Kills germs and reduces plaqueStrengthens teeth and keeps them whiterProvides 24-hour protectionWant to feel fresher than fresh air Listerine Total Care Mouthwash kills germs, reduces plaque, freshens breath, keeps your teeth white and your gums healthy. And, it strengthens your pearly whites. That's miraculous! You'll be left so fresh, civilisations will be queuing to emigrate out of the fresh air and into your mouth. Say no though.