Glucosamine sulfate is a naturally occurring amino sugar. Amino sugars are key constituents of larger compounds called glucosaminoglycans and glycoproteins‚ which enable cells in tissues to hold together. They are necessary for the construction and maintenance of virtually all connective tissues and lubricating fluids in the body - tendons‚ ligaments‚ cartilage‚ bone matrix‚ skin‚ joint fluid‚ intestinal lining‚ and mucous membranes. These statements have not been evaluated by the Food and Drug Administration (FDA). These products are not meant to diagnose‚ treat or cure any disease or medical condition. Please consult your doctor before starting any exercise or nutritional supplement program or before using these or any product during pregnancy or if you have a serious medical condition.