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Humectant

PEG-7

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.

PEG-7 — a low-molecular-weight polyethylene glycol used as a humectant and solubilizer. Safe at cosmetic-grade purity, with the usual PEG-class dioxane caveat.

Skin benefits

  • Humectant and emollient PEG
  • Solubilizer for fragrance and actives
  • Skin conditioning
  • Decades of cosmetic use

Known concerns

  • Lower-MW PEG — slightly higher dioxane vigilance
  • Mild defatting at high levels
  • Primarily a processing aid

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.