Tooth-Bleaching: a review of the efficacy and adverse effects of various tooth whitening products

ABSTRACT

Tooth bleaching [whitening] is one of the most common and inexpensive method for treating discolouration of teeth. Dental aesthetics, especially tooth colour, is of great importance to majority of the people; and discolouration of even a single tooth can negatively influence the quality of life. Therefore, a review of the literature was carried out [limited to aesthetic tooth-bleaching] to provide a broad overview of the efficacy and adverse effects of various tooth whitening products on soft and hard oral tissues