Kills germs that cause bad breath, plaque & the gum disease gingivitis. Deeper clean than brushing alone. ADA accepted – American Dental Association (The ADA Council on Scientific Affairs’ acceptance of Listerine Antiseptic is based on its finding that the product is effective in helping to prevent or reduce gingivitis and plaque above the gumline, when used as directed. – Council on Scientific Affairs’ American Dental Association). No. 1 dentist recommended brand. Clinically proven. Kills germs by millions on contact. Use Cool Mint Listerine twice daily to help: prevent & reduce plaque; prevent & reduce gingivitis; freshen breath; kill germs between teeth.