People use creatine to improve athletic performance and increase muscle mass, but the potential benefits of creatine as a health supplement are vast. Learn more here. Creatine is a natural compound in your body that helps make energy for your muscles. Learn how creatine supplements may improve athletic performance, muscle growth, and other health conditions, and what are the possible risks and precautions. Creatine is popular for muscle growth, but it’s not risk-free. Learn the potential side effects and how to use it safely, based on scientific research. Creatine monohydrate is a popular supplement primarily taken to enhance muscle strength and power. However, it may provide other health benefits.