All allergens

Citronellol

Rose-like scent — regulated under EU Regulation 2023/1545 (expansion of declarable fragrance allergens from 26 to 81+).

CAS Number

106-22-9

EC Number

203-375-0

INCI Name

CITRONELLOL

Status

Declarable

Declaration thresholds (EU 2023/1545)

Leave-on products

0.100%

= 10 mg/kg (10 ppm)

Rinse-off products

1.00%

= 100 mg/kg (100 ppm)

Citronellol must be separately declared in the ingredient list (INCI) when its concentration in the finished product exceeds these values. Below the threshold, no separate mention is required.

Essential oils containing Citronellol

Typical concentration ranges (of the oil itself, not the finished product):

Example: at 1.5% lavender oil in a leave-on cream with linalool at up to 45%, the product contains up to ~0.68% linalool — far above the 0.001% threshold, so it must be declared.

Check your formula against Citronellol automatically

Upload your supplier PDFs and Allergen81 extracts every allergen, runs the threshold math (including pre-hapten grouping), and generates your INCI-compliant label.

Citronellol — FAQ

When does Citronellol need to be declared on a cosmetic label?

Under EU Regulation 2023/1545, Citronellol must be listed separately in the ingredient declaration (INCI) when its concentration in the finished product exceeds 0.100% in leave-on products or 1.00% in rinse-off products.

Which essential oils contain Citronellol?

Citronellol naturally occurs in: Rose Otto, Rose Absolute, Geranium Oil. Typical concentration ranges in these oils vary — always confirm with a supplier IFRA certificate or GC/MS report.