Most of the time, blue stool is due to blue pigments or dyes that come out when your food is digested. If you take a look in the toilet bowl and see blue poop, it’s easy to get worried.

Medically reviewed by Jay N. Yepuri, MD The Blue Poop Challenge tracks your gut transit time and can reveal some interesting secrets about your digestive system. The time it takes for food to ...

If you see blue poop in the toilet, you have just eaten too many blueberries, the doctor explained. Dr. Will noted that when you saw red poop - or if your stool was even partially red - you needed ...