Product Overview

COSRX The Vitamin C 13 Serum is a brightening Korean serum formulated with 13% pure vitamin C to help improve skin tone, enhance radiance, and reduce the appearance of dark spots. This lightweight serum supports a clearer, more even-looking complexion while providing antioxidant protection.

Ideal for dull, uneven, and hyperpigmentation-prone skin.

What It Does

• Brightens dull skin
• Improves uneven skin tone
• Reduces appearance of dark spots
• Supports antioxidant protection
• Enhances natural glow

Key Benefits

• 13% pure vitamin C formula
• Lightweight fast-absorbing serum
• Helps improve skin clarity
• Suitable for daily use
• Supports radiant complexion
• Ideal for beginners to vitamin C

How to Use

• Cleanse and tone your skin.
• Apply 2–3 drops of serum.
• Gently pat into face and neck.
• Follow with moisturizer.
• Always apply sunscreen during the day.

⚠ Store in a cool place away from direct sunlight.

When to Use

• Morning routine recommended
• After toner
• Before moisturizer
• Daily brightening care

Dosage

• 2–3 drops per use
• Once daily or twice if tolerated

Texture & Feel

• Lightweight watery serum texture
• Fast absorption
• Non-sticky finish
• Leaves skin fresh and radiant

COSRX The Vitamin C 13 Serum is a brightening Korean skincare serum formulated with 13% pure vitamin C to help improve skin tone and enhance radiance. Designed to target dullness and uneven complexion, this lightweight serum supports clearer, more luminous skin.

The fast-absorbing formula delivers antioxidant benefits while helping reduce the appearance of dark spots and pigmentation. Suitable for daily use, it works to improve overall skin clarity while maintaining a comfortable, non-greasy finish.

Ideal for those beginning vitamin C skincare or seeking gentle brightening care, COSRX The Vitamin C 13 Serum helps promote a healthy, glowing complexion with consistent use.

Incorporate this Korean vitamin C serum into your routine to achieve smoother, brighter, and more radiant-looking skin.

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