1. L-arginine
L-arginine is the most necessary amino acid needed to create protein. It’s often found in red meat, poultry, and fish. It’s also been used to make medicine. L-arginine helps the heart, especially with circulation and improves organ function. It also mixes with medicine and amino acids to help shorten recovery time. L-arginine is important for the healing and recovery of hair as well as the recovery of muscles leading to its growth. A person cannot survive without L-arginine in the system making it sit at the top of the 5 most important amino acids for muscle growth and hair loss.
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