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Synthetic Ester Emollient

TRIMETHYLHEXYL PROPIONATE

CAS 68991-95-7
78

Safety score · 0–100

Fine

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

Branched-chain propionate ester used as a dry-feel emollient and solvent for sunscreen actives and pigments. Generally well tolerated on skin, though its published safety dossier is thinner than for common esters.

Function

PERFUMING

Skin benefits

  • Lightweight emollient and skin-feel modifier
  • Improves spreadability of oils and silicones
  • Non-greasy alternative to heavier esters

Known concerns

  • Sparse published human safety data
  • Potential mild eye irritation in concentrated form
  • Not extensively assessed by CIR

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.