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N-HEPTADECANE

CAS 629-78-7
90

Safety score · 0–100

Excellent

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

About

N-Heptadecane is a cosmetic ingredient used in product formulations. Its specific function may vary between products. Exercise caution due to limited available safety data.

N-Heptadecane (C17H36) is a naturally occurring saturated alkane found in plant waxes and essential oils. It is listed in EU CosIng and has no restrictions in any cosmetic annex. As a saturated hydrocarbon, it is chemically inert, not metabolized to toxic intermediates, and shows no toxicity in standard cosmetic safety assessments. It is commonly present as a trace component in fragrance compositions.

Skin benefits

  • Acts as an occlusive emollient, reducing transepidermal water loss
  • Contributes to product texture and as a fragrance component

Known concerns

  • Generally recognized as safe; no significant toxicological concerns at cosmetic use levels

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.