Apples and cucumbers are good for the stomach. If you have gastritis, try to eat less watermelons, persimmons and strawberries. It's cold and hurts my stomach. There are too few fruits that are too sweet or too sour, such as hawthorn, oranges and grapes.

Gastroenteritis should control the following diet: 1. Any dairy products and processed fish foods should not be eaten if they are left at room temperature for too long. 2. Pay attention to preserve the leftover food, and don't put it in the air; Food that has been kept in the refrigerator for too long is unfit to eat. Pay attention to the food heated in the microwave oven. The temperature in the center is hot enough to eat. Microwave itself has no sterilization ability. 4. Don't eat food that is suspected to be unsanitary. Especially unlicensed restaurants, seafood and raw sushi are not handled properly. 5. Pay more attention to traveling in other places, because the bacteria are different from place to place, and the intestinal resistance is also different. 6. Frozen cooked meat should be cooked before eating. 7. If the container of canned food is found to be damaged or the food inside is different, it should be discarded. 8. Expired dairy products are unfit for eating.