PEG polymer
PEG-5M
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
PEG-5M is a high molecular weight polyethylene glycol polymer used as a thickener and conditioning agent. It is generally well tolerated in cosmetics when manufactured under appropriate good quality controls.
Skin benefits
- High molecular weight PEG used as viscosity modifier
- Provides smooth slippery feel and stabilizes formulas
- Inert and non-irritating at typical use levels
- Compatible with a wide range of cosmetic ingredients
Known concerns
- PEG materials may contain trace ethylene oxide or 1,4-dioxane impurities
- Manufacturing quality controls determine safety level
- Penetration enhancer effect may amplify other ingredients
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related peg polymers
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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.