Now Foods, L-Leucine Powder, 9 ozProduct Description L Leucine is an essential amino acid that is critical for protein synthesis in the body. It plays a vital role in muscle recovery, energy production, and overall metabolic balance. This amino acid cannot be produced by the body and must be obtained through diet or supplementation. Now Foods L Leucine Powder is ideal for athletes and bodybuilders looking to enhance their performance, support muscle growth, and reduce fatigue during