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Emollient

C20-40 ISOALKANE (FORMERLY C20-40 ISOPARAFFIN)

82

Safety score · 0–100

Good

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

A long-chain synthetic isoalkane used as an occlusive emollient and oil thickener. Part of the CIR-reviewed isoparaffin class judged safe at cosmetic use levels.

Skin benefits

  • Heavy, occlusive emollient
  • Acts as a stable thickener for oils
  • Long-chain resists oxidation

Known concerns

  • Heavy feel may not suit acne-prone skin
  • Petroleum-derived feedstock

References

EU

EU CosIng database

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

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Same plant / compound family

78
C20-40 ISOALKANE
Emollient

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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.