Peptide Vendors
Research peptide suppliers listed on PeptideStack. Compare by product selection and location.
Research compounds only. The peptides sold by these vendors are research chemicals. Most are not FDA-approved for human consumption. Sale, possession, or use for human consumption may be illegal in your jurisdiction.
No endorsement, no compensation. PeptideStack does not endorse, verify, or receive compensation from any vendor. We have no affiliate relationships, referral codes, or business relationships with any vendor listed. Listings are for informational reference only.
Verify independently. Always review a vendor's third-party Certificates of Analysis (COAs), check regulatory status in your country, and consult a qualified healthcare provider before using any compound.
Pinnacle Peptide Labs
Family-owned U.S. research supplier based in Miami, specializing in >99% pure peptides from cGMP-certified facilities.
Ascension Peptides
U.S.-based peptide supplier offering individual compounds and popular stacks like the Wolverine Stack (BPC-157 + TB-500).
Licensed Peptides
Licensed U.S. business offering 6X-tested research peptides from WHO/GMP and ISO 9001:2015-certified manufacturers with same-day shipping.
Nova Peptides
Research chemical supplier with third-party tested peptides and same-day fulfillment on orders before 2PM CST.
Guru Peptides
USA-made research peptides with 99% purity, lab-tested via Amino Acid Analysis. Also offers SARMs and bulk chemicals.