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 all 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.* Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens. Caution: For adults only. Consult physician if pregnant/nursing, taking medicatioin, or have a medical condition. Keep out of reach of children. Bioenergy RIBOSE® is a registered trademark of Bioenergy Life Science, Inc. Use of ribose is licensed by Bioenergy Life Science, Inc. under U.S. Patents 6,159,942; ,218,366; 6,339,716, and other U.S. and foreign patents issued and pending. Do Not Eat Freshness Packet. Keep in Bottle. Store in a cool, dry place after opening. Please Recycle.