Potential side effects caused by the popular exercise supplement creatine include weight gain, nausea, diarrhea, muscle ...

If your kidneys are healthy, you should have no problems with long-term use. If you have kidney damage or a kidney condition, ...

Here’s the simple version of how creatine works: Your muscles use adenosine triphosphate (ATP) for quick bursts of energy, but ATP runs out fast during intense exercise. Creatine helps regenerate ATP, ...

Medically reviewed by Mary Choy, PharmD Taking creatine close to workouts can enhance creatine loading in muscles.Consistent ...