Fragrance
HEPTANOIC ACID
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A medium-chain (C7) fatty acid used in fragrance compositions and as a starting material for esters. Mild irritant in concentrated form but very safe at compliant fragrance/ester-precursor levels.
Function
Skin benefits
- Used in fragrance for waxy/fatty notes
- Feedstock for cosmetic ester emollients
- Naturally occurring in some essential oils
Known concerns
- Skin and eye irritation at higher concentrations
- Strong rancid/sweaty odor at neat levels
- GHS skin/eye irritation classification
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related fragrances
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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.