Isinglass has long been used to clarify cask beers without the need
for filtration. It still finds use today in the brewing industry to help
produce cask beers and remove yeast after primary fermentation, as well
as in a modern filter cellar. The unique shape of isinglass among
collagen gives it particularly useful characteristics as an aid to
yeast removal along with foam-positive attributes.
Keywords: Isinglass, Collagen, Fining, Stability, Gelatin,