Recommended by dentists: Applied twice a day, Listerine Total Care Sensible Teeth combats the various causes of sensitive teeth - with a mild taste and 6-fold effect: the mouthwash builds protection against painful reactions, reduces plaque bacteria, a main cause of gingivitis, keeps the gums healthy and helps prevent gum regression. It also effectively fights harmful bacteria where the toothbrush cannot reach: between the teeth, on the gums and on the tongue, it refreshes the breath.