Fragrance lactone
4,6-DIMETHYL-PYRAN-2-ONE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A delta-lactone fragrance molecule with sweet, creamy nuances used at trace levels in skincare and cosmetic perfumes. RIFM-assessed for typical fragrance use levels with no major flags.
Skin benefits
- Pleasant lactone aroma used to round out fragrance accords
- Effective at trace fragrance levels
- Reviewed under RIFM safety assessment program
Known concerns
- Fragrance ingredient with potential for skin sensitisation in susceptible users
- May cause irritation if formulated at high concentrations
- Not appropriate for fragrance-free formulations
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related fragrance lactones
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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.