Description
🌿 Product Overview
Cosrx The Vitamin C 13 Serum 20ml is a daily brightening serum specially formulated for sensitive and normal skin types. With a gentle yet effective form of vitamin C, this serum helps revive dull, tired skin, fade dark spots, and even out skin tone. Lightweight and non-sticky, it absorbs quickly, making it ideal for layering under moisturizers or sunscreen. Its antioxidant-rich formula also protects against free radical damage and environmental aggressors, helping your skin stay healthy and radiant over time.
💧 Key Benefits
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Brightens Dull Skin → Restores a healthy, radiant glow.
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Evens Skin Tone → Reduces the appearance of hyperpigmentation, dark spots, and acne scars.
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Gentle & Safe for Daily Use → Mild vitamin C suitable for sensitive skin.
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Antioxidant Protection → Shields skin from environmental stressors and free radicals.
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Lightweight & Fast-Absorbing → Non-sticky texture for smooth application under skincare or makeup.
🍃 Hero Ingredients
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13% Vitamin C (Ascorbic Acid Derivative) → Gentle brightening agent that fades blemishes, dark spots, and uneven pigmentation.
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Niacinamide → Supports an even skin tone, strengthens the skin barrier, and improves texture.
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Adenosine → Reduces signs of early aging and smooths fine lines.
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Botanical Extracts → Calm and soothe the skin while providing hydration and antioxidant benefits.
📌 Recommended For
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Sensitive skin looking for a gentle vitamin C serum
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Uneven or dull skin tone
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Hyperpigmentation, dark spots, and acne scars
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Daily brightening and antioxidant protection
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Anyone aiming for smoother, radiant skin
💚 Why Choose Cosrx The Vitamin C 13 Serum?
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Safe for Sensitive Skin → Mild formulation allows daily use without irritation.
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Effective Brightening → High-quality vitamin C derivative targets pigmentation and dullness.
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Hydrating & Lightweight → Absorbs easily without leaving residue.
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Backed by Cosrx Expertise → Developed for proven results with sensitive, acne-prone, or reactive skin types.
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Korean Skincare Innovation → Formulated to provide high-performance results with gentle care.
💡 How to Use
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Apply 2–3 drops to cleansed skin after toner and before moisturizer.
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Gently pat until fully absorbed.
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Use daily, morning and night.
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Always follow with sunscreen during the day to prevent UV-related discoloration.
❓ FAQ
Q: Can this serum be used with other actives like retinol or AHA/BHA?
A: Yes, but it’s best to layer on different days or use vitamin C in the morning and actives at night to avoid irritation.
Q: Will it cause irritation for sensitive skin?
A: Cosrx Vitamin C 13 Serum is formulated to be gentle and suitable for sensitive skin, but patch testing is recommended.
Q: How long until I see results?
A: Noticeable brightening and fading of dark spots can typically be observed within 4–6 weeks of consistent use.
🌟 Final Thoughts
Cosrx The Vitamin C 13 Serum 20ml is an ideal daily brightening solution for anyone seeking a gentle yet effective serum to target dullness, dark spots, and uneven skin tone. Lightweight, fast-absorbing, and safe for sensitive skin, it restores radiance, clarity, and smoothness while protecting your skin from environmental stress. Incorporate it into your skincare routine for brighter, healthier, and more luminous skin.
✨ Experience gentle brightening and visible improvement in your complexion with Cosrx The Vitamin C 13 Serum.




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