Homosalate: effective % & pH 호모살레이트
⏱ 1 min read
⚡ Quick answer: Homosalate: effective concentration 10% has been the traditional ceiling; the EU has since lowered the level permitted in facial products, optimal pH typically 5.0–7.0 in the finished emulsion, evidence Strong. A filter list leaning heavily on homosalate is usually an older-style formula. Not unsafe, just not modern.
How much Homosalate actually works? Here's the dosage, pH and evidence — the formulator-level read behind the % on a Korean label.
| Effective % | 10% has been the traditional ceiling; the EU has since lowered the level permitted in facial products |
|---|---|
| Optimal pH | typically 5.0–7.0 in the finished emulsion |
| Evidence | Strong |
| Onset | immediate (on application) |
What the % on the label really means
A filter list leaning heavily on homosalate is usually an older-style formula. Not unsafe, just not modern.
⚠️ Ceiling: It is a weak filter, so high levels are common — which limits how much room is left for better ones.
Homosalate guide →How Homosalate works →
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✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed: 2026-08-23.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.