has anyone tried gosmile that teeth whitening stuff? if so how did you like it?


has anyone tried gosmile that teeth whitening stuff? if so how did you like it?
My friend used these - said they worked, but not any better than whitestrips.





I was wondering about these too, I'm about to break down and just get Zoom whitening if nothing really works better than the Whitestrips.



Which white strips, there are a couple options.
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