Algenist AA Barrier Serum 1 fl. oz. new in box

New in box! Algenist AA Barrier Serum 1 fl. oz. Alguronic Acid + Phloretin An antioxidant-rich, fortifying serum formulated with our highest concentration of Alguronic Acid to strengthen the skin barrier and defend skin against pollutants and environmental aggressors, while helping to improve the appearance of dullness, redness, discoloration, lines and skin tone.