It's the day after St. Patrick's Day and your poop is green. Perhaps all that green beer wasn't such a good idea after all. Should you be concerned? We checked in with Mayo Clinic, UnityPoint ...

Matcha, a type of powdered green tea, can make stools a bright green hue as well. Some foods contain green (or blue and yellow) food coloring that may turn your poop green. These dyes are ...