Question 1

What are the 56 new fragrance allergens that must be declared by July 2026?

Accepted Answer

Under EU Regulation 2023/1545, 56 new fragrance allergens were added to Annex III of Regulation 1223/2009. These include substances such as Menthol, Lavender Oil, Linalyl Acetate, Citral, Geraniol, Tea Tree Oil, and 50 others. New cosmetic products must declare these allergens on their labels by July 31, 2026. Existing stock produced before that date has until July 31, 2028.

Question 2

What is the EU allergen declaration threshold for cosmetics?

Accepted Answer

All 82 EU Annex III fragrance allergens must be declared on cosmetic labels when present above 0.001% (10 ppm) in leave-on products, or above 0.01% (100 ppm) in rinse-off products. These thresholds apply to both the original 26 allergens and the 56 new additions under Regulation 2023/1545.

Question 3

When is the EU allergen labeling deadline for cosmetics in 2026?

Accepted Answer

The key EU allergen labeling deadline is July 31, 2026. From that date, all new cosmetic products placed on the EU market must declare the 56 new fragrance allergens added by Regulation (EU) 2023/1545. A second deadline of July 31, 2028 applies to products already in stock before July 2026.

Question 4

How do I use this cosmetic allergen checker?

Accepted Answer

Type an ingredient name, INCI name, or CAS number into the search box to find it in the EU Annex III allergen list. Use the filter buttons to view all 82 allergens, the original 26 (Regulation 1223/2009), or the 56 new additions (Regulation 2023/1545). Results show the allergen's INCI name, CAS number, declaration thresholds, and compliance status.

EU Cosmetic Allergen Checker

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