Eating dragon fruit will lead to red stool with high natural red pigment content, digestive problems related. Red dragon fruit contains a lot of natural red pigment, many people will appear after eating the stool color red, red dragon fruit in the intestine, most of the nutrients and water will be absorbed by the intestine, but the intestine can not absorb the natural red pigment, so the natural pigment will be discharged with the food residue, once the intake of too much will lead to changes in the color of the stool, causing the stool color red. People with indigestion in eating red dragon fruit, digestive function is affected, peristaltic function is hyperactive, the pulp of dragon fruit will be discharged as is, not only diarrhea will occur, the color of the stool will also be red. Red heart dragon fruit caused by the red stool, after stopping the intake of dragon fruit will naturally subside, will not cause health effects.