BPC-157: the preclinical evidence BPC-157 (a synthetic stable gastric pentadecapeptide) has its deepest literature in soft-tissue and gastrointestinal models
The thighs (outer, middle third) and upper arms (back of the arm) are alternatives
10.1371/journal.pmed.1000097 [DOI] [PMC free article] [PubMed] [Google Scholar] NIHR (2025)
Unlock the Science Ingredient How it Works Accelerates healing of muscles, tendons, ligaments, and joints by upregulating growth factors Repairs the gut lining and reduces GI inflammation, supporting digestive health and leaky gut Stimulates angiogenesis and nerve regeneration to restore function at injury sites Reduces systemic inflammation to improve mobility, comfort, and overall recovery speed Protects and repairs the gastrointestinal tract, including ulcers and inflammatory conditions Drug Facts Peptide therapies are not FDA-approved for anti-aging but are commonly prescribed off-label in regenerative and hormone optimization clinics
Thymalin, in particular, shows promise in influencing T-cell responses, which may also be relevant to research into chronic immunodeficiencies like HIV
Men pursuing cagrilintide for physique goals should maintain or increase their protein intake and strength training frequency throughout treatment