1. Bananas are rich in vitamins and other nutrients, which are very beneficial to the human body: they can treat gastric ulcers and other gastrointestinal diseases; they can relieve mood and have a good effect on depression; they can lower cholesterol and prevent high blood pressure, heart disease, and cardiovascular disease; and they can treat athlete's foot and itchy skin.

2, but bananas are also bad for the human body: diabetics eat will lead to aggravation of the disease; too much to eat will lead to constipation; cold body eat as little as possible.