Emulsifier
PEG-4 OLEATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A small PEG (4 ethoxy units) joined to oleic acid. Mild emulsifier and emollient that helps oils mix with water; safe at cosmetic levels with purified grade.
Function
Skin benefits
- Mild non-ionic emulsifier and emollient
- Solubilises oils into water phase
- Skin-feel modifier in creams and lotions
- Generally low irritation
Known concerns
- PEG chemistry — residual ethylene oxide and 1,4-dioxane possible if unpurified
- Use cosmetic-grade only on broken skin
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related emulsifiers
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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.