* Doctor Recommended * For Regularity * For Heart Health * All Natural Fiber Supplement This product contains zero net carbs - 100% natural fiber. Yerba Prima has pioneered significant advances in health enhancing products, including natural dietary fiber, internal cleansing and standardized herbs. Quality Assurance: Yerba Prima"s products are pure and natural and are made only from premium quality ingredients. Doctors recommend Psyllium Husks fiber for people eating low carb diets. Psyllium Husks are the strongest natural dietary fiber for promoting regularity and supporting heart health. Yerba Prima Psyllium Husks are gluten free, with no added sweeteners, colors or additives.