Psyllium Whole Husks from Yerba Prima is a 100% natural fiber—mix it with juice, water, milk, soy or rice drinks. 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 sugar, artificial flavor or color, binders or fillers. Yerba Prima's products are made only from premium quality ingredients.