Steroidal compounds as melanogenesis modifiers and uses thereof

摘要

Provided are steroidal compounds of formula I, for example, conessine, and the use of such compounds and compositions thereof to modulate (e.g., inhibit) melanogenesis and pigmentation. Also provided are plant extracts containing a compound of formula I, for example, conessine, and the use of such a plant extract to modulate (e.g., inhibit) melanogenesis and pigmentation. The compound or plant extract may be prepared as pharmaceutical and cosmetic compositions, and may be used for the prevention and treatment of conditions that are related to aberrant melanogenesis activity.