Fragrance
METHYLHEXYLACETALDEHYDE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A branched-chain aliphatic aldehyde used as a citrus-floral fragrance. Aldehydes are a class with documented sensitization risk, so kept at trace levels.
Function
Skin benefits
- Aldehydic citrus-floral fragrance note
- Used at very low percentages
- IFRA-managed material
Known concerns
- Aldehydes are common skin sensitizers
- Possible mild irritation
- Limited cosmetic safety review for this isomer
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.