COSRX The Vitamin C 13 Serum — Pure 13% Vitamin C Booster

A gentle, water-based 13% L-ascorbic acid serum that hydrates and absorbs quickly without stickiness. Daily use helps fade dark spots, even out skin tone, brighten dullness, and reduce fine lines.

✨ Key Benefits

• Brightens hyperpigmentation, acne marks & freckles
• Boosts collagen & elasticity, refines pores & texture
• Powerful antioxidant protection with Vitamin E (tocotrienol)
• Hydrating and soothing with hyaluronic acid & allantoin
• Lightweight, non-sticky, suitable for sensitive skin

🌿 Hero Ingredients

• 13% Pure Vitamin C (L‑ascorbic acid): Brightens and protects.
• Tocotrienol (super Vitamin E): 50× stronger antioxidant.
• Hyaluronic Acid & Allantoin: Hydrate and calm skin.
• Glutathione, Niacinamide, Squalane: Tone-evening & moisture support.

📌 How to Use

• After cleansing & toning, apply 2–3 drops on face
• Massage gently, then follow with moisturizer & sunscreen
• Use daily—store or refrigerate to prevent oxidation

👤 Best For

• All skin types, including sensitive—ideal everyday vitamin C
• Those targeting dullness, pigmentation, early signs of aging
• Anyone needing antioxidant boost plus hydration

A dermatologist-tested brightening serum with clinical results—visible improvements in hydration, texture, elasticity, pigmentation, pores, and fine lines within 4 weeks.*