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Emulsifier

C20-40 ALKETH-3

CAS 251553-55-6 (generic)/97953-22-5 (generic)/246538-83-0 (generic)
65

Safety score · 0–100

Fine

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

A heavy long-chain ethoxylated alcohol used as a co-emulsifier and skin conditioner in rich creams. Generally mild; standard ethoxylation caveat applies.

Function

SURFACTANT - EMULSIFYING

Skin benefits

  • Wax-like emulsifier
  • Skin conditioning
  • Stabilizes high-oil systems

Known concerns

  • Ethoxylated — possible 1,4-dioxane trace
  • Heavy hydrocarbon backbone

References

EU

EU CosIng database

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

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Same plant / compound family

78
C20-40 ALKETH-3 (FORMERLY C20-40 PARETH-3)
Surfactant

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