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All products over the counter MUST have an expiration date on the box. It is mandatory by the FDA. Usually any whitening system lasts up to 12 months.

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Q: How long before crest white strips expire?
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Related questions

Who is the voice of crest white strips?

Sela Ward


Where can one get a Crest White Strips coupon?

There are actually a couple of legitimate options to getting a Crest White Strips coupon on the web. These include both the Proctor & Gamble site, as well as 3D White.


What do crest white strips usually cost?

$20.00, average.


Who sings in the new crest white strips commercial?

Your mom!


Who invented Crest 3D white strips?

Paul saigul


What happens if you fall asleep with crest white strips on?

you die


Which is a better buy crest white strips or rembrandt 2hr whitening kit?

I would suggest the crest white strips. Although the rembrandt whitens in 2 hrs its not THAT big of a difference especially for how painful it is. I have used both and though the crest strips take longer they whiten better


Should you brush your teeth after using crest 3d white strips?

After using 3D Crest White Strips you should not brush your teeth right away. Follow the directions on the product for time frame for brushing the teeth.


Does Plus 5 Minute Speed Whitening Gel work better than Crest White Strips?

The 5 Minute Whitening Gel works great, but so do the Crest White Strips. It's solely a matter of preference.


Why do your teeth hurt after crest white strips?

The reason you feel hurt when you use teeth whitening strips maybe because you have sensitive teeth. In other words, the chemical overact in your gum and that's the reason why you feel hurt!


Who is the stunning redhead in the Crest White Strips commercial?

Carolina Brandão, a Brazilian (omg) model.


Will crest white strips remove white spots on your teeth?

There is no guarantee. The crest white strips will certainly help whiten teeth. Some people claim having excellent results in getting rid of white spots on teeth while others do not. In general, this is a good teeth whitening solution.