A member asked:

I had a big night of drinking last night and had guinness. this morning my stool was normal but now it's loose and black. should i be worried?

A doctor has provided 1 answer
Dr. Romanth Waghmarae answered

Specializes in Pain Management

Too much drinking: Guinness is a dark beer - so its not unusual to have dark stools. The looseness is probably due to too much alcohol load.

Answered 6/6/2018

2.9k views

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