Dual-action lightening active ingredient – acts to correct existing and upcoming spots CORNEOLIGHT®: Patented biotechnological combination of piperonyl alcohol and linoleic acid under a bioavailable ester form, providing safety and effectiveness for users and benefits in formulation (no color impact, color stability…). By regulating melanogenesis on multiple levels (PPAR pathway, tyrosinase, TRP-1, melanin production) and moderating inflammatory response, it erases and prevents the signs of hyperpigmentation, from the surface to the deeper levels. Roshe Run Kaishi