La Roche-Posay B5 Glycolic Acid Serum 30mlLa Roche Posay B5 Glycolic Acid Serum 30ml AHA Exfoliation Meets Barrier Repair The La Roche Posay B5 Glycolic Acid Serum (30ml) is a professional grade AHA serum that delivers the dual benefit of exfoliation and skin barrier repair. With a 10% glycolic acid concentration to resurface and renew, combined with panthenol (Vitamin B5) to nourish and protect, this serum addresses texture irregularities, fine lines, and dullness without compromising the