The 11 Best Teeth Whitening Kits of 2023

Try not to blind anyone.

(Image credit: Getty Images)

Beauty editors are blessed with access to virtually every new product (opens in new tab) and gadget (opens in new tab) that’s about to hit the market—and that includes teeth-whitening kits. And over the years we've tested a bunch, (opens in new tab) which makes us the unofficial authority on all smile-related things. Science says (opens in new tab) that the simple act of smiling has the power to positively impact your mood, lower stress levels, boost your immune system, and possibly even prolong your life. If that doesn't make you want the whitest teeth of your life, I don't know what will.

If you don't want to go the professional route, which can get costly, there are at-home alternatives that deliver professional-level results without your having to sacrifice your savings. And no, they don't require excessive amounts of time and effort. Peroxide, the most popular whitening ingredient, is what makes up most in-office treatments in highly-concentrated doses. However, at-home options also contain peroxide with the same whitening powers. Most of these options ask for 10 minutes or less of your time to grant you lifelong improvements. So to help you get your pearliest whites in the shortest time possible, ahead are the best teeth whiteners on the market that actually, truly work.

Chloe Metzger
Beauty Editor

Chloe Metzger is the deputy beauty director at Cosmopolitan, overseeing the editorial content and growth strategy of the hair, makeup, and skin space on digital, while also obsessively writing about the best hair products for every hair type (curly girl here; whattup), and the skincare routines that really, truly work (follow her on Instagram to see behind-the-scenes pics of that magazine life). She brings nearly a decade of writing and editing expertise, and her work has appeared in AllureHealthFitnessMarie ClaireStyleCaster, and Parents. She also has an unhealthy adoration for Tom Hanks and would like to please meet him one day, if you could arrange that. Thanks.