NOW Foods, Sports, D-Ribose Powder, 1 lb (454 g)

Energy Production5000 mgMuscle Fuel ATP ProductionGMP - Quality AssuredBioenergy RIBOSEInformed-Sport, Trusted by SportA Dietary SupplementInformed-Choice, Trusted by SportSteroid FreeVeganKosherNon-GMO Project Verified Ribose is a simple sugar that occurs naturally in all living cells. Ribose is the structural backbone of ATP, the primary form of energy used for cellular processes. Demand for ATP availability is especially critical in the heart and skeletal muscle and Ribose supplementation can help to maintain optimal energy levels in these tissues.