1, fruits with high vitamin c content, such as red dates, kiwis and hawthorn. These fruits are rich in vitamin C. Vitamin C can not only supplement the human body's demand for vitamins, but also prevent septicemia, which is beneficial to the healing of ulcer surface. In addition, hawthorn also has the function of promoting digestion.

2, yellow fruit, yellow fruit contains more carotenoids, carotenoids can be converted into carotene in the body, with antioxidant physiological effects, common fruits are mango, persimmon, papaya, watermelon and so on.

3, red fruits, such as pitaya, these fruits contain more anthocyanins, have antioxidant effect, can remove oxygen free radicals in the human body, delay aging and fight cancer.

For some fruits with high acid content, eat as little as possible. For example, red bayberry and dark plum have high acidic environment, which is easy to stimulate gastric mucosa and lead to increased gastric acid secretion. In addition, don't eat iced fruit, it is best to eat fruit at room temperature or after heating.