Whole Grain Nutrition Bar. Strawberry Crunch. PowerBar Harvest Whole Grain ENERGY bar is a great choice for use before or during moderate-intensity exercise and sports like climbing, hiking and skiing. Natural whole oats, along with 10g protein and 5g fiber deliver nutritious, long lasting energy and taste great! POWERBAR PERFORMANCE SYSTEM Designed to help athletes through all phases of athletic activity and competition. The PowerBar Performance System is an innovative three-step guide designed to help athletes and active people navigate through sports nutrition guidelines and product choices for key phases of exercise, and to provide more experienced athletes with the essential tools to optimize their personal sports nutrition program. BEFORE ACTIVITY start well hydrated-drink fluids before exercise. Start every workout properly energized. These PowerBar products prepare your body with the energy it needs to help perform your best. PowerBar Nut Naturals Energy and PowerBar Triple Threat Energy are also great for low/moderate-intensity exercise. DURING ACTIVITY Stay hydrated-drink fluids with electrolytes to prevent dehydration. Stay fueled by consuming carbs during exercise lasting more than one hour. AFTER ACTIVITY Re-hydrate to replace lost fluids and electrolytes. The first thirty minutes after a workout are critical. Help your body recover with these products designed to help replace energy stores and rebuild muscle tissue.