In this SUPERFOOD bar, the goji berries are fortified with the healthy properties of guarana. Guarana extract stimulates the central nervous system, improves physical performance and endurance, and activates fat metabolism that’s important for sustained physical exercise or weight loss. This extract is recommended for all types of activities that demand high performance, physical and intellectual endurance, concentration, attention, and coordination. One more super ability under your belt! Eat this bar if you’re tired and need some extra energy and alertness.