When added to your dog's water, our veterinarian-recommended advanced oral care liquid tartar remover freshens your dog's breath and alters the pH of his saliva to help reduce plaque and tartar build-up. It's also formulated with Denta-C, a blend of ingredients scientifically formulated to reduce plaque that harbors bacteria. Liquid tartar remover is a great supplement to regular brushing for dogs who need something different in their oral care arsenal.