L-Arginine HCL is a non-essential fatty acid that is a precursor of nitric oxide. It has potent antioxidant properties. It aids in maintaining a healthy supple skin, prevents premature aging, and reduces the risks of acquiring illness caused by free radicals such as cancer and heart diseases. It helps diminish the accumulation of ammonia and lactate in muscles, thus, increasing the endurance and improves the formation of lean muscles. L-Arginine HCL also helps improve fertility in men and increase libido. It also stimulates the release of human growth hormones that promotes anabolic metabolism that results in increased growth and development of muscles. L-Arginine HCL also speeds up the healing of wounds.