Dietary supplement. Natural and artificial flavors. Powerful musclebuilding & muscle recovery. Per 2 Scoops: 6 g BCAAs; 4:1:1 ratio of BCAAs; 2.5 g betaine. 20% bonus. 36 servings. World's Most Powerful Strength-enhancing BCAA Formula: MyoBuild 4X is the most advanced BCAA and recovery formula on the market! A 4:1:1 ratio of BCAAs featuring a scientifically studied dose of leucine, plus isoleucine, valine, betaine, taurine and tart cherry, work to build muscle, increase strength, improve recovery and decrease catabolic activity! Pre, intra & post-workout. America's No. 1 selling bodybuilding supplement brand (MuscleTech is America's No. 1 selling bodybuilding supplement brand based on cumulative wholesale dollar sales 2001 to present). Research & development. Superior science. Superior results. Betaine: Test subjects who supplemented with the exact 2.5g dose of betaine in 2 scoops of MyoBuild 4X built 3.75 lbs. of lean muscle in 6 weeks compared to 0.66 lbs. by the placebo group. That's over 4 times more muscle (vs. the placebo)! Betaine has also been shown in a separate study to enhance muscle endurance. Cholewa et al., 2013. Journal of the International Society of Sports Nutrition 10:39. Hoffman et al., 2009. Journal of the International Society of Sports Nutrition. 6:7. Leucine: MyoBuild 4X is precisely formulated with a 4g dose of L-leucine (in 2 scoops) shown in a clinical study to help subjects increase their 5-rep max strength by over 40%! Ispoglou et al., 2011 International Journal of Sports Physiology and Performance. 6(1):38-50. Taurine: The 2g dose of taurine found in 2 scoops of MyoBuild 4X is clinically shown to improve performance in endurance athletes. Balshaw et al., 2013. Amino Acids. 44(2):555-61. Tart Cherry: Scientific research shows the phytonutrients in tart cherries can support recovery and fight catabolism. Connolly et al., 2016. British Journal of Sports Medicine. 40:679-683. Levers et al., 2016. Journal of the International Society of Sports Nutrition. 13:22. Electrolytes: For a truly complete formula, precise doses of electrolytes were added to help replenish electrolyte stores that are depleted during your workout. American Masters of Taste: Gold Medal. Superior taste. MuscleTech: Superior science. Superior results. Our mission is to develop the most scientifically advanced and effective supplements to help you build muscle and strength and improve athletic performance. Backed by fully disclosed formulas, human clinical studies on fully dosed key ingredients, no banned substances and over 20 years of success, MuscleTech delivers superior science for superior results! Most award winning no. 1. Sports nutrition brand. Most clinical studies. No. 1 in science. 20 years of excellence. Guaranteed banned substance free. cGMP. Manufactured according to cGMP standards, as is required for all dietary supplements. muscletech.com. Twitter (at)MuscleTech; Facebook.com/MuscleTech. (These statements have not been evaluated by the Food and Drug Administration. This products is not intended to diagnose, treat, cure, or prevent any disease.) Made in the USA from international ingredients.