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COSRX | The Vitamin C 23 Serum

Name: COSRX | The Vitamin C 23 Serum
Brand: COSRX
SKU: COSRX-VITC23-20ML
Price: 19.99 USD
Availability: InStock

Powerful yet gentle, the COSRX The Vitamin C 23 Serum is formulated with 23% pure Vitamin C to brighten, even out skin tone, and improve skin elasticity. This high-potency serum targets dark spots, fine lines, and dullness while maintaining stability and efficacy for a radiant glow.

Key Ingredients: Super Vitamin E

Size: 0.67 fl. oz / 20ml

$19.99 USD

$19.99 USD ~~$24.99 USD~~

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In stock

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Benefits

High-strength 23% Vitamin C formula for maximum brightening power.
Helps fade dark spots, hyperpigmentation, and acne scars.
Boosts collagen production to improve firmness and reduce wrinkles.
Antioxidant-rich Tocotrienol (Super Vitamin E) protects against free radicals.
Hydrates & soothes with Allantoin, preventing irritation.
Fast-absorbing, non-sticky texture that layers well.
Best for dull, uneven skin in need of brightening and anti-aging care.

How to use

Cleanse & tone: Prep your skin with a toner for better absorption.
Apply serum: Use 2-3 drops and gently spread across your face.
Pat in gently: Allow the serum to absorb fully before layering other products.
Follow with moisturizer: Lock in hydration to prevent dryness.
Use SPF in the morning: Since Vitamin C makes skin more sensitive to the sun, apply sunscreen during the day.

Ingredients

Propanediol, Ascorbic Acid (Vitamin C), Betaine, Arginine, Sodium Hyaluronate, Allantoin, Tocotrienol, Adenosine, Disodium EDTA.

Why You’ll Love This Serum

A high-potency Vitamin C treatment that delivers visible brightening and firming results while remaining gentle and non-irritating.

Powerful Brightening Action

23% pure Vitamin C fades dark spots and evens skin tone.

Reveal a naturally radiant glow.

Collagen-Boosting Formula

Stimulates collagen production for firmer, bouncier skin.

Visibly smoother and plumper complexion.

Advanced Antioxidant Protection

Tocotrienol (Super Vitamin E) defends against environmental stressors.

Stronger skin with daily use.

Hydration & Barrier Support

Sodium Hyaluronate and Allantoin keep skin balanced and soothed.

Brightening without irritation.

Fast-Absorbing & Lightweight

No greasy residue—just a silky, fresh finish that layers effortlessly.

Perfect for both morning and night routines.

Targets Fine Lines & Wrinkles

Improves elasticity while smoothing uneven texture.

Youthful, revitalized skin with every drop.

Best for Dull & Uneven Skin

A must-have for those looking to fade dark spots and enhance skin’s glow.

Your daily dose of radiance.

Intense but effective

It tingled a little at first, but the results are undeniable—my skin looks clearer and healthier.

Noticeable glow improvement

People started complimenting my glow after just a week of using this. Definitely worth it.

Brightens dull skin quickly

My skin went from dull to glowing in days. It's strong but my skin adjusted easily.

Acne scars fading fast

Started seeing my acne scars fade noticeably within just two weeks. Powerful stuff.

Real deal vitamin C

Finally, a vitamin C serum that really does something. My skin tone has become visibly even and brighter.

At Ferozia, we prioritize quality, convenience, and care—because your skincare experience should be effortless.

Affordable Korean Skincare – 10% Off Your First Order. Shop Now!

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COSRX | The Vitamin C 23 Serum