Limonene
Caution
Official INCI name
A citrus scent molecule. Oxidises in air into compounds that commonly cause contact allergy.
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.
Also written as
Scans recognise it under every one of these names.
D-Limonene
“Limonene” is its name in the EU glossary of common ingredient names (no. 15374), the names labels in the EU must use. © European Union, EUR-Lex.