Algenist AA Barrier Serum Alguronic Acid + Phloretin

New in box nib This antioxidant-rich, fortifying serum is formulated to help defend the skin barrier against pollutants and environmental aggressors. Formulated with the highest concentration of Alguronic Acid® from algae, our benefit-boosting ingredient, this fortifying serum combines with nutrient-rich niacinamide (Vitamin B3) and an anti-oxidant powerhouse: Phloretin (from applewood) and Ergothioneine (from mushroom). Skin barrier is fortified to help improve the appearance of dullness, redness, discoloration, lines, and skin tone.