If you’re happy to devote 30 minutes a day to a highly effective treatment, try Crest Whitestrips. They contain enamel-safe ingredients that don’t cause sensitivity during wear, and they’re the only whitening strips that have a seal of approval from the American Dental Association. They’re easy to use, comfortable to wear, and yield excellent results for an OTC teeth whitening treatment, says Dovi Prero, board-certified orthodontist and member of the California Association of Orthodontists.

Read the entire article on Prevention.