This is the most common cause of green poop. “Green stool is usually the result of a high quantity of leafy, green vegetables in one’s diet,” says Niket Sonpal, M.D., a New York City-based internist ...

Medically reviewed by Candice W. Jones, MD FAAP Finding greenish-colored poop when changing your baby's diaper can be a little gross, but it may also leave you wondering about your baby's health. What ...