Clinically proven cat & dog plaque and tartar remover: From the veterinarian-formulated brand comes the dog and cat teeth cleaning powder clinically proven to reduce plaque and tartar by up to 20% within 28 days* | Advanced dog & cat dental care formula: Perio Support helps support a healthy mouth, teeth and gums by reducing harmful buildup of bacteria while encouraging the growth of good bacteria - no toothbrush required | Hassle-free dog breath freshener: Just sprinkle the appropriate amount of our cat and dog dental powder over your petàmeal to neutralize bad breath at the source, the gut; Perio contains probiotics to help manage odors from the inside out | Safe, high-quality ingredients: Our dog and cat supplements are certified by the National Animal Supplement Council (NASC), routinely undergo third-party testing and contain no hidden ingredients, artificial flavors or synthetic colors | Veterinarian-formulated and approved: Formulated with the expertise of scientists and veterinarians, and trusted by over 15,000 veterinary clinics in the U.S., VetriScience only makes supplements that vets feel confident giving to their own pets