Bananas are not effective in curing constipation, but they can relieve constipation. Banana is just a common fruit and has no effect in treating constipation. Constipation can be intervened with the use of medication such as mosapride, lactulose, and cialis to achieve better results. The use of medication needs to be directed by a doctor. Although bananas cannot cure constipation, they can be used to assist in relieving the symptoms of constipation. When you want to use bananas to assist in the treatment of constipation, to achieve the effect of laxative, you should choose ripe bananas, eat 1~2 bananas every day on an empty stomach, for a few days, you can achieve the effect of relieving constipation. But it is not recommended to eat raw bananas, raw bananas will aggravate the symptoms of constipation. When constipation is more serious, it is recommended to go to a regular hospital for early treatment under the guidance of a professional physician.