COSRX The Vitamin C 23 Serum is a high-potency, clinically proven treatment designed to revitalize dull skin and fade hyperpigmentation. Featuring a massive 23% concentration of Pure Vitamin C (Ascorbic Acid), this serum targets uneven skin tone, acne scars, and fine lines. Its unique bi-phase formula ensures maximum stability and absorption, delivering professional-grade antioxidant protection for a radiant, youthful glow.
Advanced Clinical Formula
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23% Pure Vitamin C (L-Ascorbic Acid): The gold standard for brightening skin, boosting collagen production, and fading stubborn dark spots.
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Super Vitamin E (Tocotrienol): Boasts up to 50 times greater antioxidant activity than regular Vitamin E, working synergistically with Vitamin C to repair skin damage.
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Sodium Hyaluronate: Maintains high moisture levels to prevent the irritation or dryness often associated with high-potency serums.
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Allantoin: A powerful soothing agent that calms the skin and reduces potential stinging or redness.
Key Benefits
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Advanced Brightening: Visibly fades post-acne marks, sun spots, and melasma for a clear complexion.
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Anti-Aging Power: Diminishes the appearance of fine lines and wrinkles by stimulating collagen synthesis.
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Skin Elasticity: Improves skin firmness and texture, providing a "lifting" effect over time.
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Antioxidant Shield: Protects the skin from environmental pollutants and UV-induced oxidative stress.
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Minimized Irritation: Formulated with a specific pH level to maximize efficacy while remaining tolerable for most skin types.
Detailed Ingredients List
Water, Ascorbic Acid (23%), Propanediol, Dimethicone, Tromethamine, Panthenol, Ethylhexyl Glow, Adenosine, Carthamus Tinctorius (Safflower) Seed Oil, Sodium Hyaluronate, Helianthus Annuus (Sunflower) Seed Oil, Glycurrhiza Glabra (Licorice) Root Extract, Tocopherol, Arginine, Allantoin, Glutathione.
How & When to Use
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Step 1: Shake the bottle gently before use to mix the oil and water layers.
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Step 2: Apply a few drops to clean, dry skin after toning.
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Step 3: Smooth evenly across the face and neck, avoiding the eye and mouth area.
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Step 4: Follow with a moisturizer to lock in the actives.
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Storage Note: Keep the bottle in the refrigerator after opening to prevent oxidation and maintain potency.
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Important: Use a high-SPF sunscreen during the day to prevent sun sensitivity and protect your results.
Who Is It For?
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Skin Type: Best for Normal, Combination, and Oily skin struggling with dullness.
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Skin Concern: Hyperpigmentation, acne scars, early signs of aging, and rough skin texture.
Product Safety
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Dermatologically tested.
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Safe for sensitive skin (patch test recommended).
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Fragrance-free and Paraben-free.
Product Specifications
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Country of Origin: South Korea
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Net Volume: 20ml
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Shelf Life: 24 Months (2 Months after opening if refrigerated)
Your order of 100$ or more gets free standard delivery.
- Standard delivered 4-5 Business Days
- Express delivered 2-4 Business Days
Orders are processed and delivered Monday-Friday (excluding public holidays)
eMarket members enjoy free returns.