All I know is what is represented on their wetbise. Here's the basics* made of naturally water soluble fiber with no fat, sugar, or starch.* contain zero net carbohydrates and zero calories, no gluten -made of a healthy natural fiber called Glucomannan.* wheat & gluten free and kosher.* Easily absorbs the flavors of any soup, dish, or sauce.* are instant and come in a variety of styles* have shown beneficial effects backed by medical studies for Type II Diabetes, Constipation, Obesity, and Cholesterol!