BCAAs vs. Creatine: Which for Optimal Muscle Growth? In the realm of fitness and bodybuilding, the quest for the most effective supplements to enhance muscle growth, strength, and overall performance is a perpetual journey. Among the myriad of options available, two of the best supplements are Branched-Chain Amino Acids (BCAA) and Creatine. Both are hailed for their potential to elevate athletic prowess and aid in achieving specific goals. David Robinson, PhD UK Fitness ProJan 3 · 6 min read