Delay Fatigue. Boost Power Output & Maximize Absorption. Support Increases in Strength Muscle Mass & Volume. Reduces Myostatin for Triggering Muscle Growth. Creatine: The Latest Info on Creatine: Creatine supplementation provides an extensive list of well known benefits which include improving explosive bouts of exercise, decreasing mystatic levels and increasing muscle mass without side effects when taken properly. However, there is a lot to creatine that you may not be aware of if you've heard of myostatin, then you know that it is a protein in the body discovered in 1997 that is responsible for regulating muscle growth by inhibiting it. Based on genetics, there are myostatin levels that vary from person to person that can cause one to be a world class bodybuilding and another a hard gainer. Creatine has also been used in hospital settings to help battle atrophy (muscle wasting) in patients.