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PEG emulsifier

PEG-23 OLEATE

CAS 9004-96-0
66

Safety score · 0–100

Fine

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

A polyethylene glycol ester of oleic acid used to emulsify and solubilize oily ingredients in cosmetics. It is considered safe in finished products when manufactured to standard cosmetic-grade purity.

Skin benefits

  • Non-ionic emulsifier and solubilizer for oils and fragrances
  • Provides stable oil-in-water emulsions
  • Mild, low-irritation surfactant in finished products
  • CIR has assessed PEG oleates as safe for cosmetic use

Known concerns

  • Possible 1,4-dioxane or ethylene oxide impurities if not purified
  • May increase skin permeability to other actives
  • Not recommended for use on broken or inflamed skin

References

EU

EU CosIng database

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

Related peg emulsifiers

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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.