 And you might want to consider taking these specific nutrients. Now, creatine is something that has been around for years. There's over 5,000 studies for creatine, all right? And creatine has been proven to be beneficial for muscle strength, endurance, for the brain, for cognitive ability. All pro athletes should be on it because it helps reduce the chance of concussions and concussion syndrome. It's actually beneficial for people with TBI, traumatic brain injuries.