Cosrx The Vitamin C 23 Serum 20ml

The Cosrx The Vitamin C 23 Serum is a highly concentrated brightening serum with 23% pure Vitamin C that improves skin tone, reduces wrinkles, and targets dull and rough skin. Its unique two-layer formula — oil on top of the serum — helps slow oxidation while delivering a moisturizing, radiant finish.

Ideal for those with Vitamin C experience who seek powerful effects in a short time, this serum provides intensive care for hyperpigmentation, dark spots, uneven tone, and signs of aging.

Why You'll Love It

• 23% pure Vitamin C for intense brightening
• Reduces wrinkles and enhances skin elasticity
• Targets dark spots and hyperpigmentation
• Super Vitamin E (Tocotrienol) for antioxidant care
• Hyaluronic Acid for deep moisture retention
• Allantoin soothes and relieves irritation
• Two-layer formula for slow oxidation protection
• Leaves skin supple and radiant

After cleansing, during the serum phase, shake the bottle lightly once or twice from side to side and apply a few drops to the skin. Use fingertips to gently massage and absorb the serum, starting from the inside of the face working towards the edges.
/KEEP REFRIGERATED (3~10°C)/
*Please use immediately after purchase and store upright in refrigerator once opened.
Cautions to read (click)
* For the first use, attach the enclosed dropper in the product package.
* Recommended to use within 2 months of opening due to active ingredient protection.
* Highly concentrated serum should only be used in the evening? NO! This serum can be used in the morning and/or afternoon.
* If applied in the morning, be sure to use with a SPF of 30 or higher.

Pure Vitamin C 23% (Ascorbic Acid): Antioxidant, brightening, reduces wrinkles, and enhances elasticity.
Super Vitamin E (Tocotrienol): 50x higher antioxidant activity than tocopherol, stimulates collagen production.
Hyaluronic Acid: Strong moisture retention to maintain hydration.
Allantoin: Soothes and relieves irritation.

Ideal for those with Vitamin C experience seeking powerful results
Targets hyperpigmentation, dark spots, and uneven skin tone
Helps reduce wrinkles and signs of aging
Improves skin radiance and brightness
Two-layer formula protects active ingredients from oxidation