Fragrance
ALPHA-METHYL-ALPHA-IONONE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
An ionone-family ingredient (related to alpha-isomethyl ionone) used for iris-violet fragrance. Recognized fragrance allergen on EU labelling lists; safe at IFRA-restricted trace levels.
Function
Skin benefits
- Iris-violet fragrance note
- Long-established perfumery ingredient
- Stable in formula
Known concerns
- Alpha-isomethyl ionone is an EU-labelled fragrance allergen
- Skin sensitizer for fragrance-reactive users
- IFRA category-specific limits
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, so always read the physical product label and consult a healthcare professional for personal concerns.