teeth whitening techniques

It is intended for overnight use, two to four hours twice a day, or one to two hours a day if you are sensitive to bleach. Philips Zoom!

Weekender Kit: This fast-acting whitening system has a 6 percent hydrogen peroxide gel and a time-release booster agent that enhances bleach penetration.

The Weekender Kit is intended for overnight use, two to four hours twice a day, or one to two hours a day if you are sensitive to bleach. Opalescence by Ultradent: Incorporating a viscous carbamide peroxide whitening agent known for its staying power over extended periods of time, the Opalescence gel also contains a patented mix of sensitivity-reducing potassium nitrate and fluoride.

Pre-packaged in syringes, the gel is inserted into the custom-made trays before each use.

Four concentrations of carbamide peroxide are available for use during the day or overnight.