Murad Cellular Hydration Repair Serum is a concentrated product designed to target the skin barrier at a cellular level . It boasts of fortifying the barrier in just 30 minutes, ultimately resulting in healthier and stronger skin. The key ingredient is biomimetic hexapeptide-9, which supposedly mimics the skin's natural barrier-reinforcing peptides to minimize water loss and enhance protection against environmental aggressors. This peptide complex is claimed to work its magic within 30 minutes. This serum is formulated to calm and soothe irritated skin, minimizing redness. With consistent use, the murad cellular hydration barrier repair serum promises a smoother and more even skin texture.