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My Crest Whitestrips is Expired. Can I still use it?
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Although Crest 3D White Whitestrips that have passed expiration date are still safe, we don’t recommend using them past their expiration date, as the whitening ingredient’s efficacy will be weakened.
Whitens 2x better than a professional treatment.* *vs. an in-office 40% hydrogen peroxide treatment
Enamel-safe treatment whitens 25x better than a leading whitening toothpaste, when toothpaste is used for 4 weeks.
Unique formula surrounds teeth with whitening agents to remove up to 95% of surface stains in just 3 days.
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