PEG fatty acid ester surfactant
PEG-120 STEARATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
PEG-120 stearate is a high molecular weight emulsifier and thickener used in cleansers and creams. It is mild and effective, with safety dependent on tight control of ethoxylation impurities.
Skin benefits
- Effective non-ionic surfactant and viscosity modifier
- Acts as a gentle thickener in surfactant systems
- Improves foam quality in cleansers
- Compatible with a wide pH range
Known concerns
- PEG materials may carry trace ethylene oxide or 1,4-dioxane
- Requires reputable supplier with purity control
- Limited biodegradability profile
- Not preferred for broken or compromised skin
References
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, so always read the physical product label and consult a healthcare professional for personal concerns.