ulcers, erosion and even bleeding of the gastric mucosa. If diagnosed with gastritis disease, it is recommended that early standardized treatment to reduce the adverse effects of the disease, the above drugs should not be used without authorization.