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Emulsifier

STEARETH-16

CAS 9005-00-9 (Generic) Updated
65

Safety score · 0–100

Fine

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

About

An ethoxylated stearyl alcohol (16 EO units) used as an emulsifier. CIR-reviewed and considered safe in formula; PEG-class dioxane purity caveat applies.

Function

CLEANSINGSURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Non-ionic emulsifier
  • Cream/lotion stabiliser

Known concerns

  • 1,4-dioxane impurity if not stripped
  • Mild eye irritation in concentrate
  • Penetration enhancer

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.