1: before. 2: during. With other natural flavor. Learn about the science behind PowerBar. PowerBar is backed by Nestle worldwide leadership in nutritional science. Fuel for optimum performance. PowerBar Performance Energy bars help meet the fueling needs of athletes competing at the highest levels of exercise intensity and duration. This bar is formulated with PowerBar C2Max dual source energy blend and 200 mg sodium - a key electrolyte lost in sweat that is associated with muscle cramping in some athletes. PowerBar Fuel System: Fueling victories every day in training & competition. Good food, good life. Good to Know: Did you know that consuming high quality protein within 1 hour after training can help build lean muscle? Good to Remember: This PowerBar Performance Energy bar has a dual source energy blend to deliver maximum fuel to muscles. See powerbar.com for the science. Good to Connect: Learn more about the science behind PowerBar. You're stronger than you think. For more information www.PowerBar.com. 100% recycled fiber.