How white will my teeth get? June 07, 2023 13:25 Updated Using this product as directed for 10 minutes a day for 10 days gives six shades whiter teeth. Individual results may vary. Related articles What's the difference between the Whitening Pen and the ComfortFit? Why should I use one and not the other, or when would I use one vs. the other? Can I swallow my saliva during treatment? How should the device fit? Do my teeth need to be dry before doing the treatment? How many treatments will I get out of the pen and device? Comments 0 comments Article is closed for comments.
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