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COSRX
The Vitamin C 23 Serum
serum · $$
A high-strength 23% pure vitamin C serum that brightens and targets dark spots.
A potent 23% vitamin C for dark spots and dullness on resilient skin.
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Buy on AmazonBest for
normalcombinationoily
May not suit
sensitive
Key ingredients
vitamin Chyaluronic acid
Learn about the ingredient
Pros
- High 23% vitamin C
- Strong brightening
- Targets dark spots
Limitations
- Can sting; not for beginners or sensitive skin
- AM use + SPF
- Store cool to limit oxidation
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