Optimum Nutrition Essential Amin.O. Energy is a versatile amino acid and energy supplement in Blueberry Lemonade flavor, offering 62 servings per container. Designed for use before workouts, as an energy boost, or as a recovery aid, it delivers a blend of essential and branched-chain amino acids to support muscle recovery and endurance.

Each serving provides a micronized amino acid blend including Taurine, L-Glutamine, L-Arginine, Beta-Alanine, L-Leucine, L-Isoleucine, L-Valine, L-Histidine, L-Lysine, L-Phenylalanine, L-Threonine, and L-Methionine. The energy blend supplies 100mg of caffeine per serving sourced from Green Tea Extract and Green Coffee Extract (EGCG). The flexible serving system allows you to customize your energy intake — one scoop for light energy, two scoops for a full serving.

Mix 2 scoops in 10–12 oz of cold water. Manufactured by Optimum Nutrition, Inc.

Nutrition per serving (2 scoops): 5 calories, 0g total fat, 0g cholesterol, 15mg sodium, 1g total carbohydrate, 0g dietary fiber, 0g sugars, 0g protein. Amino Blend: Micronized Taurine, L-Glutamine, L-Citrulline, L-Arginine, Beta-Alanine, L-Leucine, L-Isoleucine, L-Valine, L-Histidine, L-Lysine HCl, L-Phenylalanine, L-Threonine, L-Methionine. Energy Blend (100mg caffeine): Green Tea Extract (EGCG), Green Coffee Extract. Ingredients: Citric Acid, Natural and Artificial Flavor, Malic Acid, Silicon Dioxide, Calcium Silicate, Dye (Red 40), Silicon Dioxide, Gum Blend (Cellulose Gum, Xanthan Gum, Carrageenan), Sucralose, Tartaric Acid, Soy Lecithin, Acesulfame Potassium. Contains: Soy. Allergens: Contains Soy.