This serum combines 15.2% Triple Acids (AHA 1%, BHA 0.2%, PHA 14%) and 2% Niacinamide to refine pores, reduce sebum, and improve skin texture. It enhances hydration and brightens skin tone. Clinically proven to reduce pore appearance by 10.8% after one day, with long-term benefits after two weeks. Suitable for all skin types.