Miso master’s miso tamari is certified usda organic and gluten-free liquid essence of miso. Each 10 fl. Oz. Bottle contains 60 servings of 1 tsp. Each. Our miso tamari is verified non-gmo by the non-gmo project. We make our organic miso tamari the way tamari was originally made centuries ago. Tamari is pressed out of naturally fermented organic miso during its aging process.