How do Crest 3D White Whitestrips work?

Crest 3D White Whitestrips are thin, flexible strips that are coated with a tooth whitening gel containing peroxide. Designed to conform to the shape of your teeth, they work by keeping the whitening gel in place against your teeth to get at stain build-up on and below the tooth’s surface.

Every Crest 3D White Whitestrips teeth whitening system is guaranteed to whiten teeth by removing surface stains as well as set-in stains deep within the enamel.

No, Using a strip over again will not provide any tooth whitening benefits. Even though there may be gel remaining on the strip when you take it off, most of the hydrogen peroxide has been depleted.

It is best if you do not brush your teeth immediately before applying strips. Open the pouch and remove the strip. Peel the strips from the backing liner and align with gum line. Press gently for good contact. Fold the rest of strip behind teeth to keep in place. Wear strips for required amount of time, then remove and discard. For further instructions, click here.

You can skip or miss a couple of applications without affecting your whitening benefit.

Yes, however do not store the strips in the sun or heat.

Crest 3D White Whitestrips are only intended to whiten natural teeth.