Adult stool dark green black what's going on

Adult stool dark green, may be related to dietary factors, drug effects and upper gastrointestinal bleeding and other factors.

1, dietary factors

intake of a large number of green vegetables, such as spinach, leek, etc., coupled with the consumption of high iron content foods, such as pig liver, pig blood, etc., may lead to stool dark green or black.

2, drug effects

take iron-containing drugs, such as ferrous sulfate, ferrous fumarate, etc., may also lead to stool color is darker, showing dark green.

3, upper gastrointestinal bleeding

, such as chronic gastritis, gastric ulcer, duodenal ulcer, etc., can lead to gastric mucosal damage and bleeding, blood in the role of gastric acid can occur chemical reactions, leading to stool color abnormal, showing dark green or black.