Quick Answer: BPC-157 is a synthetic 15-amino-acid peptide studied for its role in repairing intestinal barrier tissue and other tissue types in laboratory research. It is sold strictly for Research Use Only and is not approved for human use.
Key Facts
| Also known as | Body Protection Compound-157, Bepecin, PL-10 |
| Classification | Synthetic 15-amino-acid research peptide |
| Molecular weight | 1,502 Da |
| Primary research focus | Intestinal barrier and multi-tissue repair models |
| Purity standard | ≥99%, HPLC and mass-spectrometry verified |
| Legal status | Research Use Only — not for human consumption |
At a Glance
BPC-157 is the most studied multi-tissue repair peptide, acting through direct growth-factor activation across the gut, muscle, tendon, joint, and neurological systems. Researchers investigating gut barrier restoration most often center their protocol on BPC-157 alone, given its documented effect on enterocyte proliferation, tight-junction strength, and mucosal repair.
Introduction
BPC-157 is one of the most extensively studied peptides for tissue-repair research. Derived from a protective sequence found in gastric juice, it is investigated for effects across intestinal, muscular, tendon, joint, and neurological tissue models. This guide covers its research mechanisms, dosing protocols reported in the literature, and Hotspan’s product and quality specifications.
What Is BPC-157?
BPC-157 (Body Protection Compound-157) is a synthetic 15-amino-acid research peptide derived from a protective sequence naturally found in gastric juice. In research models, it activates growth-factor pathways VEGF, bFGF, and HGF that are not confined to a single organ system, which is why it appears across such a wide range of research applications:
- Gut tissue: intestinal permeability, ulcer, and inflammatory-damage models
- Muscle tissue: tear, strain, and atrophy models
- Tendon: rupture and degeneration models, including poorly vascularized tissue
- Joint: cartilage and ligament models
- Neurological tissue: nerve damage and motor-function models
- Bone: fracture and density models
How Does BPC-157 Work in Research Models?
BPC-157 is studied for five core mechanisms that drive tissue repair in laboratory models:
- Growth-factor activation: Stimulates VEGF and bFGF, activating fibroblasts responsible for collagen synthesis and tissue reconstruction.
- Inflammation modulation: Reduces pro-inflammatory cytokines (TNF-α, IL-6) while supporting anti-inflammatory signaling (IL-10).
- Angiogenesis: Promotes new blood vessel formation, relevant to poorly vascularized tissue such as tendons.
- Neurological protection: Studied for protecting nerve endings from excitotoxic damage and supporting NGF signaling.
- Collagen synthesis: Increases collagen production in connective tissue models, a key factor in structural repair studies.
Featured Research Compound
Hotspan BPC-157 — 99% verified purity, full COA, USA GMP manufacturing. See product specifications below or visit the BPC-157 product page.
What Is BPC-157 Studied For?
Gut Barrier Restoration
Intestinal barrier studies focus on enterocyte proliferation, tight-junction strengthening, and mucosal layer restoration. Research models show measurable barrier improvement within 2–4 weeks, with more substantial change by 8–12 weeks. Common measurement methods include lactulose/mannitol permeability testing, fecal calprotectin, zonulin, and endoscopic evaluation.
Muscle Recovery
Muscle-tissue research examines satellite-cell activation, IGF-1 amplification, and modulation of post-exercise inflammation. Study models report faster strength-recovery timelines and reduced soreness markers versus controls, measured via dynamometry, creatine kinase levels, and functional performance tests.
Tendon and Ligament
Because tendons are poorly vascularized, research centers on collagen synthesis and angiogenesis in tendon tissue. Model studies report faster healing timelines than controls, validated by ultrasound, MRI, and load-to-failure testing.
Joint and Cartilage
Joint-tissue research looks at chondrocyte activation, ligament collagen synthesis, and inflammatory modulation, with mobility-related endpoints assessed via imaging and range-of-motion testing.
Neurological Research
BPC-157 is studied for neuroprotective effects against excitotoxic damage, NGF signaling support, and motor-function endpoints in injury models, typically assessed over 8–16 weeks using functional motor tests, electrophysiology, and imaging.
What Quality Standards Does Hotspan BPC-157 Meet?
All Hotspan research peptides, including BPC-157, are produced and verified against a single set of quality standards, summarized here and referenced throughout this guide and other product pages.
- Third-party HPLC analysis: confirms ≥99% purity and identifies degradation products.
- Mass spectrometry verification: confirms molecular weight (1,502 Da) and sequence accuracy.
- Endotoxin testing (LAL assay): verified to <5 EU/vial.
- USA GMP manufacturing: batch-to-batch consistency under regular facility inspection.
- Certificate of Analysis: chromatogram, mass-spec data, endotoxin results, batch number, and chemist sign-off provided with every batch.
Full documentation is available in the COA Library linked below.
Product Specifications
Product: BPC-157 (Body Protection Compound-157) · Molecular weight: 1,502 Da · Purity: ≥99% (HPLC + mass spectrometry) · Form: lyophilized powder · Sterility: endotoxin-tested, <5 EU/vial. Full specifications, storage stability, and reconstitution details are available on the product page.
| Available Quantity | Purity | COA Reference | Price | |
| 5mg vial | ≥99% | COA-BPC5 | $39 | Pilot studies |
| 10mg vial | ≥99% | COA-BPC10 | $79 | Standard protocols |
| Bulk / multi-vial | ≥99% | On request | Contact for pricing | Extended studies |
What Dosing Is Reported in BPC-157 Research?
The following ranges reflect protocols described in published research models and are provided for research reference only.
- In vivo model dosing: 200–600 mcg/day, adjusted for bodyweight and tissue target; subcutaneous or oral route depending on protocol; 4–12 week study durations are common.
- In vitro dosing: 1–100 nM concentration range, with 10–50 nM as a typical working dose; 24–72 hour incubation periods; untreated cells serve as vehicle control.
- Tissue-specific study windows: gut models 8–12 weeks, muscle models 4–8 weeks, tendon/joint models 8–16 weeks, neurological models 12–16 weeks, each with defined baseline and follow-up measurement timepoints.
Frequently Asked Questions
Is BPC-157 legal to purchase for research?
Yes, when sold and used strictly for laboratory research. Hotspan labels all products Research Use Only, and researchers are responsible for compliance with their jurisdiction’s regulations.
What purity does Hotspan verify?
Every batch is independently tested via HPLC and mass spectrometry to confirm ≥99% purity, with endotoxin testing to <5 EU/vial. Full results are documented in each batch’s Certificate of Analysis.
What sizes are available?
5mg ($39) and 10mg ($79) vials, plus bulk pricing on request for extended or institutional research programs.
How stable is BPC-157 in storage?
Lyophilized BPC-157 is stable 12–24 months frozen or 3–6 months refrigerated. Once reconstituted, stability research supports 2–4 weeks refrigerated or up to 6 months frozen, with freeze-thaw cycles minimized.
Can I start with a smaller quantity?
Yes. The 5mg vial supports pilot-scale studies before committing to larger volumes for extended protocols.
How is research-grade BPC-157 different from a prescription version?
Research-grade BPC-157 is intended strictly for laboratory and in vitro use. A prescription version, where available, is FDA-regulated, physician-dosed, and offered through a separate medical program with its own supervision requirements.
Related Research Resources
Tissue Repair Research Collection
Research Use Only
Content on this page is for informational and educational purposes about peptide research. Products sold by Hotspan Labs are intended strictly for in vitro research and laboratory experimentation, not for human consumption or clinical application.