The following types of food can play the function of intestinal laxative: one, honey, containing a variety of active enzymes and mineral components, can enhance the digestive enzyme activity in the stomach, accelerate the efficiency of food decomposition and transformation in the body, to enhance the function of the digestive tract tissue, to avoid functional constipation symptoms caused by indigestion. Dragon fruit, dragon fruit is a relatively high content of soluble dietary fiber fruit, soluble dietary fiber through the absorption of water inside the intestinal tract, can keep the metabolic material moist state, with lubrication of the intestinal mucosa, promote the role of fecal discharge in the body. Third, yogurt, containing galactic protein, is easily absorbed and utilized by the gastrointestinal tract tissues, reducing the functional burden of the digestive tract tissues and reducing the production of metabolic substances in the body. It contains beneficial bacteria such as Lactobacillus, Lactobacillus acidophilus and Lactobacillus bulgaricus, which have the ability to improve the internal environment of the gastrointestinal tract and enhance the dynamics of the digestive system.