After eating dragon fruit stool mixed with blood color, usually 2-3 days will be normal. Dragon fruit because there is a large amount of natural red pigment, so after eating many people will be unable to be metabolized and absorbed by the body because of the natural red pigment, so it will be excreted directly, resulting in the color of the stool reddish. Eating dragon fruit after the stool will have a bloody color is a normal phenomenon, and no relationship with gastrointestinal bleeding, and is not accompanied by bloating, abdominal pain and other symptoms. A part of people will be too high because of the dietary fiber content in dragon fruit, intestinal peristalsis too fast, so there will be a slight diarrhea performance, in the dragon fruit is metabolized by the body, natural red pigment is excreted, this phenomenon will naturally be relieved. Some people will return to normal stool color on the 2nd day after eating, because there is no more red pigment in the body. But some people’s intestinal peristalsis will be relatively slow, the natural red pigment excretion time will be relatively longer, so it will last longer, but not more than 3-4 days.