Seoul Ceuticals rapid action Korean Serum for acne prone skin is a powerful blend of natural salicylic acid, tea tree, clove extract, and colloidal silver. This effective serum is designed to address acne at its root, providing you with clear, radiant skin. Key Features: Natural Salicylic Acid: Extracted from willow bark, our salicylic acid penetrates deeply into pores, exfoliating dead skin cells and reducing sebum production. The result? Fewer breakouts and reduced pore visibility. Tea Tree Oi