BPC-157 — Research Peptide Overview, Specifications, and Sourcing

What Is BPC-157?

BPC-157 (Body Protection Compound-157) is a synthetic pentadecapeptide consisting of 15 amino acids, derived from a protective protein found in human gastric juice. Its CAS number is 137525-51-0, and it has a molecular weight of 1419.53 Da with the molecular formula C62H98N16O22. Originally isolated and characterized in the early 1990s by researchers studying gastric mucosal protection, BPC-157 has since become one of the most extensively studied peptides in the regenerative research space.

The peptide sequence Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val is notable for its remarkable stability in acidic environments, which distinguishes it from many other bioactive peptides that degrade rapidly in gastric conditions. This stability has made BPC-157 a subject of significant interest among researchers investigating gastrointestinal physiology, wound healing mechanisms, and tissue regeneration pathways.

At Wholesale Bulk Peptides, we supply BPC-157 in research-grade purity (98%+ by HPLC) for qualified laboratories, academic institutions, and wholesale buyers seeking reliable sourcing for investigational studies. As a cornerstone compound in the healing and recovery peptide category, BPC-157 represents one of our highest-demand research products.

Mechanism of Action

BPC-157 operates through multiple interrelated molecular pathways, which researchers believe contribute to its broad spectrum of observed effects in preclinical models. At the core of its mechanism is the modulation of the nitric oxide (NO) system. Studies have demonstrated that BPC-157 interacts with the NO synthase pathway, influencing both endothelial NOS (eNOS) and inducible NOS (iNOS) activity in a context-dependent manner, upregulating NO production in ischemic conditions while attenuating excessive NO in inflammatory states.

Additionally, BPC-157 has been shown to upregulate growth factor expression, including vascular endothelial growth factor (VEGF), fibroblast growth factor (FGF), and transforming growth factor-beta (TGF-beta). These growth factors play critical roles in angiogenesis, collagen deposition, and tissue remodeling. The peptide also appears to interact with the FAK-paxillin signaling cascade, which governs cell migration, adhesion, and proliferation, processes essential to wound closure and structural tissue repair.

Research has further identified BPC-157 influence on the dopaminergic and serotonergic systems, suggesting neuroprotective properties that extend beyond peripheral tissue healing. The peptide has been observed to modulate GABAergic neurotransmission and interact with opioid receptor pathways, potentially contributing to analgesic effects observed in animal models. This multifaceted mechanism of action spanning vascular, inflammatory, and neurological pathways positions BPC-157 as a uniquely versatile research tool for studying regenerative biology.

Research Applications

BPC-157 has been extensively investigated across a wide range of preclinical research models, with over 100 published studies documenting its effects in various tissue systems. The primary areas of research interest include:

Gastrointestinal Research

Researchers have investigated BPC-157 in animal models of inflammatory bowel disease (IBD), gastric ulceration, esophageal damage, and intestinal anastomosis healing. Studies have reported accelerated mucosal healing, reduced inflammatory infiltration, and improved barrier function integrity. These gastrointestinal applications are particularly relevant given the peptide origin as a gastric juice-derived compound.

Musculoskeletal and Connective Tissue Studies

BPC-157 has been studied in animal models for tendon-to-bone healing, ligament repair, muscle injury recovery, and bone fracture consolidation. Researchers have documented enhanced collagen organization, accelerated tensile strength recovery, and improved functional outcomes in tendon and ligament transection models. These findings have generated substantial interest among researchers studying orthopedic regeneration.

Neuroprotection and CNS Research

Preclinical studies have explored BPC-157 potential neuroprotective properties in models of traumatic brain injury, peripheral nerve damage, spinal cord injury, and neurotoxicity induced by various pharmacological agents. The peptide interaction with dopaminergic pathways has been studied in models relevant to Parkinson disease research.

Cardiovascular Research

Investigators have examined BPC-157 in models of thrombosis, arrhythmia, pulmonary hypertension, and myocardial infarction. The peptide vasculoprotective effects, mediated through NO system modulation and angiogenesis promotion, make it a valuable research tool for cardiovascular physiology studies.

For researchers exploring synergistic peptide protocols, BPC-157 is frequently studied alongside TB-500 (Thymosin Beta-4), another prominent healing peptide. Additionally, investigations pairing BPC-157 with growth-factor peptides such as CJC-1295 or Ipamorelin have been documented in the literature.

Available Formats and Bulk Options

Wholesale Bulk Peptides offers BPC-157 in multiple configurations to accommodate diverse research requirements and purchasing volumes:

• 5 mg lyophilized vials — Ideal for pilot studies and small-scale research protocols
• 10 mg lyophilized vials — Standard research format for established laboratory workflows
• Bulk lyophilized powder — Available in gram-scale quantities for high-throughput research or formulation development
• Custom synthesis — Isotope-labeled or modified variants available upon request for specialized mechanistic studies

All formats ship as white to off-white lyophilized powder with documented purity of 98% or higher. For detailed wholesale pricing tiers and volume discount structures, visit our BPC-157 Wholesale Pricing page or apply to our wholesale program.

Wholesale Pricing Summary

BPC-157 is available through our tiered wholesale pricing program, designed for research organizations, compounding facilities, and peptide distributors. Volume discounts begin at 10+ units and scale significantly at 100+ and 1,000+ unit thresholds. Our BPC-157 wholesale subpage provides current pricing, MOQ details, and bulk packaging options. For custom quotes or private-label BPC-157 manufacturing, contact our wholesale team directly through the wholesale application portal.

Quality Assurance, Testing, and COAs

Every batch of BPC-157 produced and distributed by Wholesale Bulk Peptides undergoes rigorous multi-stage analytical verification. Our quality assurance protocol includes:

• High-Performance Liquid Chromatography (HPLC) — Confirms identity and quantifies purity, with a release specification of 98% or higher
• Mass Spectrometry (MS) — Verifies correct molecular weight (1419.53 Da) and structural integrity
• Endotoxin Testing (LAL) — Ensures endotoxin levels fall below research-grade thresholds
• Amino Acid Analysis — Confirms correct peptide composition and sequence integrity
• Residual Solvent Analysis — Verifies removal of synthesis byproducts to acceptable levels

Batch-specific Certificates of Analysis (COAs) are available for every lot. View and download COAs from our COA library, or learn more about our analytical methods on our testing methodology page.

Storage and Stability

Proper storage is essential to maintaining BPC-157 integrity over its documented shelf life. Follow these guidelines for optimal peptide stability:

• Lyophilized (unreconstituted): Store at -20 degrees C in a sealed, desiccated container. Under these conditions, BPC-157 maintains documented stability for 24+ months.
• Reconstituted solution: Store at 2-8 degrees C (refrigerated) and use within 14-28 days. Avoid repeated freeze-thaw cycles.
• Protect from light: UV exposure can degrade peptide bonds. Use amber vials or wrap in foil when storing reconstituted solutions.
• Recommended reconstitution solvent: Bacteriostatic water (0.9% benzyl alcohol) for multi-use protocols, or sterile water for single-use applications.

For detailed handling protocols, consult our peptide handling and COA interpretation guide.

Compliance and Intended Use

BPC-157 supplied by Wholesale Bulk Peptides is designated For Research Use Only (RUO). This product is not intended for human or veterinary therapeutic use, diagnostic procedures, or as a food additive. Purchasers assume responsibility for compliance with all applicable local, state, federal, and international regulations governing peptide research materials.

Researchers should consult their institutional review boards (IRBs) and relevant regulatory authorities before incorporating BPC-157 into experimental protocols. For information on responsible peptide sourcing and regulatory frameworks, see our resource on starting a peptide research brand.

Related Compounds

BPC-157 belongs to our Healing and Recovery peptide category, which includes several complementary research compounds frequently studied in related experimental paradigms:

• TB-500 (Thymosin Beta-4) — A 43-amino-acid peptide studied for its role in cell migration, angiogenesis, and tissue repair. TB-500 and BPC-157 are among the most commonly co-investigated peptides in regenerative research.
• GHK-Cu (Copper Peptide) — A tripeptide-copper complex researched for wound healing, collagen synthesis, and skin remodeling applications.
• MOTS-c — A mitochondrial-derived peptide investigated for metabolic regulation and cellular resilience.

Explore our full catalog of research peptides across all categories, including weight management, longevity and anti-aging, and growth factor peptides.

Frequently Asked Questions

Below are answers to common questions from wholesale buyers and research professionals regarding BPC-157 sourcing, quality, and applications. For additional inquiries, contact our team or visit our comprehensive peptide resource library.

What purity grade is your BPC-157?

All BPC-157 lots are released at 98%+ purity as verified by HPLC, with batch-specific COAs documenting exact purity, mass spec confirmation, and additional quality metrics.

Do you offer BPC-157 in bulk powder form?

Yes. In addition to standard 5 mg and 10 mg vials, we offer BPC-157 as bulk lyophilized powder in gram-scale quantities for research organizations with higher volume requirements.

Can BPC-157 be combined with other peptides in research protocols?

BPC-157 has been studied alongside numerous other peptides in published research, most notably TB-500. Researchers should consult primary literature for specific combination protocols and dosing parameters used in preclinical models.

How should I store BPC-157 long-term?

Lyophilized BPC-157 should be stored at -20 degrees C in a sealed container with desiccant. Under proper conditions, shelf life exceeds 24 months. Reconstituted peptide should be refrigerated (2-8 degrees C) and used within 28 days.

Disclaimer: BPC-157 is sold exclusively for research use only (RUO). It is not approved for human consumption, therapeutic use, or veterinary application. All claims and descriptions reference published preclinical research literature. Wholesale Bulk Peptides makes no therapeutic claims. Purchasers are responsible for ensuring compliance with all applicable regulations in their jurisdiction.