Traditionally Brewed Imported Amber Glass Protected OCIA Certified Kosher Pareve Shoyu from Japan This Shoyu is a koji fermented traditional brew of whole foods, made as it has been for hundreds of years. American ally grown whole soybeans and wheat are aged for two years allowing koji enzymes and patient tending to create this sublime Shoyu soy sauce. Tamari soy sauce imparts its own flavor, while shoyu enhances and harmonizes the flavors in food, imparts bouquet and disappears. It is the essential soy sauce. Meticulous Eden tracking and audited records ensure purity.