X5 ULTIMATE - A combination of 13 powerful ingredients, gives you Maximum power, pump, focus, strength & endurance during workout. 1 scoop is filled with adequate doses of citrulline dl malate, creatine nitrate, caffeine anhydrous, beta-alanine and taurine to give you a longer lasting workouts. EAA - Doctor’s Choice EAA contains all 9 essential amino acids, including Fermented BCAAs (L-Leucine, L-Isoleucine, and L-Valine) in scientific ratio of 2:1:1 with 0 calories and 0 sugar.