Main image


Protofine Liquid is a food grade ready to use liquid product designed to promote the flocculation and precipitation of yeast and protein complexes during cold storage of beer and in cask beer applications.

Buy now
  • Get a quote

Protofine Liquid is a natural, plant-derived formulation with application potential in a wide range of alcoholic beverage applications. The active components of Protofine L have been widely used throughout the food industry for many decades.
Protofine L is comparable to traditional fining products (isinglass) in performance.

Benefits for the use of Protofine Liquid include:

-Vegan friendly

-Natural, plant-derived product

-Improved filtration performance

-Reduced cold storage time

-Improves beer haze and stability

General treatment rate for Protofine L is 0.5-2 pints/barrel. Protofine Liquid should be added during
transfer of beer from fermenter to cold
storage tank.