Humectant
PEG-18
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A short-chain PEG (~18 ethylene oxide units) used as a humectant and emulsion helper. Long history of safe cosmetic use; flagged only for the standard PEG-class 1,4-dioxane purification caveat.
Skin benefits
- Humectant and mild solvent
- Improves texture and slip
- Helps stabilize emulsions
Known concerns
- Possible 1,4-dioxane traces if unpurified
- Minimal irritation at typical levels
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, so always read the physical product label and consult a healthcare professional for personal concerns.