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Crest 3D Whitestrips removes 20 years of stains in under a week.
Crest 3D Whitestrips Professional Effects Advanced is designed to whiten like a professional-level teeth whitening treatment at home. Plus, the bonus Monthly Express pack helps you maintain your results effortlessly each month. Made by the #1 dentist-recommended at-home teeth whitening brand*, this dental whitening kit will give you 100% noticeably whiter teeth, guaranteed.
- Up to 32 Levels Whiter Teeth
- 100% Noticeably Whiter Teeth, Guaranteed
- Enamel Safe
The Crest Whitestrips in this study demonstrated a -1.25 Ab* color change from baseline after 6 applications. The years of stain removal calculation is defined as Ab/0.06 = years of stain removal. After 6 days of treatments (less than 1 week), Crest Whitestrips deliver 1.25/0.06 = 20.83 years of stain removal, therefore supporting the claim "Removes 20 years of stains in under a week."
