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Humectant

PEG-350

CAS 25322-68-3
72

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

Polyethylene glycol with average molecular weight 350 — a humectant and solvent used in creams, lotions, and pharmaceuticals. Mild and well tolerated; standard PEG purification rules apply.

Function

BINDINGSOLVENT

Skin benefits

  • Humectant and solvent
  • Mild and well tolerated
  • Used in creams, lotions, and pharmaceuticals
  • Low irritation profile

Known concerns

  • PEG ingredient — possible 1,4-dioxane and ethylene oxide trace
  • Penetration enhancer on damaged skin
  • Standard PEG purification required

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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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.