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“Exceptional Quality & Service”

"Every batch we’ve tested from Peptide Inventory meets or exceeds 99%+ purity. Their reliability has made them a key part of our research supply chain.”

— Dr. Alan McKinnon, PhD, Cellular Biology

“My Lab’s Trusted Source”

"From professional packaging to clean lab reports, everything reflects attention to detail. Fast shipping is the cherry on top."

— Jessica M., Research Technician, TX

“Reliable Peptides, Every Time”

"I’ve reordered multiple times over the past year and the consistency is unmatched. Each peptide comes with clear documentation and delivers solid results in our in vitro tests."

— Dr. Amanda Ruiz, Life Sciences Researcher

“One of the Best Peptide Sources in the U.S.”

"Great product quality and documentation. All compounds we’ve ordered showed expected molecular weight and purity in independent analysis. Highly recommend for serious research teams."

— Dr. Joseph Kim, Molecular Biologist

“Outstanding Shipping Speed”

"Ordered Tuesday, arrived Thursday. Cold-packed, clearly labeled, and everything was intact. That kind of service is rare in this space."

— Samantha R., Independent Researcher

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The statements made within this website have not been evaluated by the US Food and Drug Administration. The statements and the products of this company are not intended to diagnose, treat, cure or prevent any disease.

Peptide Inventory is a chemical supplier. Peptide Inventory is not a compounding pharmacy or chemical compounding facility as defined under 503A of the Federal Food, Drug, and Cosmetic act. Peptide Inventory is not an outsourcing facility as defined under 503B of the Federal Food, Drug, and Cosmetic act.

All products are sold for research, laboratory, or analytical purposes only, and are not for human consumption.