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Research Peptide Labs
A family owned company based in Florida committed to providing high quality, lyophilized peptides for research purposes, with all products third party tested and guaranteed over 99% purity.
Research Peptides Europe
Delivers ultra-pure, research-grade peptides at 99.8% purity for Europe's top labs.
Modern Research Peptides
Described in Trustpilot listings as one of the few peptide companies trusted for research.
Precision Research Peptides
A research-focused supplier dedicated to delivering high-purity peptides and reference materials exclusively for laboratory and scientific research use, working with vetted manufacturing partners and independent third-party testing facilities.
Apex Peptide Supply
Research peptide vendor offering products such as DSIP, with every batch independently HPLC-tested and batch-specific Certificates of Analysis available.
Ameano Peptides
Sells research peptides such as PT-141 (Bremelanotide) at 10mg, described as a >=99% pure melanocortin-receptor peptide supplied as lyophilized powder.
Modern Aminos
A research chemicals vendor offering peptides like PT-141 in 10mg powder vials, with formulations said to comply with quality regulations in Europe, USA, and Canada.

Grey Research Peptides
Sells research peptides such as lyophilized tirzepatide vials, marketed as ≥99% purity with HPLC and mass spectrometry verification, for research use only.
NGPeptide
Sells research peptide blends such as KLOW at 99%+ purity with Certificate of Analysis available.
Peptides 4 Research
A Lewisburg, TN based chemical supplier offering research-grade peptides including BPC-157 and CJC-1295, sold strictly for research and development use.
Protide Health
US-based research peptide supplier manufacturing in ISO 9001:2015 certified, GMP-compliant facilities, publishing batch-specific COAs with HPLC-UV and LC-MS verification for every product.
The Peptide Labs
A Canadian supplier of research peptides with >=99% purity, described as a trusted Canadian source for highly purified peptides, proteins, and amino acid derivatives for scientific research.
Peptide Warehouse (Canada)
Canadian-made peptide supplier with fast Canada-wide shipping, offering BPC-157, TB-500, GLOW, KLOW, GHK-Cu, CJC-1295, NAD+ and other research peptides, with manufacturing and vial production based in Canada.
NCRP Canada
Canadian research peptide supplier whose products are manufactured in Canada and certified >98% pure by HPLC.
Reviv Peptides
Canada's research peptide supplier with fast, discreet shipping nationwide, shipping within one business day from Vancouver.
Canadian Peptides
Described as Canada's most trusted source for research peptides, with purity guaranteed, HPLC tested, COA verified, and fast shipping across Canada.
Researched Peptides
Offers fast 2-day delivery via Canada Post Xpresspost dispatched from a Vancouver facility, with peptides sourced, produced and lab-tested in Canada.
Peptides Lab UK
UK research peptide supplier offering third-party HPLC-verified peptides with a COA per batch, same-day dispatch, and next-day delivery.
UK Peptides
UK peptide supplier operating since 2012, with peptides manufactured to greater than 99% purity.
Peptides UK
Claims to be the UK's number 1 supplier of the highest quality research peptides, with all peptides tested for purity by HPLC and MS-UPLC analysis.
Imperial Peptides UK
London-based research peptide supplier offering every batch independently verified with a full Certificate of Analysis and next-day dispatch with full tracking.
Regen Peptides UK
UK supplier of premium research peptides that undergo independent third-party testing to verify mass, purity and identity, with Certificates of Analysis available.
XL Peptides
UK research peptide supplier offering BPC-157, TB-500, GHK-Cu and other compounds.
Pure Peptides UK
UK peptide supplier trusted by over 15,000 customers for more than 12 years, offering full endotoxin and heavy metal testing for its premium range.
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