What are the main causes of postpartum black stool?

Postpartum black stools may be related to dietary factors, drug metabolism factors, upper gastrointestinal bleeding and other reasons.

1, dietary factors

If the maternal often eat chicken blood, duck blood, pig liver and other blood products or animal liver food, then the iron ions will be oxidized after digestion and decomposition of the gastrointestinal tract, making the stool black, which is a normal physiological phenomenon.

2, drug metabolism factors

Some maternal blood loss during childbirth, iron supplementation after childbirth to prevent anemia. Iron ions and hydrogen sulfide in the intestinal tract will form black iron sulfide, resulting in stool black.

3, upper gastrointestinal bleeding

If the maternal suffering from chronic gastritis, gastric ulcer and other diseases, it is easy to lead to upper gastrointestinal bleeding, blood and stool mixed after discharge can lead to stool black.