Homosalate vs Ethylhexyl Methoxycinnamate (Octinoxate): which Korean skincare ingredient?
Homosalate vs Ethylhexyl Methoxycinnamate (Octinoxate): Homosalate leans toward sun damage & photoageing, while Ethylhexyl Methoxycinnamate (Octinoxate) targets sun damage & photoageing. Can you use both? Yes — they layer well together.
| Homosalate | Ethylhexyl Methoxycinnamate (Octinoxate) | |
|---|---|---|
| What it is | A weak UVB filter that earns its place mainly by dissolving stronger ones — a lot of sunscreen chemistry is really solvent chemistry. Ten percent was the traditional ceiling; the EU has since lowered the level allowed in facial products after reviewing it. If you are pregnant and would rather avoid it, mineral or newer-filter sunscreens are easy alternatives. Ask your doctor. | For decades the default UVB filter in Asian sunscreens, and still very common in Korean formulas. Market ceilings differ, roughly 7.5 to 10 percent depending on where you are. It is not photostable on its own and gives almost no UVA cover, so what sits beside it in the filter list matters more than the filter itself. |
| Best for | Sun damage & photoageing | Sun damage & photoageing |
| When to use | AM | AM |
Which should you choose?
Choose Homosalate if your priority is Sun damage & photoageing; choose Ethylhexyl Methoxycinnamate (Octinoxate) for Sun damage & photoageing. Many Korean routines use both — yes — they layer well together.
Homosalate guide →Ethylhexyl Methoxycinnamate (Octinoxate) guide →
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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.