The COSRX AHA BHA Vitamin C Booster Serum 30ml is a powerful multi-action formula designed to upgrade your skincare routine. Featuring a blend of AHA, BHA, and Vitamin C, it gently exfoliates dead skin cells, clears clogged pores, and brightens dull skin. This targeted serum helps improve skin tone, restore radiance, and promote a smoother, healthier complexion. Its lightweight texture absorbs quickly, delivering a refreshed and luminous glow with consistent use.