COSRX The Vitamin C 23 Serum – 20ml
High-Dose Vitamin C for Visible BrighteningBENEFITS• 23% pure Vitamin C — powerful brightening• Fades dark spots and hyperpigmentation• Boosts collagen production• Antioxidant protection against free radicals KEY INGREDIENTS• L-Ascorbic...
COSRX The Vitamin C 23 Serum – 20ml
COSRX The Vitamin C 23 Serum – 20ml
• 23% pure Vitamin C — powerful brightening
• Fades dark spots and hyperpigmentation
• Boosts collagen production
• Antioxidant protection against free radicals
• L-Ascorbic Acid 23% – potent brightening & anti-aging
• Vitamin E – stabilizes Vitamin C, antioxidant boost
• Hyaluronic Acid – counterbalances drying effect
PM only: After toner, apply 2–3 drops to face → Let absorb 10–15 min before moisturizer → Start 2–3x/week. Avoid mixing with niacinamide or AHA/BHA in same routine.
Volume: 20ml | Skin Type: Dull, hyperpigmented, mature | Fragrance-free | Cruelty-free | Made in South Korea
Client Experiences
Ratings & Reviews
4.8
Based on 613 reviews
97% recommend this formulation.
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Exceptional Quality
This formulation has completely transformed my daily ritual. The texture is sublime and the results are undeniable.
Exceptional Quality
This formulation has completely transformed my daily ritual. The texture is sublime and the results are undeniable.
Exceptional Quality
This formulation has completely transformed my daily ritual. The texture is sublime and the results are undeniable.


