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Emulsifier

C11-15 PARETH-9

CAS 173244-48-9
75

Safety score · 0–100

Fine

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

A higher-ethoxylate version of Pareth-5 — more water-soluble, used to create light, stable creams. Standard ethoxylated-emulsifier caveat on residual 1,4-dioxane purity.

Skin benefits

  • Higher-HLB emulsifier
  • Solubilizes oils
  • Stabilizes light creams
  • Standard PEG-type workhorse

Known concerns

  • Ethoxylated — 1,4-dioxane purification needed
  • Standard PEG-class precaution

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.