TV for Performix: a supplement that boosts energy and enhances mental focus. John Cena delivers the idea that the most daunting competitor you’ll ever face - is yourself. And Performix gives you the edge to be your best you, everyday. As proof that the supplement helps you flex your mental muscle, Cena did a global version in Mandarin featuring his well developed brain. Disclaimer: Performix does not teach you Mandarin.