Frequently Asked Questions


What are Crest 3D White Whitestrips

Crest 3D White Whitestrips are thin, flexible strips that are coated with a tooth whitening gel containing peroxide. They have been 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.


What are the benefits of using Crest 3D White Whitestrips?

Every variation of Crest 3D White Whitestrip is 100% guaranteed to whiten teeth. It does this by removing surface stains amd set-in stains deep within the enamel.


How should I apply Crest 3D White Whitestrips?

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. Note, it is best if you do not brush your teeth immediately before applying strips. For a video explanation, click here.


Can I reuse a strip?

No, using a strip over again will not provide any tooth whitening benefits.


What happens if I skip an application?

You can skip or miss a couple of applications without affecting your whitening benefit. However, please do not make this an occurring thing.


Where can I store my Whitestrips?

Keep your Crest 3D White Whitestrips stored in a cool and dry place. KEEP OUT OF SUN.


Will my teeth feel sensitive after applying Crest 3D White Whitestrips?

No matter what treatment you use, there is a chance your gums can be sensitive to the chemicals used in teeth whitening, especially if you already have sensitive teeth.


Will Crest 3D White Whitestrips permanently whiten my teeth?

No, teeth whitening isn’t permanent. It can last from a few months to up to five years, but this varies from person to person and product to product.