When it comes to supporting muscle building and maintenance, these nine “essential” amino acids are aptly titled. Since they can’t be synthesized within our bodies, they must be obtained through nutritional sources. R1 Essential Amino 9 + Energy delivers 7.5g of essential amino acids with an added kick of energy from tea leaf extract.^? Essential, Any Time Energy With all 9 EAAs, 4 electrolyte minerals, naturally-caffeinated tea leaf extract, and a variety of thirst-quenching flavors to choose from, our Essential Amino 9 + Energy helps improve motivation, hydration, and recovery before, during, and after workouts.^ 7.5g essential amino acids? 5g BCAAs? 500mg added electrolytes? 130mg tea leaf extract ? provides about 100mg of caffeine? Transparent Formula ZERO Banned Substances ZERO Added Sugar ZERO Gluten