Our most advanced anti-plaque rinse ever, Crest Pro-Health Clinical Rinse, helps you maintain your dental cleaning with clinical strength plaque and gingivitis protection. It is clinically proven to reduce plaque and help prevent plaque regrowth, and clinically proven to help prevent and reverse gingivitis in as little as 2 weeks. It also kills 99% of germs to improve breath. Clinical strength plaque and gingivitis protection Not only reduces plaque, it is clinically proven to help prevent plaque regrowth Helps prevent and reverse gingivitis in as little as 2 weeks. Kills 99% of germs to improve breath