Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde
Avoid
Official INCI name
Lyral. A strong fragrance allergen banned in EU cosmetics since 2021.
What it does
Fragrance. Added for scent: perfume blends, essential oils and aroma chemicals.
Worth knowing
A known fragrance allergen — a common cause of contact allergy, which is why EU rules require it to be named on the label.
Can cause contact allergy that, once developed, returns on every exposure.
Also written as
Scans recognise it under every one of these names.
HICCLyral
“Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde” is its name in the EU glossary of common ingredient names (no. 13285), the names labels in the EU must use. © European Union, EUR-Lex.