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Surfactant

PEG-36 CASTOR OIL

CAS 61791-12-6 Updated
67

Safety score · 0–100

Fine

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

About

A moderately ethoxylated castor oil (~36 mol EO) used as an emulsifier and surfactant in skincare. CIR-class safe at cosmetic levels; main caveat is potential 1,4-dioxane impurity from manufacturing.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Effective oil-in-water emulsifier
  • Mild on skin in rinse-off products
  • Solubilizes lipophilic actives

Known concerns

  • Trace 1,4-dioxane risk in unpurified grades
  • PEG environmental persistence
  • Functional, not active benefit

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.