2. Banana is a common fruit, which is rich in pectin and has a certain moisturizing effect. Boiling bananas can generally promote defecation. If the patient is constipated, you can generally eat boiled bananas in moderation to relieve constipation symptoms. Patients should also eat more crude fiber food and pectin-rich food, and also need to develop good defecation habits to shorten the time spent squatting in the toilet as much as possible.