Journal of the American Dental Association, Vol 124, Issue 6, 65-72
Copyright © 1993 by American Dental Association
Evaluating tooth color change from carbamide peroxide gel
AG Gegauff,
SF Rosenstiel,
KJ Langhout,
and
WM Johnston
Section of Restorative and Prosthetic Dentistry, College of Dentistry, Ohio State University.
A double-blind experiment assessed the efficacy, longevity and safety of a tooth whitener in young adults. Significant color changes occurred after active treatment but were substantially reversed after one week. No permanent changes were found in either pulpal or gingival health.