Vitamin A1 Retinol (CAS 68-26-8): The Retinoid That Earned Its Place in Night Creams and Serums
A practical supplier guide to Vitamin A1 Retinol (CAS 68-26-8): what the retinoid is (C20H30O, MW 286.45, EINECS 200-683-7, yellow-to-orange crystalline, mp 61-63 C, -20 C storage), how it converts to retinoic acid to drive cell turnover and collagen, stability and packaging needs, 0.01-1% use levels, smart pairings with GHK-Cu, Argireline, squalane, urea, kojic acid, alpha-arbutin, vitamin C, azelaic/salicylic acids and citric acid, plus buyer COA notes.
