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Some of the creatine from dietary sources forms creatine phosphate, an immediate high-energy source for muscle contraction and for energy use in other cells such as neurons. When extra creatine is taken as a supplement, more creatine phosphate is made in the cell and thus more energy can be stored. |
However, studies have not yet been able to demonstrate either long-term or short term creatine supplementation result in adverse health effects. Creatine supplementation utilizing proper cycling and dosages has not been linked with any adverse side effects beyond occasional dehydration due to increased muscular water uptake from the rest of the body. In fact, an increase in muscle mass and therefore body mass because of increased muscle hydration is the most widely accepted side effect of creatine supplementation.
High doses of supplemental creatine phosphate have, however, shown some side effects. Specifically, high powder creatine phosphate doses are reported by athletes to be associated with intestinal cramps, diarrhea, increased urination and muscle cramps. Muscle cramping, strains and tears are all anecdotal evidences that are not supported by scientific fact. Formation of kidney stones, gas and bloating are also anecdotal evidences not supported by research. Some concerns lie in the unknown effects of creatine supplementation on heart, as it is also a muscle. But this area too lacks research.
However, creatine phosphate supplementation in people suffering from other health disorders can prove fatal. For example, creatine supplementation is known to raise the creatine levels in individuals with an existing kidney problem. Therefore, creatine supplementation may not be wise for individuals with renal disease or dysfunction.More Articles :