Mustard (Mustard seeds and products) is a regulated major allergen in Canada that must be clearly declared. Mustard IS a Canadian priority allergen and must be declared — a trap for US labels imported into Canada.
Mustard must be declared on food labels in Canada as a regulated allergen. This includes the allergen itself and any derivatives. Canada's Enhanced Labelling Regulations require priority allergens — including mustard and sulphites at 10 ppm or more — to be declared in the ingredient list or a "Contains" statement, in both English and French.
LabelGuard scans your label for mustard and all its derivatives including: Mustard seeds, Mustard powder, Prepared mustard, Mustard flour.
Start Your Compliance CheckCommon hidden sources include: Mustard seeds, Mustard powder, Prepared mustard, Mustard flour.
Yes, mustard is a regulated major allergen in Canada that must be declared. Mustard IS a Canadian priority allergen and must be declared — a trap for US labels imported into Canada.
Canada's Enhanced Labelling Regulations require priority allergens — including mustard and sulphites at 10 ppm or more — to be declared in the ingredient list or a "Contains" statement, in both English and French.
Last updated: 2026-07-20
Disclaimer: This information is for guidance only and does not constitute legal advice. Always consult official regulations and seek professional legal advice for specific compliance questions.
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