Daily use of ProBright Advanced dental powder for dogs supports clean teeth, healthy gums, and overall oral hygiene without the trouble of brushing. One of the number one causes of bad breath in dogs is tartar build-up around the teeth. ProBright Advanced targets the source, helping to freshen your dog’s stinky breath. In fact, a clinical study found that it can significantly reduce a common bad-breath-causing compound in just 28 days.