Key ingredients
4.2/5
15% niacinamide is the main active in this rosacea serum.
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Niacinamide 15 Serum
$19.98
COSRX 15% niacinamide is stronger than starter serums — only if you already know niacinamide does not flush your rosacea-prone skin.
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The Edyt Score
4.2 / 5.0
Targets
3.9/5
This rosacea serum is a 15%.
Formula standards
4.2/5
The formula is a 15%.
The verdict
COSRX 15% niacinamide is stronger than starter serums.
Compare against similar products
Side-by-side vs 6 near substitutes (The Ordinary, Paula's Choice, La Roche-Posay, Avène, Complete Skin Solutions, and Good Molecules) — best for, key actives, texture, skin fit, Edyt score, and notes. Swipe sideways to compare.
| Pick | |||||||
|---|---|---|---|---|---|---|---|
| Best for | COSRX 15% niacinamide is stronger than | The Ordinary Azelaic 10% is the default | Paula’s Choice 10% Azelaic Booster is | LRP Toleriane Dermallergo is | Avène Vitamin Activ Cg is | Phyto-style corrective gels are | Good Molecules Discoloration Correcting |
| Key actives | 15% niacinamide | Azelaic acid | Azelaic acid | Soothing complex | Vitamin C · Niacinamide | Botanicals · HA | Niacinamide · TXA |
| Texture | Rosacea serum | Rosacea serum | Rosacea serum | Rosacea serum | Rosacea serum | Rosacea serum | Rosacea serum |
| Skin fit | — | — | — | Sensitive | — | — | — |
| Edyt score Methodology: The Edyt Score reflects ingredient profiles, concentration, and formulation standards. It is separate from crowd-sourced user reviews. | 4.2 | 4.7 | 4.6 | 4.5 | 4.4 | 4.3 | 4.3 |
| Notes | 15% · K-beauty | 10% azelaic · Value | Booster · 10% | Clinical · Fragrance-conscious | Avène · Brightening | Phyto · Gel | Budget · Tone |
| $ / size | $19.98 | $12.20 | $42.00 | $31.97 | $36.00 | $27.99 | $11.95 |
| Shop | Buy on AmazonThis page | Buy on AmazonProduct page | Buy on AmazonProduct page | Buy on AmazonProduct page | Buy on AmazonProduct page | Buy on AmazonProduct page | Buy on AmazonProduct page |
FAQ
Who is Niacinamide 15 Serum best for?
COSRX 15% niacinamide is stronger than starter serums — only if you already know niacinamide does not flush your rosacea-prone skin.
How did Edyt Beauty score this rosacea serum?
Edyt Beauty rates Niacinamide 15 Serum 4.2 out of 5 from the ingredient list, who it is for, and how the formula is built. That is separate from crowd-sourced user reviews.
How does it compare to similar products?
The compare table above stacks Niacinamide 15 Serum against near substitutes for the same shopping job, including picks from The Ordinary, Paula's Choice, La Roche-Posay, Avène, Complete Skin Solutions, and Good Molecules. For more from the same brand, see More from COSRX below.
Where can I buy it?
Shop Niacinamide 15 Serum with the Buy on Amazon button when it is available. We may earn a commission from qualifying purchases. Prices and availability can change. You can also find it in our guide to Best Serums for Rosacea.
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La Roche-Posay
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Complete Skin Solutions
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Good Molecules
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