GU Energy Gel Nutritional Supplements maintain blood glucose levels, delays physical and mental fatigue, prevents muscle damage, and aids in recovery. Features: Comprised of 85% complex carbs and 15% simple sugars Formulated with all 3 branched-chain amino acids (BCAAs): leucine, isoleucine, and valine Contains 100% RDV for natural vitamin E and C Contains histidine which buffers lactic acid accumulation