Alumier Retinol Resurfacing Serum 0.5Alumier Retinol Resurfacing Serum 0. 5 is an advanced, time released retinol treatment formulated for experienced retinol users. With a 0. 5% concentration of encapsulated retinol, it promotes overnight renewal while helping to reduce the appearance of fine lines, wrinkles, and uneven texture. Niacinamide and a clinically proven peptide work alongside retinol to enhance skin tolerance, boost firmness, and restore a brighter, more resilient complexion.