Emulsifier
PEG-90 GLYCERYL ISOSTEARATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A PEG-based emulsifier that helps oils mix into water. Generally well-tolerated, but the PEG family can carry trace 1,4-dioxane if not purified. Cosmetic grades are usually fine.
Function
Skin benefits
- Mild emulsifier and solubilizer
- Helps dissolve oils into water phases
- Smooth skin feel
- Low sting on most skins
Known concerns
- PEG grade can carry trace 1,4-dioxane if not purified
- Mild irritation in sensitive users
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.