Thickener
PEG-180
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A high-molecular-weight polyethylene glycol used to thicken and solubilize. Safe at cosmetic-grade purity; the only real flag is keeping 1,4-dioxane traces low.
Skin benefits
- Water-soluble thickener
- Humectant and skin-conditioning
- Solubilizer for actives
- Low irritation profile
Known concerns
- High-purity grade needed to limit 1,4-dioxane traces
- Primarily a structural ingredient
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related thickeners
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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.