A preservation agent used in wines, ciders, and flavoured beverages. It kills unwanted yeasts and bacteria, preventing re-fermentation inside the bottle — without the need for heat treatment. It breaks down rapidly into carbon dioxide and methanol after use, leaving virtually no residue in the final product. EFSA considers it safe at authorised levels. The small methanol traces it leaves are well below any level of concern — similar amounts occur naturally in many fruit juices.
This additive is authorised to be used in the following 9 food categories:
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