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Emulsifier

PEG-35 STEARATE

CAS 9004-99-3
70

Safety score · 0–100

Fine

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

A PEG-stearate emulsifier widely used in creams and lotions. Mild and well tolerated; standard PEG-class 1,4-dioxane purification is the main caveat.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Mild non-ionic emulsifier
  • Common in creams and lotions
  • Low irritation
  • Stabilizes oil-in-water systems

Known concerns

  • PEG ester — possible trace 1,4-dioxane
  • Penetration enhancer on damaged skin
  • Standard PEG purification required

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.