L Isoleucine Powder is an essential amino acid that is part of the branched-chain amino acids (BCAAs) group. It cannot be synthesized by the human body and must be obtained through diet or supplements. L-Isoleucine plays a vital role in muscle growth and repair, energy production, and immune system function. It is used in various dietary supplements, protein powders, and sports nutrition products. It can also be found in food sources such as meat, fish, eggs, and dairy products. L Isoleucine Powder is commonly used by athletes and bodybuilders to enhance muscle growth and recovery, as well as to reduce muscle soreness and fatigue.