Dietary Supplement. Boosts Energy* Supports Endurance* Energize with EnerG* Natrol® EnerG is a unique blend of energizing ingredients to help boost your energy levels. EnerG offers the benefits of Taurine, Panax ginseng, Guarana, Caddeine, Inositol, Glucuronolactone, Vitamin C & B vitamins. These all natural nutrients support an active & healthy lifestyle*. No yeast, milk, soy, preservatives. 800-262-8765 *These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.