COSRX The Vitamin C 23 Serum – 1pc x 20g Brighten, smooth, and revive your skin with this powerful Vitamin C serum from COSRX. Formulated with 23% pure Vitamin C, it targets dark spots, uneven tone, and dullness while boosting radiance for a clearer, more youthful-looking complexion. The lightweight texture absorbs quickly without greasiness, delivering visible glow-enhancing results with consistent use. Key Benefits: • 23% pure Vitamin C for maximum brightening • Helps reduce dark spots, pigmentation, and uneven tone • Improves skin texture and boosts natural glow • Antioxidant protection against environmental damage • Lightweight, fast-absorbing formula suitable for daily use How to Use: Apply a few drops to clean, dry skin before moisturizer. Use SPF during the day for best results. A potent brightening serum that gives your skin a fresh, luminous boost!