Humectant
PEG-100
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A mid-weight polyethylene glycol used as a humectant and solvent. CIR-reviewed safe in cosmetics for decades; the main flag is ensuring purification to control 1,4-dioxane.
Skin benefits
- Humectant and solvent
- Improves spreadability and feel
- Helps disperse actives
Known concerns
- Possible 1,4-dioxane traces in unpurified PEG
- Mild irritation only at very high % on broken skin
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related humectants
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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.