These days, shit is black. What's going on?

These days stool is black may be related to dietary factors, digestive system diseases, blood system diseases and other factors.

1, dietary factors

if the recent intake of too much animal blood products, dark vegetables and other foods, will lead to iron ions not absorbed in the intestinal oxidation, so that stool color

black.2, digestive system diseases

Digestive system diseases such as gastric ulcer, duodenal ulcer, etc. may lead to upper gastrointestinal bleeding, when the blood passes through the intestinal tract, which hemoglobin is decomposed, will make stool black.

3, blood system diseases

If suffering from coagulation disorders, leukemia and other blood system diseases, will lead to gastrointestinal bleeding, will also make stool color black.