Jumpstart your run with Nuun Energy. Nuun packed its Energy formula with organic green tea, ginseng, B vitamins and electrolytes to give you the juice you need for your workout. Flavors like Berry Blast and Ginger Lime Zing make it easy to drink. With 80mg of caffeine and only 2g of sugar, Nuun Energy will give you a boost before your miles or any time of day.