The product marketed as TB-500 is a synthetic peptide fragment specifically the acetylated actin-binding heptapeptide Ac-LKKTETQ , corresponding to roughly residues 1723 of thymosin beta-4 (T4), a naturally occurring 43-amino-acid protein
BPC-157 is a synthetic peptide, a short chain of amino acids based on a protein found in human gastric juice
As with the purchase of any currently unapproved peptide, there are concerns about the gray-market pharmacies that are skirting regulations, with unregulated processes introducing the risk of contamination and unknown potency
Surgery becomes necessary only when conservative treatment fails after 6-12 weeks, you experience progressive leg weakness, or serious complications develop
The peptide requires refrigeration, and prolonged exposure to freezing temperatures (as might occur during winter shipping) can damage reconstituted product