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Surfactant

C11-15 ALKETH-15 (FORMERLY C11-15 PARETH-15)

83

Safety score · 0–100

Good

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

A C11-15 fatty alcohol with 15 EO units — water-soluble enough to clarify gels and solubilize fragrances. Sits in the CIR-cleared alkyl-ether family with the routine trace-1,4-dioxane manufacturing caveat.

Function

SURFACTANT - EMULSIFYING

Skin benefits

  • Highly water-soluble emulsifier
  • Mild on skin and mucous membranes
  • Suitable for clear gel formulations
  • Solubilizes fragrance oils

Known concerns

  • Trace 1,4-dioxane requires supplier control
  • Slight foaming in shaken systems

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, so always read the physical product label and consult a healthcare professional for personal concerns.