The Derma Co 10% Niacinamide Serum with 2% Zinc is an advanced, dermatologist-formulated active serum designed to combat stubborn acne marks, regulate excess oil, and refine skin texture. Enhanced with a proprietary Deep Penetration Formula™ (DPF), it utilizes advanced penetration enhancers to ensure the active ingredients reach deeper layers of the skin for faster, more effective results compared to standard formulations.