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Vanguard Laboratory-tested peptides

Certificates of analysis from Vanguard Laboratory that peptide vendors publish: which vendors use the lab, which peptides it tested, and what it found. Vanguard Laboratory's website.

Vanguard Laboratory website
225published reports
15vendors
72peptides
99.71%median purity
106%median measured vs label

Accreditation

Accredited, other scope

This lab holds an ISO/IEC 17025 accreditation (A2LA certificate 6377.01), but its scope doesn't include peptide testing, so it doesn't cover the peptide reports below.

Registered as Olympic Analytical, LLC DBA Vanguard Laboratory, 2635 Parkmont Ln. SW Ste. A, Olympia, WA 98502, USA.

Scope: A2LA scope dated 12/22/2025 ('Biological Field of Testing'): tests on 'food, pharmaceuticals, environmental samples...'. Biological: AOAC food/surface microbiology (aerobic bacteria, Enterobacteria, E. coli/coliforms, Listeria, Salmonella, S. aureus, yeast & mold) and gluten (AOAC 2012.01). Chemical: parabens/phenoxyethanol/organic acid…

Valid until 2027-09-30.

What the lab says: Vanguard's COA portal says results come with ISO/IEC 17025:2017 accreditation; some vendors cite it as certificate 6377.01.01. (source)

Accreditation record · checked 2026-10-10. ISO/IEC 17025 is the standard for testing-lab competence; we check the accreditation body's own registry, not the lab's claim.

Vendors that publish Vanguard Laboratory reports

Peptides tested by Vanguard Laboratory

Latest Vanguard Laboratory reports

VendorPeptideDatePurityMeasured vs label
PeptidologyRetatrutide2026-10-0299.8%118%View
PeptidologyTesamorelin2026-10-0199.55%108%View
Licensed PeptidesAdamax2026-09-29––View (image)
Licensed PeptidesAHK-Cu2026-09-25––View (image)
Licensed PeptidesTesamorelin2026-09-25––View (image)
Licensed Peptides5-Amino-1MQ2026-09-25––View (image)
Licensed PeptidesAHK-Cu2026-09-25––View (image)
Licensed PeptidesBPC-157 + TB-5002026-09-25––View (image)
Licensed PeptidesCagrilintide + Retatrutide2026-09-25––View (image)
Licensed PeptidesCartalax2026-09-25––View (image)
Licensed PeptidesCJC-1295 (no DAC) + Ipamorelin2026-09-25––View (image)
Licensed PeptidesFOXO4-DRI2026-09-25––View (image)
Licensed PeptidesGlutathione2026-09-25––View (image)
Licensed PeptidesLL-372026-09-25––View (image)
Licensed PeptidesSnap-82026-09-25––View (image)
PeptidologyMOTS-c2026-09-2599.8%125%View
Orbitrex PeptidesFOXO4-DRI2026-09-1899.8%133%View
Orbitrex PeptidesSomatopulse2026-09-1899.02%–View
PeptidologyGLOW2026-09-1799.8%–View
PeptidologyGHK-Cu2026-09-1099.42%99%View
Crush ResearchRetatrutide2026-09-0999.79%108%View
Crush ResearchRetatrutide2026-09-0999.8%98%View
Crush ResearchRetatrutide2026-09-0999.8%99%View
PeptidologySemaglutide2026-09-0999.55%114%View
PeptidologySemaglutide2026-09-0999.43%113%View
PeptidologyRetatrutide2026-09-0999.8%110%View
PeptidologyRetatrutide2026-09-0999.76%116%View
PeptidologyRetatrutide2026-09-0999.8%119%View
PeptidologyTB-5002026-09-0999.5%108%View
PeptidologyTesamorelin2026-09-0999.08%120%View
Core PeptidesAdipotide2026-08-2198.42%–View
Core PeptidesBronchogen2026-08-2199.1%–View
Core PeptidesCardiogen2026-08-2199.8%–View
Core PeptidesCJC-1295 (no DAC) + Hexarelin2026-08-2199.06%–View
Core PeptidesGHK-Cu2026-08-2199.8%–View
Core PeptidesGHK-Cu2026-08-2199.8%–View
Core PeptidesGonadorelin2026-08-2199.43%–View
Core PeptidesPentapeptide-182026-08-2199.56%–View
Core PeptidesPNC-272026-08-2198.33%–View
Core PeptidesProstamax2026-08-2198.95%–View
Core PeptidesThymosin Alpha-12026-08-2199.22%–View
Licensed PeptidesARA-2902026-08-16––View (image)
PeptidologyRetatrutide2026-08-1699.8%114%View
Core PeptidesKLOW2026-08-0599.64%–View
PeptidologyTirzepatide2026-08-0599.8%109%View
PeptidologyRetatrutide2026-08-0599.8%123%View
PeptidologySemaglutide2026-07-2999.51%99%View
Orbitrex PeptidesL-Carnitine2026-07-28––View (image)
PeptidologyTirzepatide2026-07-2899.38%109%View
PeptidologyTirzepatide2026-07-2899.45%113%View
PeptidologyRetatrutide2026-07-2899.75%103%View
Core PeptidesAHK-Cu2026-07-2299.8%–View
Core PeptidesAICAR2026-07-2299.8%–View
Core PeptidesAOD-96042026-07-2299.08%–View
Core PeptidesARA-2902026-07-2299.03%–View
Core PeptidesBPC-1572026-07-2299.8%–View
Core PeptidesBPC-1572026-07-2299.8%–View
Core PeptidesBPC-157 + TB-5002026-07-2299.5%–View
Core PeptidesBPC-157 + TB-5002026-07-2299.5%–View
Core PeptidesGLOW2026-07-2299.5%–View

Reports as published by vendors; numbers are shown where the document is readable text. A vendor's COA shows one tested sample, not every batch. Vendors banned for fake lab reports are excluded.