Mix up Optimum Nutrition Essential Amino Energy anytime you want a fruit-flavored or coffeehouse-inspired boost of energy and alertness. This dietary supplement is packed with amino acids and green tea extract to support your energy levels and muscle recovery. This energy supplement can be used as a pre-workout, during your workout, or used as a post-workout recovery drink. This energy drink mix uses natural sources of energy to support your workouts. To drink, add a 2-scoop serving to water for an afternoon pick-me-up. Whether you’re hitting the gym or just need a little energy support, this amino acid energy supplement has you covered. Optimum Nutrition is part of the Glanbia global nutrition group and has been setting the Gold Standard in sports nutrition for more than 30 years — helping performance-focused athletes achieve their goals. We are proud to say that we are one of the few sports nutrition companies who own and operate our own production facilities. We take as much pride and care in crafting our award-winning supplements as our consumers do with crafting their fitness accomplishments.