Diarrhea stool is black what causes

Diarrhea is diarrhea, diarrhea stool black may be caused by eating iron, digestive tract infection, gastrointestinal diseases and other reasons.

1, eating iron supplements because

of iron, and iron in the body after digestion process can lead to stool color black, so it may be caused by eating iron.

2, digestive tract infection

bacterial infection or parasite infection of the digestive tract, can cause local mucosal tissue damage, may also cause metabolic disorders of the body, may also lead to stool color black.

3, gastrointestinal diseases

gastric ulcer, duodenal ulcer, gastric cancer and other diseases, may cause gastrointestinal bleeding, resulting in stool black. It is

recommended that patients with abnormal changes in stool color, need to seek the help of a professional doctor in time, so as not to delay the disease.