Our First Black Serum With 4% (Niacinamide+Aha+Bha) Enriched With Charcoal, Specially Designed For Acne-Prone Skin. It Reduces Pimples, Residual Marks And Blemishes, Giving The Skin A Smoother And Softer Appearance.\nOur Composition Is Dermatologically Tested And Respects Sensitive Skin. This Fast, Thin-Flow Formula Leaves No Visible Black Residue Or Sticky Feel.