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Emulsifier

PEG-40 SORBITAN STEARATE

CAS 9005-67-8
78

Safety score · 0–100

Fine

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

A PEG-40 ethoxylated sorbitan stearate, a workhorse mild emulsifier in lotions and creams. CIR-reviewed safe; only PEG-purification matters for dioxane control.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Mild non-ionic emulsifier
  • Stabilizes oil-in-water creams
  • Solubilizes fragrances and oils
  • Low irritation profile

Known concerns

  • PEG-derived; possible 1,4-dioxane residue if poorly purified
  • Possible mild irritation in highly sensitive users
  • Limited transdermal absorption

References

EU

EU CosIng database

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

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Same plant / compound family

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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.