Have you had any Kool Aid? Cause that can do it sometimes.
The following medical conditions are some of the possible causes of Green stool. There are likely to be other possible causes, so ask your doctor about your symptoms.
•Salmonella - can cause greenish stool (usually diarrhea)
•Giardia - can cause greenish stool (usually diarrhea)
•Swallowed postnasal drip - ie. from an upper respiratory disorder
•Starvation stools - usually in children; green watery stool caused by being on a liquid diet for a few days (e.g. if ill)
•See also dark stool, blood in stool, or stool color changes
•Normal breast-fed baby
•Some cow milk formulas
at 2:13 AM on Sep. 17, 2010