• Skua@kbin.social
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      9 months ago

      It’s isinglass rather that sulphites that makes a lot of beer and wine non-vegan. It’s a type of collagen made from certain fish (not usually crustaceans, so far as I know) that makes the yeast suspended in the liquid sink and coalesce into a sediment that can be removed. If you try homebrewing you’ll find that your own produce is hazy unless you use isinglass, although it doesn’t significantly change the taste

    • Leeks@kbin.social
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      9 months ago

      It’s not the sulphites, but the chitosan that acts as a clarifier that comes from shrimp shells and makes it not vegan.