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Surfactant

C11-13 ALKETH-9 (FORMERLY C11-13 PARETH-9)

CAS 308060-94-8 (generic)
83

Safety score · 0–100

Good

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

A C11-13 alcohol with 9 EO units — a balanced non-ionic surfactant for mild cleansing and emulsification. Sits in the same safe class as the closely related Pareth-9/-10 grades.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Mild cleansing
  • Effective emulsification
  • Low irritation
  • Good rinse-off

Known concerns

  • Trace dioxane caveat
  • Possible mild eye irritation at higher %

References

EU

EU CosIng database

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

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AVOCADAMIDOPROPYL BETAINE
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C11-13 PARETH-9
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C11-15 ALKETH-15 (FORMERLY C11-15 PARETH-15)
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C11-15 ALKETH-9 (FORMERLY C11-15 PARETH-9)
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C12-13 ALKETH-15 (FORMERLY C12-13 PARETH-15)
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Same plant / compound family

68
C11-13 ALKETH-9
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.