Ancient Greek Olympians swore by beans to give them a competitive edge. Japanese sumo wrestlers rely on a protein-rich soup called chankonabe to get into peak condition.

And NBA all-stars Kevin Garnett, Carmelo Anthony, and Steph Curry credit their success to a pre-game PB&J. Throughout history, athletes have traditionally eaten something special they hope will give them an edge.

But is there any science behind these special drinks and diets—and will consuming them help those of us who are not destined for sporting glory, too?

Listen in this episode as we reveals the backstory behind such stadium staples as Gatorade and Muscle Milk—and the evidence for their efficacy.