Creatine Monohydrate- Creatine is a naturally occurring compound that is formed in the various organs of the body, such as the pancreas, kidneys and the liver. Through the bloodstream it is transported to the muscles in the body. Creatine helps in building lean muscle mass and is extremely important to people who are into body building. Creatine monohydrate is a well known supplement that is used by a large number of athletes. Creatine monohydrate also has the ability to release the reserves of energy stored in the muscular tissues, thereby making it extremely important to athletes. Creatine, however, does have side effects that can cause cramps in the stomach, vomiting and dehydration, due to its ability to draw out water from the cells in the muscular tissue.