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Emollient

ETHYL ARACHIDONATE

CAS 1808-26-0 Updated
72

Safety score · 0–100

Fine

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

About

An ethyl ester of arachidonic acid (omega-6 PUFA), used as a barrier-lipid-mimicking emollient. Likely safe at cosmetic levels, but extreme oxidation sensitivity is a real formulation caveat.

Function

SKIN CONDITIONING - EMOLLIENT

Skin benefits

  • Skin-essential omega-6 fatty acid ester
  • Supports barrier lipid composition
  • Lightweight emolliency

Known concerns

  • Highly polyunsaturated — strongly oxidation-prone
  • Oxidation products can be pro-inflammatory
  • Requires robust antioxidant system in formula
  • Sparse cosmetic-specific safety data

References

EU

EU CosIng database

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

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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.