ETB Naturally Bare Aminos contains all the same greatness you've come to know with the original ETB BCAA, but free of all artificial sweeteners and dyes. BCAAs uniquely provide your body with vital muscle building elements, while giving athletes the prolonged endurance they need. Amino acids are the building blocks for protein, which is the macronutrient necessary for growing, repairing and maintaining lean muscle. ETB Bare Aminos deliver the perfect formulation to ensure that the building and repair start immediately. You train hard and ETB Bare Aminos help you win the fight against damage done by intense training.