Sulphur Dioxide is permitted but requires specific warning statements in European Union: declare as "sulphur dioxide (E220)" with the required warning: Sulphur dioxide / sulphites are a major allergen requiring emphasis when present at >10mg/kg or >10mg/L SO2 equivalent.
Sulphur dioxide (E220) and sulphites are preservatives and antioxidants used in dried fruit, wine, fruit juices, and processed potato products. In European Union, Sulphur Dioxide is regulated under FIC Regulation 1169/2011 as a food preservative. Regulation (EU) 1169/2011: sulphur dioxide and sulphites are a major allergen when present above 10mg/kg. Must be declared by name with emphasis (bold/caps) in the ingredient list. Below 10mg/kg, declaration is not required as an allergen but must be declared as an additive if intentionally added.
LabelGuard scans your label for Sulphur Dioxide and all its common names (E220, SO2, Sulfur dioxide, Sulphites) to verify correct declaration, required E-numbers, and mandatory warning statements under EU rules.
Start Your Compliance CheckSulphur dioxide (E220) and sulphites are preservatives and antioxidants used in dried fruit, wine, fruit juices, and processed potato products. It commonly appears in: Dried apricots, Wine, Beer, Fruit juices, Sausages.
Sulphites are treated like an allergen in every major market: above 10 mg/kg or 10 mg/L they must be declared on the label because they can trigger asthma attacks and bronchospasm in sensitive people. EFSA’s 2022 re-evaluation flagged the need to reduce overall dietary exposure.
Declare as "sulphur dioxide (E220)" in the ingredient list. A mandatory warning must also appear: Sulphur dioxide / sulphites are a major allergen requiring emphasis when present at >10mg/kg or >10mg/L SO2 equivalent. Regulation (EU) 1169/2011: sulphur dioxide and sulphites are a major allergen when present above 10mg/kg. Must be declared by name with emphasis (bold/caps) in the ingredient list. Below 10mg/kg, declaration is not required as an allergen but must be declared as an additive if intentionally added.
Sulphur Dioxide may appear under the following names: E220, SO2, Sulfur dioxide, Sulphites, E221-E228 (sulphite salts). Common hidden sources include: Dried apricots, Wine, Beer, Fruit juices, Sausages, Pickled vegetables, Shrimp.
Requires mandatory warnings in: EU, UK, US, Canada, Australia.
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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