Advanced breakthrough patent pending PTR Firma-CELL-4 technology is a complex of four different molecular active peptides including Argireliner (Hexapeptide), SYN-COLL, Pentapeptide-3 & Oligopeptide that all act to help reduce the severity of deep wrinkles & fine lines for younger looking skin. Firma-CELL-4 penetrates to different epidermal layers to help boost collagen & elastin synthesis & goes beyond Retinol to help firm, smooth, lift & clarify the skin. The combined anti-aging benefits of Firma-CELL-4, Glycolic acid, Vitamins A, C (ascorbate C) & E make this a truly revolutionary treatment. The appearance of new fine lines is visibly reduced. Production of skins collagen & elastin is boosted. Dries with a matte finish for normal to oily skin types.