Clarifying serum for refined, matte skin. The Dr. Althea 15% Niacinamide Purity Serum supports a more even complexion with high-dose niacinamide, helps reduce visibly enlarged pores, and contributes to a more balanced look. It absorbs easily – ideal for layering. 15% niacinamide improves the appearance of pores and skin tone, zinc PCA regulates sebum, and the MELACUT complex with grape seed, rice ferment, and purslane extract soothes the skin. Suitable for all skin types, especially combination, oily, and skin prone to blemishes and visible pores. Light texture for a clearer, fresher finish – daily K-beauty care from Dr. Althea.