Certain foods and medicines can cause black stool. Sometimes, black stool may even signal bleeding in the digestive tract. Learn when to see a doctor for black stool.

Seek medical care if your child has more than one abnormally colored stool, especially if they haven’t had any brightly colored foods or if the stools are pale, white, or clay-colored.

But if you also notice oil in your stool, unusual colors like grey, or a foul odor, see a doctor. Your poop is an important indicator of your health, and the occasional floater isn't a cause for ...