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5 out of 5 stars Zoom Whitening
I am lucky enough to have relatively straight teeth (well, at least my uppers), even if my overall tooth health is so-so (lots of fillings!) I have wanted to whiten my teeth for a long time. I have naturally yellowy tinted teeth with some staining near the gum line. I don't smoke, don't drink coffee or tea regularly and always use Sensodyne whitening toothpaste everyday, however the yellow is...