A member asked:

Is it possible for eggplant parmesan and salad to cause black- green stool? is it more common in patients with ibs?

6 doctors weighed in across 2 answers

Probably not: The most common ingested causes of black stool would be iron supplements, licorice, and peptobismol. Bleeding in the GI tract can also lead to dark stool.

Answered 7/20/2015

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It Can.: Blackish green color or variations allthe way to brown depends on a) bile products(bilirubin and biliverdin.B) iron/iron containing leafy veggies like spinach, aregola etc.

Answered 5/15/2014

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