BPC-157 vs TB-500: the two most commonly stacked healing peptides. BPC-157 provides localized tissue repair via growth factor upregulation; TB-500 provides systemic healing via actin cytoskeleton modulation and angiogenesis.
Mechanism Comparison
BPC-157: upregulates growth factors (EGF, FGF, VEGF) at injury sites, promotes angiogenesis locally, and modulates nitric oxide synthesis. TB-500: binds G-actin to promote cell migration systemically, stimulates angiogenesis throughout the body.
When to Use Each
BPC-157 alone: localized gut issues, specific tendon/ligament injuries, neurological research. TB-500 alone: systemic tissue repair, cardiac research, multiple simultaneous injury sites. Both together: the most common protocol for serious musculoskeletal injuries.
Stack Protocol
BPC-157: 250–500 mcg/day subcutaneously near injury site. TB-500: 2–4 mg/week subcutaneously. The combination is additive or synergistic — both compounds promote healing via different but complementary mechanisms.