−30%
99.24% purityOriginal COAResearch Use Only
Compound · Tissue Repair
BPC-157
Tissue repair research peptide · Research Use Only
BPC-157 — tissue repair research peptide supplied by Purple Peptides with batch-level documentation. For laboratory research use only.
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Tissue Repair research compounds
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Available original certificates give you a clear record you can open before you order. Research transparency is the standard — not an add-on.
- Batch-level documentation
- Purity verified by HPLC
- Research Use Only supply
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Every vial earns its release through documented proof, not marketing language. Review the supplied certificate for the selected strength. Results apply only to its tested samples; unavailable documentation is marked pending.
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Reported October 3, 2026 · 5mg
Certificate of Analysis
99.24%
Purity by HPLC
- Tested
- October 3, 2026
- Labeled
- 5mg
- Measured
- 4.72 mg
Original certificateReported results
Batch testing
Purity
HPLC-UV · analytical result
99.24%REPORTED
Sample 1 purity
HPLC-UV · sample summary
99.28%REPORTED
Sample 2 purity
HPLC-UV · sample summary
99.19%REPORTED
Identity
LC-MS
BPC-157REPORTED
Net content
Reported analytical result
4.72 mgREPORTED
Appearance
Sample summary
White Lyophilized PowderREPORTED
Elemental impurities
ICP-MS · As / Cd / Pb / Hg
Below reporting/specification limits✓ PASS
Microbial analysis
PCR
No Detectable Microbial DNAREPORTED
Endotoxin
USP <85> · LAL
Replicates 1 and 2: Pass · sensitivity ≤0.05 EU/mL✓ PASS
Fentanyl screen
Sample summary
No Fentanyl DetectedREPORTED
Results are transcribed from the supplied original. A reported purity value is not a pass/fail claim. Missing tests are not inferred.
Certificates of Analysis · latest batches
BPC-157 5mg
99.24% purity (HPLC)
What the standard requires
01
Reported Purity
Exact HPLC-UV results from supplied samples.
02
Double Tested
Manufacturer + independent third-party.
03
Batch Traceable
Chain-of-custody documented end to end.
04
Purple Verified™
Released only after alignment.
Technical specifications
Compound Information
Molecular profile
What Is BPC-157?
- Category
- Tissue Repair
- Also known as
- Body Protection Compound-157 · pentadecapeptide
- Classification
- Synthetic linear peptide · 15 amino acids
- Sequence
- Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val (GEPPPGKPADDAGLV)
- Molecular Formula
- C₆₂H₉₈N₁₆O₂₂
- Molecular Weight
- 1419.5 g/mol
- CAS Number
- 137525-51-0 (free peptide)
- Form
- Sealed research vial
Storage requirements
Stability Information
Lyophilized (sealed vial)
Storage information pending final content approval.
2–8°C
Reconstituted
Keep refrigerated at 2–8°C after reconstitution.
Reconstituted vials are stored refrigerated at 2–8°C. Remaining Purple-approved storage guidance will appear here once confirmed.
Research overview · preclinical evidence
What the published research investigates.
What is BPC-157?
BPC-157 is a synthetic 15-amino-acid peptide whose sequence is described in the literature as a fragment of a protein found in human gastric juice. Scientific papers often refer to it as a “pentadecapeptide” or “body protection compound.” Published work on BPC-157 is predominantly in vitro (cell culture) and preclinical (animal) research.
Research areas investigated
Tendon and soft-tissue models: cell and rodent studies examined tendon fibroblast outgrowth, survival and migration (Chang et al., 2011) and growth-hormone receptor expression in tendon fibroblasts (Chang et al., 2014). Soft-tissue research often also involves TB-500 and the Wolverine (BPC-157 + TB-500) blend. Angiogenesis signaling: endothelial-cell and animal work examined VEGFR2 activation (Hsieh et al., 2017). Gastrointestinal and brain–gut research: a large body of animal studies, much of it from one research group, is reviewed by Sikiric et al. (2016); researchers in this area also study peptides such as KPV.
Mechanisms studied
Published preclinical papers report changes in growth-factor receptor expression, VEGFR2-related signaling and FAK–paxillin cell-migration pathways in specific experimental models. These are proposed mechanisms observed in those models, not established biological conclusions.
Limitations of the evidence
Findings come mainly from cell culture and rodent studies and do not establish effects, safety or efficacy in humans. Much of the literature comes from a small number of research groups, study designs vary widely, and controlled human data are very limited (Gwyer et al., 2019; Mayfield et al., 2026). Explore more research resources at the Research Institute.
Peer-reviewed literature
The research behind this compound, cited in full.
Research context on this page traces back to the 6 publications below.
- 01Journal of Applied Physiology · 2011The promoting effect of pentadecapeptide BPC 157 on tendon healing involves tendon outgrowth, cell survival, and cell migrationChang CH, Tsai WC, Lin MS, et al.Preclinical (rat tendon explants and fibroblasts): BPC 157 was associated with increased outgrowth, survival under oxidative stress and migration via the FAK–paxillin pathway.
- 02Molecules · 2014Pentadecapeptide BPC 157 enhances the growth hormone receptor expression in tendon fibroblastsChang CH, Tsai WC, Hsu YH, et al.In vitro (cultured rat tendon fibroblasts): growth-hormone receptor expression increased in a dose- and time-dependent manner.
- 03Journal of Molecular Medicine · 2017Therapeutic potential of pro-angiogenic BPC157 is associated with VEGFR2 activation and up-regulationHsieh MJ, Liu HT, Wang CN, et al.Preclinical (endothelial cells and a rat model): associated with increased VEGFR2 expression and activation.
- 04Current Neuropharmacology · 2016Brain-gut axis and pentadecapeptide BPC 157: theoretical and practical implicationsSikiric P, Seiwerth S, Rucman R, et al.Review of animal research in gastrointestinal and brain–gut models, written by the group behind much of the original work.
- 05Cell and Tissue Research · 2019Gastric pentadecapeptide body protection compound BPC 157 and its role in accelerating musculoskeletal soft tissue healingGwyer D, Wragg NM, Wilson SLIndependent review of preclinical musculoskeletal studies; notes the absence of human clinical evidence.
- 06American Journal of Sports Medicine · 2026Injectable peptide therapy: a primer for orthopaedic and sports medicine physiciansMayfield CK, Bolia IK, Feingold CL, et al.Overview of peptides including BPC-157 for a clinical audience, emphasizing limited human evidence.
Research FAQs
Frequently asked questions.
What is BPC-157?
BPC-157 is a synthetic 15-amino-acid peptide (sequence GEPPPGKPADDAGLV) described in the literature as a fragment of a protein found in human gastric juice. Purple Peptides supplies it for laboratory research use only.
What does the scientific literature investigate about BPC-157?
Published studies examine BPC-157 in cell and animal models of tendon and soft-tissue biology, angiogenesis signaling such as VEGFR2, and gastrointestinal and brain–gut research. See the references on this page.
Is the existing evidence primarily preclinical?
Yes. Most published work uses cell cultures or rodents. Controlled human data are very limited, and there are no large controlled clinical trials.
What is the difference between peptide identity and purity?
Identity confirms that the material is the intended molecule, typically by mass spectrometry matching its expected mass. Purity measures how much of the sample is that molecule relative to other detected components, typically by HPLC. A sample can have the correct identity and still contain impurities.
What does molecular weight mean?
Molecular weight is the mass of one mole of a molecule. For BPC-157 it is approximately 1419.5 g/mol (PubChem). Mass spectrometry compares a measured mass against this expected value to help confirm identity.
How do researchers evaluate peptide characteristics?
Common laboratory methods include HPLC for purity, LC-MS for identity, net-content analysis for the measured amount of peptide, and screens such as endotoxin and elemental impurities. Results apply to the specific samples tested. Learn more about our approach on The Purple Standard™.
What limitations exist in published BPC-157 research?
Key limitations include reliance on animal models, concentration of studies in a small number of research groups, varied study designs, and very little controlled human data. Findings should not be read as evidence of effects in humans.
What does Research Use Only mean?
The product is sold exclusively for laboratory and educational research. It is not for human or veterinary use, is not a drug, food or supplement, and is not intended to diagnose, treat, cure or prevent any disease. Browse All Products.
Important research notice
Not for human, veterinary, or food use. This product is sold exclusively for laboratory research and educational purposes. It is not intended to diagnose, treat, cure, or prevent any disease.
Published research referenced on this page is provided for educational reference only and should not be interpreted as medical advice or product claims.
By purchasing this product, you confirm that you are a qualified researcher and will use it in accordance with all applicable laws and regulations.
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