La Roche Posay Pure Niacinamide 10 SerumImprove the overall appearance of your skin with La Roche Posay Pure Niacinamide 10 Serum. This powerful serum contains 10% niacinamide, a potent ingredient proven to reduce the appearance of fine lines and wrinkles, minimize pores, and brighten skin tone. Experience smoother, more radiant skin with this expertly formulated serum.