What it is: A serum that delivers a dose of high potency actives designed to help remove dead skin cells and increase cell regeneration. What it does: Combining the best of clinical and natural, this hydrating and de-puffing serum delivers a one-step solution to layering multiple acids. Bilberry and caffeine help tighten skin and reduce surface inflammation, while plant-based isoamyl laurate creates a velvety-smooth second-skin texture.