If you’re able to get a closer look at your poop, black BMs due to iron will usually have a greenish tint, says Ashkan ...

Black poop may be a sign of bleeding in the ... Patrick's Day, but generating green stool shouldn't be one of them. Your morning trip to the bathrooom revealed you may have had one too many ...

“Unabsorbed iron can form complexes with compounds in your gastrointestinal tract that can lead to black stools,” says Samuel ... to iron will usually have a greenish tint, says Ashkan Farhadi ...