Creatine has long been associated with gym routines and muscle-building, but interest in the supplement has expanded well beyond bodybuilding. As creatine becomes more mainstream, researchers and health experts are also looking at whether it may play a role in supporting brain health.

That growing attention comes from early research suggesting creatine may help with energy use in the brain. Because the brain has high energy demands, scientists are studying whether creatine could have benefits for cognition and overall brain function. The topic is still developing, and experts generally frame the evidence as promising rather than settled.

When it comes to the best time to take creatine for brain health, the available research does not appear to point to one clear winner. Rather than showing that a specific hour of the day is best, the discussion tends to focus more on taking creatine regularly. In other words, consistency may matter more than whether it is taken in the morning, afternoon or evening.

Experts also note that supplement use should be considered in the context of overall health habits, including diet, sleep and exercise. For people interested in creatine for brain health, the biggest takeaway is that research is ongoing, and timing alone is unlikely to be the deciding factor in how effective the supplement may be.