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Emulsifier

C11-15 PARETH-40

CAS 173244-48-9
70

Safety score · 0–100

Fine

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

An ethoxylated alcohol used as a nonionic emulsifier and solubilizer in clear cosmetic bases. Considered safe at typical levels with proper PEG purification.

Skin benefits

  • Strong solubilizer
  • Stable clear formulations

Known concerns

  • 1,4-dioxane trace possible
  • Not readily biodegradable

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.