Optimum Nutrition

AMIN.O. ENERGY // Low-Stim Preworkout


Mix up ESSENTIAL AMIN.O. ENERGY anytime you want a boost of energy, focus and muscle recovery support. Each serving provides 100 mg of caffeine from natural sources to support energy and focus along with 5 grams of amino acids for muscle support.


  • 100 mg of Caffeine per Serving from Coffee Bean and/or Tea Leaf 5 Grams of Amino Acids per Serving for Muscle Recovery Support
  • 5 to 10 Calories Per Serving with Zero Sugar

Essential Amino Acid Delivery Supports Energy, Focus & Muscle Support


Mix about 2 scoops into 10 to 12 fluid ounces of cold water first thing in the morning, before exercise, as an afternoon pick-me-up or any time of day.