After years of research and development, Dymatize has created "THE ULTIMATE" Pre and Post-Workout Product available in caplet form... XPAND™. Using the latest Cutting-Edge Technology, XPAND™ fuses Creatine Ethyl Ester, A-AKG and Glutamine-AKG to create the ultimate workout pump & post workout recovery. XPAND™ caplets use CRT™ a Controlled Release technology designed to deliver a signal to your muscles to grow and recover all day long.