A member asked:

What could cause dark stools for the past week along with excessive gas after bowel movement?

A doctor has provided 1 answer
Dr. Buck Parker answered

Specializes in General Surgery

Bleeding: Bleeding in the bowels cause black, tar-like stool. This could be from a stomach ulcer. If it's not black, and just dark brown its likely you are eating something that your body doesn't like! Soy and dairy products can do this to some people.

Answered 1/29/2018

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