Creatine is a molecule that occurs naturally in the body and can be synthesized in the kidneys, liver, and pancreas. It is used by athletes and bodybuilders to enhance performance during high-intensity short duration activities such as sprints or powerlifting. Creatine HCL is a form of creatine that has been converted into a more soluble form of creatine which is more water-soluble than creatine monohydrate.