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Fragrance lactone

4-ETHYL-GAMMA-OCTALACTONE

CAS 68188-98-7
66

Safety score · 0–100

Fine

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

A creamy coconut-style lactone used as a fragrance ingredient at low levels. It is generally well tolerated within IFRA limits but carries typical fragrance sensitization considerations.

Skin benefits

  • Sweet creamy coconut-like fragrance note
  • Stable lactone widely used in flavor and fragrance
  • Effective at very low concentrations
  • GRAS-style support from flavor use

Known concerns

  • Possible sensitization in fragrance-sensitive users
  • Fragrance ingredient subject to IFRA usage limits
  • Limited dedicated cosmetic-specific safety review
  • Not appropriate as a standalone leave-on active

References

EU

EU CosIng database

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

Related fragrance lactones

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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.