MARUKOME Soybean Lab Soybean Flour Curry Roux 120g A gluten free curry roux made with soy flour instead of wheat flour. The sugar content is 25% lower than that of regular curry roux. Since it is a powder type, you can enjoy various dishes with reduced sugar content other than curry. In addition to being gluten-free and high in protein, it is rich in dietary fiber. It comes with the “low carb mark,” which indicates that the product is tasty, enjoyable, and of appropriate sugar content.