Description
COSRX Advanced The Vitamin C 23 Serum is a high-potency serum formulated with 23% pure Vitamin C to help improve the appearance of dull, uneven skin and restore a healthy-looking glow.
Designed for skin with uneven tone, post-acne marks, and early signs of aging, this concentrated formula helps brighten the complexion and improve overall skin radiance. Its dual-layer water-and-oil system provides added hydration while helping maintain the stability and effectiveness of Vitamin C. Niacinamide and Vitamin E provide antioxidant support, while Squalane and Hyaluronic Acid help keep the skin hydrated and comfortable.
Benefits
- Helps improve uneven skin tone
- Enhances skin radiance and freshness
- Reduces the appearance of dullness
- Provides antioxidant protection
- Helps maintain hydration and comfort
- Suitable for regular use
Suitable For
- Dull skin
- Uneven skin tone
- Skin with post-acne marks
- Skin showing early signs of aging
Key Ingredients
- Ascorbic Acid (23% Vitamin C) – helps brighten the skin and improve overall radiance.
- Niacinamide – helps promote a more even-looking complexion.
- Sodium Hyaluronate – helps retain moisture and maintain skin hydration.
- Tocopherol & Tocotrienols (Vitamin E) – provide antioxidant protection and support skin health.
- Squalane – helps soften the skin and prevent moisture loss.


















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