Causes of eating dragon fruit diarrhea, mainly seen in the following points: 1, because dragon fruit contains a lot of fiber, water, which itself has the role of promoting intestinal peristalsis, softening the stool. If it is consumed by people with chronic gastrointestinal disease, because people with chronic gastrointestinal disease will have chronic diarrhea, so diarrhea will occur after eating. 2, eat too much, dragon fruit itself has a laxative effect, after eating too much will speed up the peristalsis of the gastrointestinal tract, resulting in diarrhea. 3, irritable bowel syndrome, mainly seen in the irritable bowel syndrome diarrhea type, due to the sensitivity of the intestines to the food eaten 4, allergic reactions, mainly due to allergies to some components of dragon fruit, intestinal mucosa a large number of congestion and inflammatory exudation, resulting in diarrhea.