Clinically Dosed, BCAA with Energy MuscleTech researchers have taken their most powerful amino acid formula ever, and made it even better. AMINO BUILD NEXT GEN ENERGIZED features instantized BCAAs, clinically dosed betadine, powerful cell volumizers and is enhanced with naturally-sourced, energy-boosting caffeine, as well as coconut water and watermelon juice. Unlike inferior products that are under dosed and gimmicky amino acids and no studies to back up their claims, AMINO BUILD NEXT GEN ENERGIZED is backed by 4 different clinical studies that demonstrate its muscle-, strength- and performance-enhancing abilities.