4-butylresorcinol is a brightening resorcinol derivative also known as Rucinol. It's a potent tyrosinase inhibitor that exploits synergies with vitamin C to dramatically…

cipherskincareSeptember 21, 2022
explore below or tap through any product ingredient list for quick popup excerpts.
Explore the brightening and tone-correcting ingredients in Cipher formulas. Target the appearance of hyperpigmentation for a noticably radiant glow.