Analytically verified research peptides supplied in volume, with batch-specific documentation and dedicated B2B support for laboratories, distributors and qualified research organizations across Europe.
For research use only. Not for human or veterinary use.
Tirzepatide
Semaglutide
GHK-Cu
A focused range of synthetic research peptides supplied wholesale for laboratory and institutional use, each supplied as a lyophilized research vial with specifications and batch documentation available on request.




Batch-specific Certificate of Analysis and supporting analytical documentation are available upon request to qualified B2B customers. Testing is performed by an independent third-party laboratory, with documentation released per batch shipped.
Batch-specific COA disclosing testing results for the lot shipped.
Purity data confirmed by high-performance liquid chromatography.
Compound identity confirmation by mass spectrometry.
SDS provided where applicable to the compound.
Minimum order 100 vials per SKU. Pricing is structured by volume band and quoted directly rather than published.
Peptides are produced through a qualified contracted manufacturing partner operating under a structured quality management system. Every batch is tested by an independent third-party laboratory — not PepMaster's own staff — before it is released for sale.
Every production batch is tested by an independent third-party laboratory and confirmed by mass spectrometry before release. Documentation is available on request.
Produced through a qualified contracted manufacturing partner operating under a structured quality management system, with batch traceability maintained throughout.
Batch-specific COA, HPLC data, MS data and SDS (where applicable) are available on request to verified B2B customers.
Shipments go out to laboratories and distributors across the EU/EEA and wider Europe, with delivery timelines confirmed at quotation.
Pricing is structured by order volume and quoted directly rather than published. Requests are answered within one business day.
Wholesale partners get a dedicated point of contact for repeat orders, documentation requests and technical questions.
PepMaster Peptide Supply works with distributors and research-focused brands that need dependable, repeat supply of research peptides — built around forecasting, batch allocation and documentation rather than one-off orders.
Distributor ProgramTell us what your laboratory, CRO, or distribution business needs, and we'll respond within one business day with a wholesale proposal, indicative lead times, and documentation options.
Request Wholesale Proposal