INCI name

LIMONENE

Limonene

A fragrance substance from citrus oils, labelled as an allergen above set thresholds.

What it is

Limonene is a fragrance substance found in citrus peel oils. It is one of the fragrance allergens that EU rules require to be named above set thresholds. Like linalool, it can form sensitising oxidation products on exposure to air.

Where it is used

Perfumed products, products with citrus essential oils, cleaners.

Limits of interpretation

The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.

Its presence on the label means it is above the labelling threshold; it does not mean the product will cause a reaction.

Functions

Deodorant
Reducing and/or eluminating unpleasant odour. Contributing against the formation of malodour on body surfaces.
Solvent
Dissolving other components of cosmetics. Solvents are usually liquids (aqueous and nonaqueous).
Perfuming
Used for perfume and aromatic raw materials.

EU regulation

EU · Annex III, entry 881-methyl-4-prop- 1-en-2-yl- cyclohexene; dl-limonene (racemic); Dipentene (R)-p- mentha-1,8-diene; (d-limonene); (S)-p- mentha-1,8-diene; (l-limonene);
As of
3 November 2026 · (EU) 2023/1545

Safety Gate alerts (EU)

16 alerts about dangerous cosmetics in the EU mention this substance. An alert concerns a specific product, usually one that breaks EU rules.

See all alerts →

Products with this ingredient (5968)

Check a full ingredient list