Advanced Therapeutics Ribose Rx-Energy is a precisely calibrated nutritional formulation born from leading-edge scientific studies & clinical evaluation. Each mega-potency tablet provides pure D-ribose, a naturally occurring pentose monosaccharide, & AMP, an essential adenine nucleotide. Rx-Energy is a unique specialty formula designed for anyone concerned with promoting optimal energy levels. One tablet contains Ingredients: Ribose 1100 mg AMP (adenosine-5'-monophosphoric acid)1000 mcg Di-calcium phosphate, microcrystalline cellulose, silica, stearic acid & pharmaceutical glaze. These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.