Nitric oxide helps to increase the blood flow to muscles and is therefore of importance to bodybuilders who use it to deliver a greater amount of nutrients to their muscles, especially when the muscles are stressed  Prolongz

Growth Hormones aid in tissue growth, tissue repair, fat loss, muscle gain, and boosting energy levels. They are also known anti-ageing agents. In short, growth hormones are crucial for bodybuilders. What adds to their importance as a bodybuilding supplement is the fact that the body's capacity to produce them naturally decreases after the age of 30.
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