
Fragrancehigh risk Common irritant
Lyral
INCI · Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde
Synthetic muguet (lily of the valley) fragrance. Member of Fragrance Mix II. Banned in EU cosmetics since 2019 due to high sensitization rate.
Why dermatologists flag it
ACDS-listed fragrance allergen — banned in EU cosmetics (2019)
Names to look for on labels
Lyral appears under any of these names — manufacturers choose between INCI, common, and local-language terms freely.
Hydroxyisohexyl 3-Cyclohexene CarboxaldehydeHICCHydroxyisohexyl 3-cyclohexene carboxaldehyde4-(4-hydroxy-4-methylpentyl)-3-cyclohexene-1-carboxaldehyde
Common product categories
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