The first place is amino acid. Adequate intake of amino acids can not only promote muscle growth, but also be used as an alternative energy substance for strength training. When your body uses amino acids in whey protein as energy substances, it will not provide energy by decomposing and destroying muscle tissue.

2. arginine

Arginine is the main component of nitric oxide tonic, which can be easily converted into nitric oxide in the body.

Studies have shown that nitric oxide can dilate blood vessels, thus allowing more blood to flow into muscle groups. Before strength training, increasing muscle blood flow can deliver more nutrients, glucose, fat and anabolic hormones to muscles.