3 dentist-approved ways to whiten your teeth—no bleach trays necessary

Looking for natrual ways to whiten teeth that don't involve a fluoride treatment? Here are 3 winning DIY treatments, according to a dentist.

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Photo: Unsplash/Brooke CaglePhoto: <a href="http://www.stocksy.com" target="_blank">Stocksy</a>/Brooke Cagle