The product works by keeping the whitening gel on your teeth to get at stain build-up below the enamel surface to visibly whiten your teeth.
With products that provide high level of whitening, there is a greater chance that you may experience tooth sensitivity and/or gum discomfort.
These effects are generally mild. These effects are temporary and nor harmful.
If significant tooth sensitivity or gum discomfort develops, try stopping usage for 2-3 days, then resume usage. If the problem persists discontinue usage.
Crest 3D White Whitestrips Are Designed To Hold Well To Teeth. Do Not Use On Loose Teeth, Restorations, Or Braces.
Crest 3D White Whitestrips Will Only Whiten Natural Teeth. The Strips Will Not Whiten Caps, Crowns, Veneers, Fillings Or Dentures.
Extensive testing has shown the product to be safe when used as directed.
Sometimes white spots are a result of the whitening action strips, these white spots are temporary and will go away with time.
Sometimes whitening makes the natural imperfections in teeth become more visible, this may appear to you as white spots.
If you are having trouble removing the strip, peel the strips off the back of your teeth first. This will loosen the grip and make it easier to remove the rest of the strip.