Papaya can play a laxative effect, because papaya is rich in vitamin C, proteolytic enzymes, fiber and other substances. Vitamin C can play a role in increasing the activity of digestive enzymes, improve the efficiency of the digestive system, accelerate the body’s metabolite discharge. Proteolytic enzymes can accelerate the decomposition of proteins, fats, cholesterol and other substances in the body, preventing constipation caused by indigestion. Fiber can enhance gastrointestinal power, enhance peristalsis frequency, as well as promote the body’s excretion into the lower digestive tract tissue, and then through the anus from the body. In the course of daily diet, the following types of fruits also have the effect of softening feces, laxative effect. Such as apples, bananas, dragon fruits and so on. Because the above fruit types are rich in soluble dietary fiber, which can play a role in preventing constipation.