Cosrx - The Vitamin C 23 Serum (20ml)
Cosrx - The Vitamin C 23 Serum (20ml)
Overall Rating: 4.0 / 5 (average from multiple review sources, as of 8 Feb 2026)
Based on a total of 1,572 customer reviews from independent review platforms.
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Based on a total of 1,572 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
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£18.99
COSRX The Vitamin C 23 Serum 20g
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 12 Feb 2026)
Based on a total of 6,188 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 6,188 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£20.80
Delivery from £2.95
COSRX The Vitamin C 23 Serum 20ml - Fast UK Dispatch
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 7 Feb 2026)
Based on a total of 22,359 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,359 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 4 working days of receiving cleared payment.
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£23.00
Free Delivery
COSRX Pure Vitamin C 23% Serum with Vitamin E & Hyaluronic Acid, Brightening & Hydrating Facial Serum for Fine Lines, Uneven Skin Tone & Dull Skin, Korean Skincare, 0.7oz/20g
Overall Rating: 2.4 / 5 (average from multiple review sources, as of 12 Feb 2026)
Based on a total of 45,568 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 45,568 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
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£25.99
125.56 GBP/100.0 ml
Free Delivery
The Vitamin C 23 serum 20ml
Overall Rating: 4.0 / 5 (average from multiple review sources, as of 9 Feb 2026)
Based on a total of 171,361 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 171,361 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-3 days
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DIRECTebanking
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£28.00
Delivery from £2.95
CosRx The Vitamin C 23 Serum 20ml
Overall Rating: 4.5 / 5 (average from multiple review sources, as of 11 Feb 2026)
Based on a total of 6,064 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 6,064 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
9-12 days
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£28.00
Delivery from £4.95
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Cosrx - The Vitamin C 23 Serum (20ml) - Details
▶ Finding you the best price!
We have found 6 prices for Cosrx - The Vitamin C 23 Serum (20ml). Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
Cosrx - The Vitamin C 23 Serum (20ml) - Price Information
- Cheapest price: £18.99
- The cheapest price is offered by unineed.com . You can order the product there.
- The price range for the product Cosrx - The Vitamin C 23 Serum (20ml) is €£18.99to €£28.00 with a total of 6 offers.
- Delivery: The shortest delivery time is Unknown working days offered by unineed.com .
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<h4>Cosrx - The Vitamin C 23 Serum (20ml)</h4><p>Experience the transformative power of Cosrx - The Vitamin C 23 Serum, a potent skincare solution designed to brighten and rejuvenate your complexion. This lightweight serum is formulated with 23% pure Vitamin C, making it one of the most effective serums on the market. It targets dark spots, uneven skin tone, and signs of aging, delivering visible results while enhancing your skin's natural radiance. With its unique blend of ingredients, this serum stands out for its ability to provide both immediate and long-term benefits, making it a must-have in your skincare routine.</p><p><br></p><p><br></p><p><br></p><p><br></p><p><br></p><p><br></p><p><br></p><h4>Key Ingredients</h4><ul><li><strong>Vitamin C (23%):</strong> Brightens the skin, reduces dark spots, and promotes an even skin tone.</li><li><strong>Hyaluronic Acid:</strong> Provides deep hydration, plumping the skin and reducing the appearance of fine lines.</li><li><strong>Niacinamid
£18.99
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