Bite’s whitening gel cuts out the need for the tray, as you can brush the gel directly on to your teeth. Compared to the Opalescence Go Kit, this one is a little messier and labor-intensive to use.

Some newer products for whitening teeth use activated ... vanilla and mint. These prefilled Opalescence teeth whitening trays are easy to take on the go. They contain 15% hydrogen peroxide with ...

Some of the most effective products include Crest 3D White Whitestrips, Opalescence PF Teeth Whitening Gel, and Philips Zoom DayWhite. What is the best teeth whitening kit for sensitive teeth?