Trusted Peptide Vendors
A curated list of reputable peptide vendors with third-party HPLC testing, published Certificates of Analysis (COAs), and verified reputations. Always verify the legality of purchasing peptides in your jurisdiction.
What Makes a Vendor Trustworthy?
Third-Party HPLC Testing
Independent lab verification of purity and identity — not the vendor’s own in-house tests.
Published COAs
A Certificate of Analysis for each batch, freely available, not gated behind support tickets.
Community Reputation
A track record of consistent quality and responsive customer service documented in community forums.
Finnrick Testing
Participation in independent testing programs like Finnrick adds an additional layer of verification.
Our Recommended Vendors
US-based vendor with third-party HPLC testing and published COAs. One of the few reputable sources we've verified for research-grade peptides.
Hims
Our PickCOAPublicly traded (NYSE: HIMS). Prescribes brand-name Wegovy and Ozempic through licensed physicians. LegitScript certified. One of the most established telehealth platforms for GLP-1 prescriptions.
Swiss Chems
Finnrick CRo
COAEstablished telehealth platform (formerly Roman). Offers GLP-1 prescriptions through licensed providers. Body program includes metabolic labs, provider consultations, and ongoing monitoring.
Sesame Care
COATelehealth marketplace offering transparent, upfront pricing for GLP-1 prescriptions. Connects patients directly with licensed providers. No insurance required, no hidden fees.
Finnrick grades are based on independent HPLC lab testing. Learn more · Finnrick is a commercial service — ratings are third-party, not independent.