Nature's answer periobrite cool mint natural mouthwash blends the cleansing properties of wild-crafted herbs with oregano, folic acid, cloves and cinnamon to create a mouthwash that may help promote the health of your teeth and gums. Swish two caps of this mouthwash after brushing your teeth for a cool, refreshing sensation. Store the 16 fl. Oz. Bottle of this natural mouthwash in a cool, dry place.