Newer Depigmenting substances:
- N-acetyl glucosamine
- Artocarpanone
- 4-n-butylresorcinol (rucinol)
- Ursolic Acid
- Anthraquinones
- Cinnamic Acid
- Macelignan
- Gallic Acid
- Glycine
- Isopanduratin A and 4-Hydroxypanduratin A
- Kurarinol, Kurarinidol and Trifolirhizin
- Pycnogenol
- 8% topical indomethacin cream
- Selina dien-8-one
- Taxifolin
- DeoxyArbutin and its second generation derivatives
- Hydroperoxy Traxastane t; type Triterpene
- Piceatannol
Handog E. Brown Spots: Melasma Updates.2012 (02) – 20th Regional Conference of Dermatology (RCD) – Manila, Phillipines
Source of information: here