How Long Does BPC 157 Stay in Your System? Half Life, Clearance, and D BPC 157 clears your system in under 2 hours. That's why it needs daily dosing. TB 500's plasma half life is only about 2 hours, but it enters your cells and binds to actin monomers Frontiers Pharmacokinetics, distribution, metabolism, and excretion of body protective compound 157, a potential drug for treating various wounds, in rats and dogs BPC 157 is one of the most talked about peptides right now, and I understand the excitement. The preclinical research is genuinely interesting. Across animal models, BPC 157 appears to support tissue repair, angiogenesis, Selective Serotonin Reuptake Inhibitors within Cells: Temporal Resolution in Cytoplasm, Endoplasmic Reticulum, and Membrane Journal of Neuroscience 1209_S7_article_14