Surfactant / PEG fatty acid ester
PEG-9 COCOATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A polyethylene-glycol-9 ester of coconut fatty acids used as a mild nonionic surfactant and emulsifier in cleansers and emulsion-based skincare products, well tolerated at typical formulation concentrations.
Function
Skin benefits
- Mild nonionic PEG ester of coconut fatty acids used for cleansing and emulsifying
- Generally well tolerated within typical use concentrations
- Water-soluble, supporting easy rinse-off in cleansing systems
- PEG fatty ester class has favorable CIR safety conclusions
Known concerns
- Potential 1,4-dioxane residue from ethoxylation if not purified
- CIR advises avoidance on damaged or compromised skin
- PubChem CAS 61791-29-5 covers multiple PEG-cocoate variants, exact toxicology varies
- Limited variant-specific SCCS opinion
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related surfactant / peg fatty acid esters
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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.