Shoyu, traditionally made from wheat and soy protein, has been produced in Japan for over 1,500 years, following its introduction from mainland China. For restoration of extracellular protein, the first separation of product from producing organisms is completed by centrifugation or membrane filtration. It is for this reason that manufacturing directions be specific, with maximum filtration pressures given. Process Types 1. Extraction and Isolation 1. Filtration -Ultrafiltration is often used to remove the specified product from the cell debris. The typical isolation of BDP needs to be of the identical management as the setting used amino acids supplier for food industry the formulation of the solution previous to sterilization and filling.