§ 01 Overview
Overview
Pentadecapeptide derived from a gastric protein; widely used in research and compounding for tendon, gut, and soft-tissue repair.
Extensive rodent studies from the Sikiric group. Limited controlled human trials. FDA explicitly placed BPC-157 on the 503A Negative List in 2023.
§ 02 Mechanism
Mechanism of action
BPC-157 upregulates growth hormone receptor expression in tendon fibroblasts, promotes VEGFR2 signaling and angiogenesis, stabilizes the nitric oxide system, and modulates dopaminergic and serotonergic pathways.
- 01Accelerated tendon and ligament healing in preclinical models
- 02Gut mucosal healing (IBD models)
- 03Anti-inflammatory effects
- 04Neuroprotective signaling in animal models
§ 03 Dosing
Dosing protocol
Standard Protocol
- Vial
- 5 mg
- BAC Water
- 2 ml BAC water
- Dose Range
- 250 – 500 mcg per dose
- Starting Dose
- 250 mcg 2x daily
- Route
- SubQ
- Timing
- AM and PM, near injury site when possible
- Frequency
- Daily, 1–2x/day
- Cycle
- 4–6 weeks, reassess
Storage
Refrigerate reconstituted vial.
§ 04 Evidence
Evidence & research
Extensive rodent studies from the Sikiric group. Limited controlled human trials. FDA explicitly placed BPC-157 on the 503A Negative List in 2023.
FDA Status
Not FDA-approved. FDA placed on the Section 503A Negative List; compounding is restricted.
§ 05 Stacks
Common stacks
§ 06 News
In the news
8 articles from the last 12 months · updates hourly
BPC-157 and Penis Growth: What the Evidence Actually Shows - NTNU
BPC-157 and Penis Growth: What the Evidence Actually Shows NTNU
RFK Jr. may make it easier to get peptides — but what do doctors think? - New York Post
RFK Jr. may make it easier to get peptides — but what do doctors think? New York Post
‘Wolverine in a Vial’? Patients Are Flooding Search Results With Questions About BPC-157 and TB-500 — - PR Underground
‘Wolverine in a Vial’? Patients Are Flooding Search Results With Questions About BPC-157 and TB-500 — PR Underground
My patient would rather take a peptide than a statin. That reveals an uncomfortable truth in medicine - statnews.com
My patient would rather take a peptide than a statin. That reveals an uncomfortable truth in medicine statnews.com
TB-500 and BPC-157 as distinct informational modulators in contemporary peptide research - Greater Kashmir
TB-500 and BPC-157 as distinct informational modulators in contemporary peptide research Greater Kashmir
ProHealth BPC-157 Review 2026: Don't Buy Peptide Supplements Without Reading This First! - ACCESS Newswire
ProHealth BPC-157 Review 2026: Don't Buy Peptide Supplements Without Reading This First! ACCESS Newswire
Most anti-ageing peptides don’t work. But these might - BBC Science Focus Magazine
Most anti-ageing peptides don’t work. But these might BBC Science Focus Magazine
Oasis Medical Clinic & Spa Launches Advanced Peptide Therapy in McKinney, TX - The Clarion-Ledger
Oasis Medical Clinic & Spa Launches Advanced Peptide Therapy in McKinney, TX The Clarion-Ledger
§ 07 Sourcing
Sourcing & supply
Regulatory status
Restricted from compounding
Placed on the FDA's 503A Category 2 list and cannot be lawfully compounded in the US. No brand pharmacy alternative exists. US buyers encounter only research-use-only (RUO) channels, which the FDA's Intended Use Doctrine treats as unapproved drug sales.
503B pharmacies · 1
Hallandale Pharmacy (Pharmcore)
Rx required503A with historic warning letter (2020, closed out 2022). Major telehealth fulfillment partner.
Telehealth (Rx) · 3
Defy Medical
Rx requiredBroadest peptide formulary in legitimate US telehealth. 13-year history, concierge cash-pay, no known lawsuits.
Marek Health
Rx requiredPremium hormone optimization. All 50 states. 4.8 Trustpilot. Partners include Hallandale.
Blokes / Joi Women's Wellness
Rx requiredMen's + women's optimization platform. TRT in 34 states. 4.6–4.8 Trustpilot.
International · 5
Rupharma
12+ year Russian pharmacy reseller. Reviews.io 4.84/5 (81+). Has a genuine US warehouse for common peptides.
Trident Peptides
1,299+ Trustpilot reviews (5-star). Strongest review base in UK research peptides. No visible ISO/GMP; COAs not posted.
Direct Peptides
Multi-region geo-routed mirrors. Multiple credible scam complaints. Documented customs seizures. Avoid absent stronger evidence.
Pharma Lab Global
Budget pricing but significant QC concerns. Claims HPLC+MS 'on request' not displayed.
Canlab
Health Canada public warning December 2023. Operates across mirror domains to evade takedowns. Avoid.
Research-use-only · 7
Swiss Chems
Established SARMs/peptide vendor. FDA warning letter Dec 2024 for GLP-1s. Weaker peptide QC than SARMs QC.
Limitless Life Nootropics
'Only BBB-accredited peptide company' (since 2020). Claims three-lab third-party testing. Broad catalog.
Core Peptides
Broad catalog, widest payment range. Mid-credibility: Knoji 2.5/5 and one scam-impersonation report.
Ascension Peptides
Among newer RUO vendors with cleaner credibility signals. SafeCert Labs (CLIA-certified) testing, 4.8 Trustpilot. US-only.
Modern Aminos
Multi-vial batch third-party testing. 5-star Trustpilot (1,400+ reviews). US- and EU-facing.
Peptide Warehouse
US-made, independent third-party testing including endotoxin and heavy-metal panels. Distinct from similar-sounding copycat domains.
BioTech Peptides
Claims >99% purity via HPLC + MS. Accepts cards and PayPal. 30-day money-back.
Listings are informational, not endorsement. Verify credentials and flags against FDA and PCAB databases before purchasing. Full directory & how to verify →
§ 09 Safety
Safety & side effects
Side effects
- 01Generally well tolerated in research
- 02Mild injection site irritation
- 03Unknown long-term safety
Contraindications
None specified.
§ 10 References
Selected references
- 01
BPC-157 accelerates Achilles tendon healing (rats)
J Orthop Res 2003