Applying traditional Japanese methods ,tempeh is naturally ferment .Tempeh is made from activated whole soybeans. This certified organic tempeh is proudly made in NZ, using only two natural ingredients. Tonzu tempeh is one of the few vegetarian sources of vitamin B12, is high in protein, and low in saturated fats, with absolutely no cholesterol. Store: 0-4oC. Consume within 3 days of opening or freeze Contains soy.