4-Butylresorcinol
activeCAS: 18979-61-8
Synthetic brightening agent. One of the most potent tyrosinase inhibitors available. Used at 0.1-0.3%. Generally well tolerated.
Safety Ratings
Safety4/5
Comedogenic0/5
Irritancy1/5
EWG Score2/10
Skin Type Compatibility
oily
4/5
dry
4/5
sensitive
3/5
combination
4/5
normal
4/5
Addresses Concerns
pigmentationdark spotsmelasma
Functions
brighteningtyrosinase inhibitor