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Emollient

PROPYLENE GLYCOL DIISOSTEARATE

CAS 68958-54-3 Updated
78

Safety score · 0–100

Fine

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

About

A propylene glycol di-ester of isostearic acid — a rich, cushion-feel emollient and emulsion stabilizer. Mild safety profile typical of glycol fatty-acid esters; broadly used in skincare.

Function

SKIN CONDITIONING - EMOLLIENT

Skin benefits

  • Rich, cushion-feel emollient
  • Stabilizes oil-rich emulsions
  • Plant-derived fatty acid base
  • Compatible with most actives

Known concerns

  • Possible mild comedogenicity in acne-prone skin
  • Possible mild irritation in propylene-glycol-sensitive users
  • Heavier feel than shorter glycol esters

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.