That’s how I found myself, earlier this summer, putting a safe-enough-looking black plastic tub of micronized creatine monohydrate powder in my Amazon cart. “I’m a big, big proponent of creatine,” Fredericson said. There are even some early studies, Fredericson told me, that suggest creatine could be helpful in the treatment of Alzheimer’s disease, though he cautioned there aren’t enough studies to say so conclusively. I was reminded of the main downside of taking creatine: You kind of have to take it forever. To achieve the arms that launched a thousand home-workout magazine articles, you need a lot more than creatine and CrossFit.)

Source: CNN January 03, 2026 15:49 UTC