... .Applications:1.All kinds of flavoring: high grade specially fresh sauce, Oyster oil, Chicken Bouillon, cow carnosine, essence spice, all kinds ... of soy sauce, fermented bean curd, food vinegar and family seasoning and so on2.Meats, aquatic product processing: Put the yeast ... :0.6-1.0% natural brewers yeast extract powder for sauce to enhance flavor