COSRX The Vitamin C 23 Serum
Benefits
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Benefits
Brightens and Improves Skin Tone
High-strength 23% Pure Vitamin C helps visibly brighten dull skin while improving uneven tone and restoring radiance. Niacinamide supports tone clarity while Glutathione enhances brightness for a healthier, more luminous complexion.
Helps Reduce Dark Spots and Early Signs of Aging
Pure Vitamin C helps target dark spots and post-breakout marks while supporting collagen production for firmer-looking skin. Adenosine helps improve the appearance of fine lines and skin elasticity, leaving skin smoother and more youthful.
Antioxidant Protection and Moisturizing Care
Super Vitamin E (Tocotrienol) and Glutathione provide powerful antioxidant protection against environmental stressors. Hyaluronic Acid, Panthenol, and Allantoin deliver moisturizing hydration while soothing the skin and maintaining a smooth, healthy-looking complexion.
| Ingredient | What It Does |
|---|---|
| Ascorbic Acid (Vitamin C 23%) | Provides antioxidant protection and helps improve the appearance of dullness, uneven tone and dark spots |
| Tocopherol (Vitamin E) | Provides antioxidant support and helps condition the skin |
| Sodium Hyaluronate | Helps attract and retain moisture for hydrated-looking skin |
| Hyaluronic Acid | Provides hydration and helps skin appear plumper and smoother |
| Allantoin | Helps soothe and comfort sensitive-looking skin |
| Panthenol | Helps hydrate and support the skin moisture barrier |
| Adenosine | Helps improve the appearance of fine lines and supports smoother-looking skin |
| Betaine | Helps maintain moisture balance and improve skin comfort |
| Glycerin | Helps attract moisture and maintain skin softness |
| Ferulic Acid | Provides antioxidant support and helps stabilize antioxidant skincare formulas |
Shipping
We offer free shipping within Dubai on all orders. For other Emirates across the UAE, free standard shipping is available on orders above AED 150. Most orders are delivered within 24 hours, while standard delivery typically takes 1–3 working days.
Returns & Refunds
If you're not completely satisfied, you may return any product within 10 days of purchase for an exchange or refund. Simply contact us at +971 54 565 1444 or email us for return instructions.
Product Concerns
If you suspect any product tampering, please keep the product and packaging and contact us immediately. Our team will guide you through the return process.
FAQs
What is COSRX Advanced The Vitamin C 23 Serum?
It is a high-concentration vitamin C serum formulated with 23% pure Vitamin C to support brighter-looking skin and improve the appearance of uneven tone.
What are the main ingredients?
Key ingredients include 23% Ascorbic Acid, Vitamin E, Hyaluronic Acid, Panthenol, Allantoin and Adenosine.
What does 23% Vitamin C do?
Pure Vitamin C helps provide antioxidant protection and improves the appearance of dullness, uneven tone and dark spots.
What skin concerns does it target?
It targets dull-looking skin, uneven tone, dark spot appearance, fine lines and loss of radiance.
Is this suitable for beginners?
A 23% pure Vitamin C formula is considered high strength, so beginners should introduce it gradually and monitor skin tolerance.
Can sensitive skin use this serum?
High-strength Vitamin C may cause sensitivity for some users. Sensitive skin should patch test before regular use.
Can I use it with other active ingredients?
Avoid combining it in the same routine with strong exfoliating acids or retinoids if your skin is not accustomed to active ingredients.
How should I store Vitamin C serum?
Store it away from direct sunlight and heat to help maintain formula stability.
How do I use it?
After cleansing and toner, apply a few drops to the face, then follow with moisturizer and sunscreen during the daytime.
What size is the serum?
The serum comes in a 20g tube.