Myth: You need to take creatine to get big, or, creatine is like steroids and will make you big. Fact: Creatine is one of the most popular supplements among gym bros. If you ask most people why they have creatine as a part of their supplementation regimen, you will hear some vague answers such as “it helps with gains” or “it increases strength.” To date, there has been no conclusive evidence that this is the case. In fact, many of the supplements that people swear by are not truly evidence based; only anecdotal evidence exists. These mystical supplements include creatine, glutamine, zinc, testosterone boosters, and (to a lesser extent) BCAAs. Here, I will break down what we do know about the more popular supplement, creatine.