QNTMbio.com

Third-Party Tested Research Peptides

99%+ Purity

Every lyophilized peptide lot tests at 99%+ purity, verified by a third-party US-based laboratory.

Quality Assured

Tested in the USA by an independent laboratory. Sourced from partners operating to WHO/GMP and ISO 9001:2015 quality systems.

Third-Party Tested

Every lyophilized peptide lot is third-party tested, with the certificate linked on its product page.

Fast, Discreet Shipping

Ships to the USA & Canada — orders before 12PM PST ship the next business day.

Quantum Peptides is a US-based supplier of lyophilized research peptides for laboratory use. Every lot is tested by an independent American laboratory to a minimum of 99% purity by HPLC, and the certificate of analysis for your exact lot is published on the product page — so you can check it before you order, not after. We ship discreetly, with tracking, to the United States and Canada. New to verifying research peptides? Start with our guide to reading a certificate of analysis or the reconstitution calculator. For Research Use Only.