For coloring cosmetics Cosmetic Red Iron Oxide INCI/CTFA: IRON OXIDES/CI 77491C. I. No: CI 77491C. I. Name&No: Pigment Red 101Molecular Formula: Fe2O3 Use: For coloring cosmetics. It can be used in common cosmetic products, mainly in cosmetic for face and eyes. Such as foundation cream, powder cake, kohl, lipstick, nail lacquer etc.