Rockstar® Roasted Light Vanilla Energy + Coffee. Guarana. B-vitamins. Taurine. Coffee + milk: Caffeine. Energy. Blended. 225mg caffeine per can. With other natural flavors. In each serving: taurine 1000mg, caffeine 120mg, inositol 25mg, l-carnitine 25mg, guarana seed extract 25mg, panax ginseng root extract 25mg, milk thistle extract 20mg. www.rockstarenergy.com. ©2007.