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Solvent

PEG/PPG-26/31 COPOLYMER

CAS 9003-11-6 (generic)
77

Safety score · 0–100

Fine

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

A balanced PEG/PPG block copolymer (26 EO + 31 PO) used as a versatile solvent and texture modifier in cosmetic formulations. Strong cosmetic safety record at properly purified grades.

Function

SOLVENT

Skin benefits

  • Versatile solvent for hydrophilic and lipophilic ingredients
  • Improves product texture
  • Reduces formulation tackiness
  • Good skin compatibility

Known concerns

  • Trace 1,4-dioxane possible at non-pharmaceutical grade
  • Mild eye irritation in rinse-off concentrations

References

EU

EU CosIng database

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

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Solvent

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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.