An innovative, natural Active Dry Yeast production process called YSEO® - yeast security and optimization - is now available after many years of research by Lallemand and the Washington State University (USA).

The following video explains the concept from the R&D point of view : why Lallemand has improved the production process, how YSEO has been conceived, the development and the validation of the process and the field trial phase in France, Italy and US.