99% PURE EXCELLENT QUALITY IN BEST POLY BAG.They are used to relieve constipation, irritable bowel syndrome, and diarrhea. They are also used as a regular dietary supplement to improve and maintain regular GI transit. The inert bulk of the husks helps provide a constant volume of solid material irrespective of other aspects of the diet or any disease condition of the gut. Some recent research[1] has shown they may be effective in lowering cholesterol[2] and controlling certain types of diabetes.[3]