Sep 11, 2026

Product

COSRX Skin Care Advanced The Vitamin C 23 Serum 20 ml

Give your skin a glow boost with this powerful Vitamin C favorite! The new version of COSRX The Vitamin C 23 Serum contains 23% stabilized, pure Vitamin C that effectively evens out skin tone, reduces fine lines, and restores radiance to dull skin. The updated formula features two layers a serum layer and an oil layer designed to protect against oxidation while providing a moisturized, radiant finish. The result is skin that looks clearer, smoother, and more luminous. Texture: The two layers blend together upon application and absorb easily into the skin, leaving it soft and smooth. If you experience slight stickiness, you can mix in a small amount of moisturizer. Color: The serum has a light yellowish tone a natural sign of pure Vitamin C and nourishing oils. Skin Concerns: Uneven skin tone and hyperpigmentation Fine lines and signs of aging Dull and tired-looking skin Dark spots