Vegetarians and vegans should be aware that isinglass, which is produced from the swim bladders of sturgeon and other fish, is often used in winemaking as a fining agent. FAQs about BBC Food ...

McDonald's, and Pizza Hut. Isinglass, a gelatin-like substance collected from the bladders of freshwater fish like the sturgeon, is used in the clarification process of many beers and wines.

Since tempeh absorbs any flavors that it's cooked with, it can easily transform traditionally meat-based recipes into vegan ... casein, or isinglass, which is extracted from fish bladders.

Beer is usually filtered to remove unwanted debris, but occasionally it's fined as well, sometimes using animal products such as isinglass or gelatine. For this reason, vegetarians and vegans ...