BPC-157
Also known as: Body Protection Compound 157, PL 14736
By GLPeptideSciences Editorial Team · How we evaluate evidence · Reviewed by Dr. George S. Watson, MD, Cardiothoracic Surgeon · Updated 2026-06-02
A synthetic 15–amino-acid peptide derived from a protein found in gastric juice, studied predominantly in animal models for soft-tissue and gastrointestinal healing.
What it is & how it works
What it is
BPC-157 is a synthetic peptide whose sequence corresponds to a fragment of a protein isolated from gastric juice. It has been studied since the 1990s, almost entirely in animal models, as a “body protection compound” — a label from the research, not a proven clinical property.
How it is thought to work
In animal studies, BPC-157 is associated with angiogenesis (new blood-vessel formation) and modulation of growth-factor and nitric-oxide signaling, which researchers have proposed as a mechanism for the faster tissue repair seen in those models. It has also shown gut-protective effects in rodents. These are mechanistic hypotheses from preclinical work, not established human pharmacology.
The evidence gap
The honest summary: the animal literature is unusually consistent, and that’s exactly why the compound is interesting — but consistency in rodents is not the same as a demonstrated human effect. There are no large, registered, controlled human trials, so efficacy and long-term safety in people remain unestablished.
What it's discussed & studied for
- Tendon and ligament recovery
- Gut and GI irritation
- Muscle and soft-tissue injury
- Wound healing
Discussion of a use is not a claim that it works or is approved.
Research status
Extensive rodent and in-vitro literature; no large registered human trials establishing efficacy or safety.
Evidence quality
Largely preclinical. Mechanistic findings in animals are consistent and repeated, but have not been confirmed in controlled human studies. Human reports are anecdotal.
Dosing discussion
Community discussion commonly references microgram-to-low-milligram subcutaneous protocols run in short cycles, sometimes near the site of an injury. No human dose is clinically established or validated.
Educational summary of what is discussed in the literature and community — not a dosing recommendation or medical advice.
Safety & harm reduction
Animal toxicity appears low across studies, but human safety is genuinely uncharted. In practice the dominant real-world risks are sourcing-related: purity, sterility, and contamination from gray-market product. Not approved by the FDA for human use.
Sourcing literacy
Independent third-party testing (HPLC/MS for identity and purity, plus endotoxin/sterility) matters far more than marketing claims. 'Research use only' labeling reflects regulatory status, not a quality grade.
Selected literature
- PubMed: BPC-157 research literature — Most results are animal or in-vitro studies.
- ClinicalTrials.gov: registered human studies — Check how few human trials are registered and their status.
FAQ
Is BPC-157 FDA-approved?
No. It is not approved for human use in the United States. Most available product is labeled for research use only.
Is the evidence for BPC-157 from human trials?
Overwhelmingly no. The supportive data is from rodent and in-vitro studies. Human use is anecdotal and unverified.
What's the biggest practical risk?
Sourcing. Unregulated product can vary widely in purity and sterility, which is a more immediate concern than the peptide's intrinsic profile.