ProDen Plaque Off Animal Dental Bites are a 100% dental treat for dogs and cats. As in us humans, plaque bacteria constantly forms in the mouth of our pets and once plaque has calcified into tartar it can no longer be brushed off. Once this occurs its only usually a trip to the vet that can get your pets teeth clean. Regular daily use of dental bites is proven to prevent dental plaque from sticking to your pets teeth.