Specially formulated to get to work while you sleep, the QMS Medicosmetics Night Collagen Serum promotes an illuminated complexion when you wake.Enriched with Matrixyl 3000® and advanced Neotec A15® Collagen technology, the overnight serum helps to visibly plump the appearance of fine lines, delivering a refined and firmer-looking appearance. Infused with hyaluronic acid, the deluxe formula seeks to lock in moisture to provide long-lasting hydration. The supercharged serum features a lightweight texture that effortlessly melts onto the skin.