DeoxyArbutin: a novel reversible tyrosinase inhibi... [Exp Dermatol. 2005] - PubMed result
I am using this with great results, better than monobenzone (more even, stable tone).
Don't have a before photo but here is me right now during the summer and all.
http://img153.imageshack.us/img153/8742/facenb.jpg
