21 day challenge


Listerine 21 Day Challenge Timer

Are you swishing for long enough? Listerine Total Care 10 in 1 kills up to 97% of plaque and bad breath causing germs* in 30 seconds!

Swishing for 30 seconds helps Listerine reach virtually the whole mouth!

Listerine Total Care is proven to clean and protect with 10 benefits for Total Oral Care – including up to 12 hour germ protection!**

7 days for cleaner feeling teeth, 14 days for up to 95% less plaque bacteria than brushing alone***, and 21 days for stronger enamel!

Listerine 21 Day Challenge