How to choose a US research peptide supplier
Choosing a research peptide supplier is a documentation and traceability decision. Verify independent testing, lot matching, sourcing documentation, sealed packaging, and clear specifications before ordering.
Supplier checklist
- Independent HPLC purity and mass-spectrometry identity results.
- A certificate tied to the lot printed on the vial and packing slip.
- Clear documentation of sourced finished labelled reagents, packaged and shipped from California, plus third-party laboratory information.
- Sealed, labeled packaging and storage guidance for lyophilized material.
- Research-use-only terms without dosing or human-use instructions.
Brant supplies sourced finished labelled research reagents, packaged and shipped from California, with lot-keyed certificates and third-party testing information. See Certificates of Analysis, Third-Party Testing, and How to read a peptide COA.
Laboratory reagents for in-vitro research use only (RUO). Not for human or veterinary use.