Virbac enzymatic toothpaste is specially developed for dogs and cats. Daily tooth brushing is the most effective way to prevent dental problems in your pet. It contains a patented enzyme system, C.E.T. the enzyme system (glucose oxidase, lactoperoxidase, potassium thiocyanate), which helps to counteract plaque and tartar formation. The toothpaste also contains an abrasive, which reinforces the mechanical cleaning effect. It does not contain fluoride. Virbac toothpaste is chicken flavored to facilitate brushing of the animal's teeth. Regular tooth brushing helps prevent plaque build-up on your dog or cat's teeth. Apply toothpaste to the brush and then brush your pet's teeth gently. You do not need to rinse after brushing.