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Humectant

PPG-9 GLYCERYL ETHER

CAS 25791-96-2 Updated
72

Safety score · 0–100

Fine

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

About

A propylene-oxide modified glycerin used as a humectant and conditioning agent. Holds moisture and improves spreadability. Generally well tolerated at cosmetic use levels.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Humectant — draws moisture into skin
  • Skin conditioning
  • Solvent for actives
  • Improves formula glide

Known concerns

  • Synthetic polymer — limited public safety data
  • Possible mild eye irritation
  • Some PPG residual monomer concern

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 — always read the physical product label and consult a healthcare professional for personal concerns.