This herb has long been used in China and India for its joint health qualities. Curcumin, the color agent in turmeric, is thought to be the source of its pharmacological benefits in possibly reducing joint discomfort and enhancing the immune system.* Preservative and gluten free. No sugar, starch, artificial colors, artificial flavors, wheat, yeast or corn added. *This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.