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UV Filter

ETHYL UROCANATE

CAS 27538-35-8 Updated
55

Safety score · 0–100

Moderate

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

An ester of urocanic acid that absorbs UV light. Not on the EU approved UV filter list and the urocanic acid family has raised photoimmunosuppression questions, so we err cautious.

Function

SKIN CONDITIONINGUV ABSORBER

Skin benefits

  • UV-absorbing chromophore for some sun-related claims
  • Skin conditioning

Known concerns

  • Trans-urocanic acid family raised photoimmunosuppression questions in older studies
  • Limited modern cosmetic safety review
  • Not on EU Annex VI approved UV filter list

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related uv filters

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.