Do teeth whitening strips and toothpastes really work?
” is, yes and no. Today, it is commonplace to see teeth whitening strips in the oral health care section of your local grocer and even online on such sites as Amazon.com. The most popular whitening strips are from Crest, Listerine, and Rembrandt and can range in price from about $15 to $40. The active ingredients in whitening strips is usually hydrogen peroxide and the concentration is usually between 2%-10% (Crest Whitestrips Premium being the highest) hydrogen peroxide.