Retinol SerumMake wrinkles a thing of the past with this creamy, skin refining serum featuring 0. 5% retinol, apple stem cells, and skin smoothing peptides to tighten skin, airbrush lines and wrinkles, and resurface roughness. Revolutionary 3 tier delivery system enhances the effectiveness of retinol and lowers potential for irritation, leaving skin exquisitely smooth, firm, and flawless looking. What does it do? Resurfaces, firms & tightens skin Reduces the