GU Roctane Energy Gel - Blueberry-Pomegranate, Box of 24ROCTANE Energy Gel contains 3x the branched chain amino acids (BCAA's) and 2x the electrolytes compared to GU's original Energy Gels Contains the amino acids taurine (to help maintain heart contractility and improve cardiac output during long exercise sessions) and beta alanine (to help promote formation of the intramuscular buffer carnosine) A system of dual source carbohydrates provides an express lane for each carb to deliver energy to your body