How We Stack Up
A side-by-side look at what you get when you choose American Peptides over other research peptide suppliers.
Purity
99% guaranteed
Third-Party Testing
Every batch tested
COA Availability
Publicly available
Customer Support
Dedicated support team
Bulk Pricing
Available on all products
Damage & Error Coverage
Free replacement on verified claims
Lab Reports
HPLC + Mass Spectrometry
From Lab to Vial
Our Quality Process
Every peptide passes through a rigorous six-step pipeline before it reaches your lab.
Sourcing
Premium raw materials verified for identity and quality before synthesis begins.
Synthesis
Solid-phase peptide synthesis under strict environmental and procedural controls.
Testing
HPLC analysis and mass spectrometry confirm purity, identity, and molecular weight.
Verification
Independent third-party labs validate results. COAs are generated and published.
Packaging
Lyophilized peptides sealed in sterile vials with tamper-evident closures.
Shipping
Priority processing and tracked delivery ensure your order arrives fast and intact.