BPC-157
Body Protection Compound 157 — Healing, GI Protection & Tissue Repair
Healing & GI Support
Version 2025-04 · Last Reviewed April 1, 2025
About this review (v2025-04, last reviewed April 1, 2025): This review was compiled from published preclinical and clinical research, FDA regulatory documents, and compounding pharmacy guidance. No peptide vendor or manufacturer reviewed or approved this content. Read our full methodology
Educational content only. This page reflects published research and does not constitute medical advice. Peptides are not FDA-approved drugs (with limited exceptions noted). Consult a licensed healthcare provider before use. Dosing is intentionally omitted — it is determined by your provider based on individual labs and goals.
What it is
BPC-157 (Body Protection Compound 157) is a synthetic 15-amino-acid peptide derived from a protective protein found in human gastric juice. In animal studies it has demonstrated remarkable tissue healing properties affecting multiple organ systems, gut lining integrity, tendon and ligament repair, and inflammatory modulation. It is one of the most studied peptides in preclinical research but has very limited formal human clinical trial data.
Regulatory status
Not FDA-approved for any indication. Not DEA scheduled. As of 2022, the FDA sent warning letters indicating BPC-157 is not a lawful dietary supplement ingredient; however, compounding pharmacies may compound it for individual prescriptions under 503A exemptions when prescribed by a licensed physician. Legal status for compounding has evolved — consult a provider familiar with current compounding law.
Mechanism of Action
BPC-157 appears to work through multiple pathways simultaneously. It may stabilize growth hormone receptor interactions and promote upregulation of the VEGFR2 (vascular endothelial growth factor receptor), driving angiogenesis — the formation of new blood vessels essential for tissue repair. It appears to modulate nitric oxide synthesis, which affects vascular tone and tissue perfusion. In the GI tract specifically, it appears to protect the gut lining by promoting expression of protective proteins and counteracting the effects of NSAIDs, alcohol, and other mucosal irritants. It also appears to interact with the dopaminergic system, which may explain reports of mood stabilization in animal models.
What Research Has Explored
These are areas of published research — not personal recommendations.
Gastrointestinal healing
Animal studies suggest BPC-157 may accelerate healing of gastric ulcers, protect against NSAID-induced gut damage, and reduce inflammation in colitis models.
Context: This is the area with the most preclinical evidence and the strongest biological rationale for oral delivery. Oral BPC-157 has unique gastric acid stability that may not be shared with injectable forms.
Tendon and ligament repair
Rodent studies suggest accelerated tendon-to-bone healing, increased collagen organization, and faster return of mechanical strength after transection injuries.
Context: No human RCT data exists for this application. Injectable administration is used in animal studies. Athletes report anecdotal benefit; this should not substitute for proven rehabilitation protocols.
Wound healing
Topical and systemic BPC-157 appears to accelerate wound closure in animal models, possibly through enhanced fibroblast activity and angiogenesis.
Context: Preclinical only. Human wound healing trials have not been completed.
Anti-inflammatory effects
BPC-157 appears to reduce inflammatory cytokines and may modulate NF-κB signaling — a central pathway in systemic inflammation.
Context: Animal data only. The specific anti-inflammatory mechanism in humans is unknown. 'Anti-inflammatory' does not mean interchangeable with NSAIDs or corticosteroids.
Stability & Delivery Form — Why This Matters
Most peptides are fragile molecules destroyed by stomach acid and digestive enzymes. Delivery form determines whether the peptide survives to reach your bloodstream.
Capsule / Pill Warning
BPC-157 oral capsules may be legitimate specifically for gut and gastrointestinal applications. BPC-157 is one of the rare peptides with documented gastric acid stability, and oral studies have focused on gut-specific healing. However, oral capsules claiming the same systemic tissue-repair effects as injection are not supported by research.
Subcutaneous injection (lyophilized powder, reconstituted)
The primary route studied in animal research. Delivers BPC-157 systemically. Must be reconstituted with bacteriostatic water and refrigerated. Used for tendon, ligament, systemic, and general healing applications in animal studies.
Oral capsule — GI applications only
BPC-157 is uniquely stable in gastric acid — unlike most peptides. Oral administration is studied specifically for gut, stomach, and GI healing. For systemic or tissue repair effects, oral delivery may be insufficient. Capsules claiming injectable-equivalent systemic effects are not supported by research.
Reconstitution & Storage
For injectable use: Reconstitute lyophilized powder with bacteriostatic water (NOT sterile water, NOT tap water). Bacteriostatic water contains benzyl alcohol which prevents bacterial growth in the vial. Once mixed, refrigerate at 2–8°C. Typical stability after reconstitution is 20–30 days refrigerated. Do not freeze reconstituted peptide. Protect from light. Discard if discolored or particulate is visible.
Dosing is intentionally not listed here. It is determined by your provider based on individual labs, goals, and clinical context.
Frequently Asked Questions About BPC-157
- What is BPC-157?
- BPC-157 (Body Protection Compound 157) is a synthetic 15-amino-acid peptide derived from a protective protein found in human gastric juice. In animal studies it has demonstrated remarkable tissue healing properties affecting multiple organ systems, gut lining integrity, tendon and ligament repair, and inflammatory modulation. It is one of the most studied peptides in preclinical research but has very limited formal human clinical trial data.
- What is BPC-157 used for in research?
- Extensive animal research across multiple tissue systems shows compelling healing effects, but no completed human RCTs exist — the gap between preclinical promise and clinical proof remains the central limitation of all BPC-157 research. Research areas include: Gastrointestinal healing, Tendon and ligament repair, Wound healing.
- Is BPC-157 FDA approved?
- Not FDA-approved for any indication. Not DEA scheduled. As of 2022, the FDA sent warning letters indicating BPC-157 is not a lawful dietary supplement ingredient; however, compounding pharmacies may compound it for individual prescriptions under 503A exemptions when prescribed by a licensed physician. Legal status for compounding has evolved — consult a provider familiar with current compounding law.
- How is BPC-157 administered?
- Subcutaneous injection (systemic use) or oral capsule (GI use only)
- What are the safety risks of sourcing BPC-157?
- Key risks when sourcing BPC-157 from grey-market or research suppliers include: Bacterial contamination: Grey market peptide vials frequently contain endotoxins (lipopolysaccharides from gram-negative bacteria). Injecting endotoxins causes fever, inflammation, sepsis risk, and potentially life-threatening systemic reactions.; Wrong water type: Many uninformed buyers reconstitute with sterile water instead of bacteriostatic water, dramatically shortening shelf life and increasing contamination risk after the first use.; Unknown additives: Research chemical vendors may add preservatives, carriers, or excipients not listed on the label. These can cause allergic reactions, injection site reactions, or unknown systemic effects.; Incorrect sequence or purity: Peptide synthesis is complex. A peptide marketed as 'BPC-157' may have an incorrect amino acid sequence, truncated chain, or significant impurities. Mass spectrometry verification is rarely available to consumers..
- Who should avoid or be cautious about BPC-157?
- BPC-157 should be used with caution or avoided by: History of cancer or active malignancy — BPC-157 promotes angiogenesis (new blood vessel formation), which theoretically could support tumor growth. This is an important theoretical concern with no human data to resolve it.; Pregnancy and breastfeeding — No safety data exists. Avoid.; Children and adolescents — No pediatric safety data exists.; Known hypersensitivity to any peptide component..
Stay informed — get updates when we add new medications
We add new medications and supplements regularly. No spam, ever.
No spam. Unsubscribe anytime.