Dual-Enzymatic, flavorful chews to help keep teeth clean and freshen breath. The rawhide's abrasive texture and the blend of enzymes Glucose Oxidase and Lactoperoxidase (from Dried Whey Protein Concentrate) help prevent plaque and tartar build-up and keep teeth clean. The palatable poultry flavor makes it a real treat! A patented process to apply the enzymes on the surface of a single-layer rawhide chew creates a bursting effect of enzymatic activity immediately when the saliva hits the chew, which allows for quicker acting results over a chew impregnated with enzymes