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Sep 9, 2010 ... Crest Whitestrips Whitestrips Whitestrips Whitestrips Supreme Professional Premium Active 14% Hydrogen 6.5% Hydrogen 10% Hydrogen Ingredient Peroxide Peroxide Peroxide # of Strips per 84 Supreme 84 Professional 28 Premium Box Strength (14% Strength Strips Strips = 56 Longer Strips) Original ...


Jan 26, 2009 ... The original Crest Whitestrips were also priced at about $45, though they've since come down to $19.99, with various premium flankers priced somewhere between that and Advanced Seal. Word-of-mouth. Like eight years ago, P&G has used extensive word-of-mouth in advance of this launch, including ...


Nov 17, 2005 ... Procter & Gamble, maker of Crest Whitestrips, has also done research on the safety of uninterrupted bleaching using the company's products; one of its clinical trials, ... The gel in Crest Whitestrips Premium, for example, is 10 percent hydrogen peroxide, but the overall amount is small, the company said.


Crest 3D White Whitestrips, Classic Vivid Dental Whitening Kit.


Crest Whitestrips Supreme - Professional Strength. 80% more powerful than the whitestrips found in stores, Crest Whitestrips Supreme is a professional tooth whitening product, with the strongest concentration whitening formula to be found on any teeth whitening strips! Active Ingredient: 14% Hydrogen Peroxide (equal to ...