

COSRX Advanced Pure Vitamin C 23 Serum 20 ml Renewal Edition
Next-day delivery · £1.99
Order by 2pm for same-day dispatch · FREE over £35
Standard UK DeliveryFREE — get it by Mon 26 Oct – Thu 29 Oct
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About this item
Key Features
- Brand: COSRX
- Product: Advanced Pure Vitamin C 23 Serum
- Volume: 20 ml
- Edition: Renewal Edition
- Active Ingredient: Pure Vitamin C (23% concentration) with antioxidant complex including Vitamin E and Glutathione
- Texture: Lightweight, non-sticky serum
- Formulation Note: Scent upgraded to-remove distinctive scent while maintaining Vitamin C potency
- Usage Guidance: Shake before use; apply 2–3 drops once or twice daily. For daytime use, follow with SPF 30+.
- Storage: After opening, refrigerate to minimise oxidation
- Patch Test: Recommended before first use
Usage & Safety
- Suitable for use around the eye area, avoiding direct contact with eyes
- Avoid concurrent use with highly concentrated peptide products or other high-strength actives; apply at different times of day
- Discontinue if irritation occurs and consult a healthcare professional
This product provides antioxidant support to the skin and is designed to brighten and improve radiance while keeping a lightweight finish. Store refrigerated after opening to help minimise oxidation.
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Condition Brand new
Free UK delivery · 3–5 days
Get it by Mon 26 Oct – Thu 29 Oct
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