Safety of Different Forms of Creatine

Inclusion Criteria: * Apparently healthy * At least 6 months immediate prior history of resistance training including bench press and leg press or squat Exclusion Criteria: * A history of treatment for metabolic disease (i.e., diabetes), hypertension, hypotension, thyroid disease, arrhythmias and/or cardiovascular disease * Use of prescription medication (birth control is allowed) * Pregnant or nursing or plan to become pregnant during the next month * Creatine or nitrate use in the last eight weeks * History of smoking * History of drinking (i.e., 12 drinks per week or more) * Use of nonsteroidal anti-inflammatory drugs (NSAIDs) including ibuprofen (Advil, Motrin, Nuprin, etc.), indomethacin (Indocin), naproxen (Aleve, Anaprox, Naprelan, Naprosyn), piroxicam (Feldene)