TB-500 is a synthetic version of natural thymosin beta 4 that occurs in the body. It is a peptide that has a multitude of bodily benefits, primarily - muscular healing. Originally sold purely for veterinary use, this synthetic peptide also works wonders for humans. It's linked to impressive muscle recovery, generation of tissue fibres, red blood cell production, and new cell migration. Working quickly and effectively, it helps the body heal from injury.