Hydrogen peroxide is the star of the show in this whitening kit, which includes pre-filled treatment trays made for easy-peasy brightening. This kit rarely goes on sale — in fact, our price trackers ...

Did you know that ancient Romans used urine as a teeth whitener? (Gross, but true. ) Or that in 16th-century England, soot ...

If you’ve ever inquired about professional teeth whitening at your dentist’s office, then you know the exorbitant amount it’ll cost you. This is likely the reason why people purchase en masse at-home ...

New York Post may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. You know what they say — If you’ve got it, flaunt ...

A smile is one of the first things I notice about a person. I think it always manages to tell a story of who they are faster than words ever could. It lasts a lot longer and stays with you. There’s ...

The £19.99 box contains 28 treatments and has been scientifically shown to deliver professional-level results at home ...