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Emulsifier

PEG-20 HYDROGENATED CASTOR OIL TRIISOSTEARATE

CAS 188734-82-9
78

Safety score · 0–100

Fine

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

An ethoxylated castor-oil ester used as an emulsifier and viscosity controller. Generally safe at cosmetic levels, but PEG-class ingredients should be purified to limit trace 1,4-dioxane residues.

Function

SURFACTANT - EMULSIFYINGVISCOSITY CONTROLLING

Skin benefits

  • Stabilizes emulsions
  • Improves spreadability
  • Light non-greasy after-feel

Known concerns

  • Trace 1,4-dioxane possible without purification
  • Mild penetration enhancer

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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PEG-20 HYDROGENATED CASTOR OIL
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PEG-20 HYDROGENATED CASTOR OIL ISOSTEARATE
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PEG-20 HYDROGENATED DIMER DILINOLEATE
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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.