Creatine is a chemical that is normally found in the body, mostly in muscles. It is made ... foods. Fish and meats are good sources of creatine. Creatine can also be made in the laboratory.
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... an ingredient in black tea, with ephedra and creatine might increase the risk of serious harmful effects. ... in an athlete who consumed 6 grams of creatine monohydrate, 400-600 mg of caffeine, 40-60 ...