Does cranberry juice cause dark stool?

As you may know cranberry juice is a common household remedy for cleansing the urinary tract. juice that comes straight from the fruit has lots of antioxidants if it has not been contaminated with processed sugars and such. It is natural and should not have any affect on your bowel movenments. If this is happening to you, you probably have a unique disease if they start becoming bloody you should probably consult your doctor. Good luck