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Humectant / solvent

PPG-7

CAS 25322-69-4
78

Safety score · 0–100

Fine

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

A short-chain polypropylene glycol used as a gentle humectant and solvent in lotions. CIR safety panel cleared it up to 50 percent, so typical use levels are far below any concern.

Skin benefits

  • Acts as a mild humectant and skin conditioning agent
  • Serves as a solvent that helps disperse other actives evenly
  • CIR-reviewed as safe up to 50% in cosmetic formulations
  • Improves the spread and texture of lotions and serums

Known concerns

  • May contain trace propylene oxide impurities from manufacturing
  • Petrochemical origin is not aligned with natural or organic standards
  • Can be mildly irritating on broken or compromised skin

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.