Definition - What does creatine mean?
Creatine is a substance produced by the kidney and liver and then stored in the muscles in order to produce energy for the body. It can also be found in meat, fish, and eggs. Creatine is often taken as an oral sports supplement by athletes to increase strength and build lean body mass. It can be beneficial for high intensity physical activity such as sprinting.
SureHire explains creatine
Creatine that is stored in the muscles as creatine phosphate, which discharges energy during time of stress. This energy comes in the form of adenosine triphosphate (ATP), which supports cellular function throughout the body. Supplementation of creatine provides an increase in strength. It also has neuroprotective and cardioprotective properties and assists the liver, brain, and bones.
Creatine is found in most sports nutrition supplements and is accepted by the International Olympic Committee and professional sports associations. It is safe to use in recommended doses. Creatine supplementation is also used in the treatment of creatine deficiency syndromes, Parkinson's disease, diabetes, and chronic obstructive pulmonary disease.