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Surfactant

PEG-40 HYDROGENATED CASTOR OIL ISOSTEARATE

Updated
66

Safety score · 0–100

Fine

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

About

A PEG-40 hydrogenated castor oil esterified with isostearic acid; a mild nonionic solubiliser. Generally well tolerated, with the usual ethoxylate dioxane caveat.

Function

SURFACTANT - EMULSIFYINGVISCOSITY CONTROLLING

Skin benefits

  • Nonionic emulsifier/solubiliser for fragrances and oils
  • Mild on skin compared to anionic surfactants
  • Common in clear gels and micellar systems

Known concerns

  • Ethoxylated PEG — residual 1,4-dioxane control needed
  • Mild eye irritation potential
  • Environmental persistence considerations

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.