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 ...

Opalescence Teeth Whitening Strips. Ultradent Products Inc. Ultradent Products has expanded its Opalescence product line to launch whitening strips for at-home use. The strips are designed to remove ...