Health Canada is phasing in fragrance allergen disclosure on the CNF and the label. Here is what List 1 and List 2 mean, and the two dates that decide when each one binds you.
Your supplier's safety data sheet listing only parfum is normal, not a stonewall, and there is a specific way to get the real data.
How to pull real allergen percentages out of a fragrance house's IFRA certificate so your Canadian allergen labeling is actually correct.
What to actually ask your fragrance supplier for, and what a compliant allergen declaration document needs to contain before you can file it.
How synthetic fragrance oils and natural essential oils each get declared differently on a handmade soap ingredient list.
Why clove oil, geraniol, and linalool are not interchangeable on a label, and how to translate common allergen names into the INCI form regulators expect.
Cinnamon bark and clove oil are among the most sensitizing fragrance materials, driven by high cinnamal and eugenol content.
A walkthrough of what's actually on an IFRA conformity certificate and how its category limits connect to allergen disclosure duties.
How linalool, limonene, and citral hiding inside lavender or citrus oils trigger mandatory EU allergen declarations.
Where fragrance allergen disclosure actually shows up on Canada's Cosmetic Notification Form, and how the two 2026 deadlines change what you file.
Coumarin's warm, sweet fragrance sources like tonka bean, and why it needs allergen disclosure separate from any unrelated ingestion concerns.
MIT's rinse-off restriction is tighter than most preservatives, and leave-on use is effectively unworkable. Here is what soap and wash makers need to check.
Why essential oil safety data sheets look different from synthetic ones, especially for natural allergen content and CAS listings.
A pre-purchase workflow for soap and candle makers to screen a fragrance oil's allergens and restricted components before committing.
How rinse-off status and real fragrance load change your allergen math and label for cold process soap under Canada's new rules.