Clarify, refine and brighten all skin types while soothing visible redness with this balancing & pore-refining serum from Medik8. This high-performance 10% Niacinamide serum is elevated with 3% Crystalide™ Peptide, Hyaluronic Acid, and 1% Zinc PCA, and is clinically proven to refine the appearance of pores and decongest stressed complexions, revealing skin that looks smoother, clearer, and more refined.