This serum is specifically formulated for skin with enlarged pores and inflamed skin. For this purpose it has a combination of unique products. Propolis- this has hydrating, anti-inflammatory, and brightening benefits. Niacinamide - which also hydrates the skin and regulates excess sebum, maintaining an optimal balance of moisture and oil in addition to brightening the complexion. BHA - helps remove excess sebum and impurities from the pores.