BCAAs & EAAs Efficacy in U.S. Male Bodybuilders: Evidence Review
Reading Time: 2 minutes Introduction In the United States, bodybuilding and resistance training have surged in popularity among males, with over 20 million American men engaging in weightlifting annually, according to data from the Centers for Disease Control and Prevention (CDC) National Health Interview Survey. A key component of many regimens is amino acid supplementation, particularly branched-chain amino acids (BCAAs) and essential amino acids (EAAs). These supplements promise enhanced muscle protein synthesis (MPS), reduced catabolism, and improved recovery. This review synthesizes current evidence on their efficacy and safety specifically for American males aged 18-45, a demographic prone to high training volumes and caloric surpluses....


