Eat mulberry stool color will appear black change. Mulberry is the fruit of the mulberry tree, this fruit is relatively high nutritional value, not only has the role of blood nourishing Yin, but also has the role of thirst quenching, cancer prevention. Mulberry contains active protease, carotene, a variety of minerals, in addition to natural melanin. As the natural melanin cannot be absorbed by the body, after eating mulberry, the natural melanin will be excreted along with the food residue, resulting in a black stool color phenomenon. Many people in the process of eating mulberry, the natural melanin in mulberry will also blacken the teeth, tongue and fingers. The black color of stool after eating mulberry is a normal phenomenon, some people will also be because mulberry contains a lot of dietary fiber, and therefore lead to intestinal peristalsis, in order to stool color black will also be accompanied by stool shapeless performance. But eating black mulberry stool will not persist, and will gradually disappear after you stop eating.