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Emulsifier

CETETH-3

CAS 9004-95-9 / 4484-59-7 Updated
65

Safety score · 0–100

Fine

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

About

A cetyl-alcohol ethoxylate (3 ethylene oxide units) used as a nonionic emulsifier. Generally well-tolerated; main caveat is trace 1,4-dioxane from manufacturing if not stripped.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Stable emulsions
  • Smooth skin feel
  • Compatible with most actives

Known concerns

  • Trace 1,4-dioxane risk in unpurified grade
  • Mild penetration enhancement

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.