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Catalog/BPC-157

BPC-157

Also known as Body Protective Compound 157 · PL 14736

Synthetic gastric pentadecapeptide investigated for tendon, ligament, and GI repair.

Overview

BPC-157 is a 15-amino-acid sequence derived from a protective protein found in human gastric juice. Preclinical work suggests pro-angiogenic and cytoprotective activity across tendon, ligament, muscle, and GI tissue.

Background

BPC-157 (Body Protective Compound-157) is a synthetic 15-amino-acid sequence derived from a protective protein identified in human gastric juice. It is studied as a cytoprotective and pro-angiogenic agent, with most of the interest centered on connective-tissue and gastrointestinal repair.

Essentially all of the evidence is preclinical — cell cultures and rodent models — and BPC-157 is not approved by the FDA for any use. It is widely discussed in the tissue-repair literature but lacks the controlled human trials that characterize approved peptides, so model choice and endpoint definition are central caveats.

Mechanism

Activates the VEGFR2–Akt–eNOS pathway (with upstream Src / Caveolin-1 signaling), driving nitric-oxide–dependent angiogenesis; also modulates growth-factor signaling and the gut–brain axis.

Key research findings

  • Angiogenesis mechanism — repair effects are attributed largely to activation of the VEGFR2–Akt–eNOS pathway (with upstream Src / Caveolin-1 signaling), increasing nitric-oxide–dependent new-vessel formation in hypovascular tissue such as tendon.
  • Nitric-oxide modulation — the Sikiric research group first linked the gastric-protective effect to NO generation; subsequent L-NAME / L-arginine co-treatment studies support NO involvement across multiple tissue-injury models.
  • Tendon, ligament & GI repair — the most-replicated preclinical domains, spanning musculoskeletal injury and ulcer / inflammatory-bowel models.
  • Compared to TB-500 — both are studied as healing peptides but differ mechanistically: BPC-157 is perfusion-led (angiogenesis / NO) while TB-500 is migration-led (actin regulation), which is why the two are often examined together.
  • Evidence quality — extensive rodent data (much of it from a single research group) but no controlled human trials; not FDA-approved.

How BPC-157 is made

Behind every vial of BPC-157 is the same exacting pipeline every research peptide runs — but the chemistry plays out differently for this molecule. Here is how BPC-157, specifically, is brought into being.

  1. On paper first

    On paper, BPC-157 is C62H98N16O22 — about 1,419.5 daltons of precisely arranged atoms. Before a single bond is made, the target sequence, salt form, and purity threshold are written down as the contract the finished material must meet.

  2. Built residue by residue

    Assembling BPC-157 means roughly 15 coupling cycles on the synthesizer — one protected residue added at a time, which is also 15 chances for an incomplete coupling to seed a deletion impurity.

  3. Purity is won here

    The crude mixture — BPC-157 plus its deletions and side products — is then separated on preparative HPLC, and where the cut is taken decides the difference between a genuinely pure peptide and a barely-passable one.

  4. Proven, then protected

    A real batch of BPC-157 proves itself: identity confirmed by mass spectrometry against its ~1,419.5 Da, purity read directly off an analytical HPLC trace, water and counterion content measured. That batch-specific certificate of analysis is the only honest way to know what is actually in a vial of BPC-157 — and a short, cold, accountable chain of custody is how that purity survives the trip to your bench.

Walk the full synthesis pipeline

Handling, storage & why purity is hard

At 15 residues BPC-157 is a comparatively short synthesis, which makes it cheap to produce — and cheap to fake. The short, low-cost sequence is exactly why the market is flooded with under-characterized material; a batch-specific certificate of analysis is the only way to tell real from filler.

Storage
Lyophilized: store frozen and protected from light for long-term stability. Reconstituted: refrigerate at 2–8 °C and use within weeks.
Handling
Reconstitute gently and avoid shaking; protect from heat, light, and repeated freeze–thaw.

Don't judge a vial by its cake. A fluffy, good-looking lyophilized powder reflects bulking agents and freeze-drying parameters — not purity. Insist on a batch-specific certificate of analysis.

How peptides are made — the full pipeline

Research areas

  • Tendinopathy
  • Wound healing
  • IBD models

Research-area guides

Latest research

Recent clinical trials and publications mentioning BPC-157, pulled automatically from ClinicalTrials.gov and PubMed and refreshed daily. Listings are unfiltered search results, not curated endorsements.

Frequently asked questions

What is BPC-157?+

BPC-157 is a synthetic 15-amino-acid peptide derived from a protein in gastric juice, studied in preclinical models for tissue repair and cytoprotection.

What is BPC-157 studied for?+

Research contexts include tendon, ligament, and muscle repair, gastrointestinal protection, and angiogenesis — almost entirely in cell and animal models.

Is BPC-157 FDA approved?+

No. BPC-157 is not approved for any medical use and the evidence base is preclinical. This page is a research and educational reference only.

What is the proposed mechanism?+

Studies point to upregulation of the VEGFR2 receptor and modulation of nitric-oxide and growth-factor pathways, though the mechanism is not fully established.

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Ask the Agent about BPC-157

Dosing protocols, mechanism, comparisons, and the latest trials — citation-backed answers grounded in PubMed, PubChem, and ClinicalTrials.gov.