Neostrata Retinol Repair Complex NIB! Unopened and Sealed, new product. Contains high-strength 0.5% pure, stabilized Retinol Formulated with time-released microencapsulated Retinol Fragrance-free, oil-freeThis concentrated complex delivers high-strength 0.5% pure, stabilized Retinol in a time-release delivery system along with NEOGLUCOSAMINE to synergistically target skin's natural volumizing matrix. These powerful ingredients are also known to reduce the appearance of fine lines, wrinkles and age spots.