Paula's Choice BOOSTER 10% Niacinamide Booster 20ml/0.67 Oz | Brightening & Pore-Minimizing Serum For Even Skin Tone | Reduces Redness, Dark Spots & Hyperpigmentation | Supports Skin's Natural Barrier With 10% Niacinamide | Helps Minimize Pores And Fine Lines | Lightweight, Fast-Absorbing Formula | Suitable For All Skin Types