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Potassium Metabisulfite
Potassium Metabisulfite (Potassium Pyrosulfite)E224preservative
FDA Status
ApprovedA sulfiting agent commonly used in winemaking and beer production as a preservative and antioxidant. Releases sulfur dioxide in acidic conditions.
Concerns
- •same sulfite sensitivity risks as other sulfiting agents
- •severe reactions possible in sulfite-sensitive asthmatics
- •mandatory allergen labeling required
CAERS Adverse Events
No adverse event reports found.
CAERS data is voluntary. Reports indicate correlation, not causation. About CAERS
International Status
European Union
approvedCanada
approvedCommonly Found In
winebeerciderdried fruitsfruit juices
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