Miracle noodle’s shirataki rice a is a guilt-free, soy-free rice made from soluble fiber of the konnyahku imo plant. Each 8 oz. package contains about 2.3 three oz. Servings. Our shirataki rice is gluten-free, vegan, kosher and non-GMO. Use miracle noodles shirataki rice as a rice substitute in any dish and dramatically reduce calories and carbohydrates.