USN BCAA Syntho Stack

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BCAA Syntho Stack 120 

An essential amino acid stack, a combination of the Branched Chain Amino Acids (BCAAs). BCAAs make up approximately one third of skeletal muscle in the human body.

  • Zinc contributes to normal protein synthesis, and the maintenance of normal testosterone levels in the blood

The BCAAs, which comprise of the essential amino acids Leucine, Isoleucine and Valine, make up approximately one third of skeletal muscle in the human body.