Stool Color Changes


If your stool changed color, what was the cause? Submit Your Comment

Comment from: Shona, 55-64 Female (Patient) Published: August 27

My stool changed from light to dark brown for up to 5 weeks after Astra Zeneca vaccine.

Comment from: Jeannie, 65-74 Female (Patient) Published: October 27

I was taking Imuran for my Crohn's disease and I had pancreatitis and that pill damaged my pancreas caused my stool to change color.

Comment from: MG, 65-74 Female (Patient) Published: June 01

I have colon cancer and my stool is changing in color; it has become black.


Pancreatitis is inflammation of an organ in the abdomen called the pancreas. See Answer

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