Before going to bed at night can eat a small amount of bananas, bananas are rich in nutrients, containing sugar and fiber substances, often eat bananas can promote the gastrointestinal tract peristalsis, promote digestion. Patients who are often constipated can eat bananas appropriately, which can play the role of laxative and laxative. You can eat a small amount of bananas at night before going to bed, and you should do a good job of oral cleaning and hygiene, otherwise it will affect your teeth and cause too much bacteria to remain in your mouth, thus forming dental caries. Because bananas cannot be quickly digested and absorbed by the body, a large amount of bananas should be avoided before going to bed to avoid causing a certain burden on the stomach and intestines and affecting the body’s sleep. Patients with constipation must choose ripe bananas when taking bananas. If the bananas eaten before bedtime are not ripe, it will lead to slowing down the peristalsis of the gastrointestinal tract and also form abdominal flatulence.