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Krause Analytical-tested peptides

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

Krause Analytical website
74published reports
18vendors
26peptides
99.90%median purity
99%median measured vs label

Accreditation

No accreditation found

We found no ISO/IEC 17025 accreditation for this lab in the accreditation bodies' registries.

Registries searched: A2LA, PJLA, IAS, ANAB (couldn't be searched) · 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 Krause Analytical reports

Peptides tested by Krause Analytical

Latest Krause Analytical reports

VendorPeptideDatePurityMeasured vs label
Above All PeptidesTesamorelin2026-09-17––View (image)
Above All PeptidesGlutathione2026-09-17––View (image)
HelixBridgeCagrilintide2026-08-1299.8%93%View
LumiraPT-1412026-08-0599.9%–View
LumiraBPC-157 + TB-5002026-08-0599.0%–View
LumiraRetatrutide2026-08-0599.9%90%View
LumiraTirzepatide2026-08-0599.9%93%View
HelixBridgeRetatrutide2026-08-0399.9%87%View
HelixBridgeBPC-1572026-08-0399.9%44%View
Bulk Peptide SupplyCagrilintide2026-07-2899.9%94%View
Bulk Peptide SupplyKisspeptin-102026-07-2899.9%104%View
Bulk Peptide SupplySemax2026-07-2898.1%120%View
RetaluxRetatrutide2026-07-2099.9%99%View
RetaluxRetatrutide2026-07-2099.6%95%View
LumiraKPV2026-06-2596.4%83%View
LumiraTB-5002026-06-2596.6%96%View
LumiraRetatrutide2026-06-2299.9%68%View
LumiraGHK-Cu2026-06-1599.9%98%View
Pepta LabsRetatrutide2026-05-27––View (image)
DMV PeptidesRetatrutide2026-05-1299.9%125%View
DMV PeptidesRetatrutide2026-05-1299.9%123%View
Pure Tested PeptidesBPC-1572026-04-2899.9%104%View
Pure Tested PeptidesRetatrutide2026-04-2899.9%95%View
Pure Tested PeptidesGHK-Cu2026-04-2899.9%77%View
Regenerative ResearchGHK-Cu2026-04-2499.4%99%View
Bluebonnet PeptidesGLOW2026-04-2299.6%113%View
Bluebonnet PeptidesCJC-1295 (no DAC) + Ipamorelin2026-04-2299.6%106%View
Bluebonnet PeptidesRetatrutide2026-04-2199.9%93%View
Bluebonnet PeptidesRetatrutide2026-04-2199.9%97%View
Bluebonnet PeptidesRetatrutide2026-04-2199.9%106%View
Bluebonnet PeptidesSemaglutide2026-04-2199.9%103%View
Bluebonnet PeptidesTirzepatide2026-04-2199.9%103%View
Bluebonnet PeptidesTirzepatide2026-04-2199.9%104%View
Bluebonnet PeptidesTirzepatide2026-04-2199.9%101%View
Bluebonnet PeptidesSS-312026-04-2199.9%99%View
Bluebonnet PeptidesAOD-96042026-04-2199.9%96%View
Bluebonnet PeptidesBPC-1572026-04-2199.9%100%View
Bluebonnet PeptidesBPC-1572026-04-2199.9%94%View
Bluebonnet PeptidesRetatrutide2026-04-2199.9%92%View
Lux Synth AminosTesamorelin2026-04-07––View (image)
Lux Synth AminosRetatrutide2026-04-07––View (image)
Regenerative ResearchDSIP2026-03-3199.9%104%View
Regenerative ResearchSemax2026-03-3099.9%102%View
Regenerative ResearchIpamorelin2026-03-1199.63%101%View
Chimera PeptidesTirzepatide2026-02-18––View (image)
Peptides For LessTirzepatide2026-02-1898.31%108%View
Pure Tested PeptidesCJC-1295 with DAC2026-02-0499.9%102%View
Apextide BioRetatrutide2026-01-26––View (image)
Hangzhou Mandy BiotechnologyMOTS-c2025-12-12––View (image)
Hangzhou Mandy BiotechnologyKLOW2025-12-12––View (image)
Hangzhou Mandy BiotechnologyRetatrutide2025-12-12––View (image)
Hangzhou Mandy BiotechnologySemax2025-12-01––View (image)
Hangzhou Mandy BiotechnologySelank2025-12-01––View (image)
Hangzhou Mandy BiotechnologySLU-PP-3322025-12-01––View (image)
Hangzhou Mandy BiotechnologyRetatrutide2025-12-01––View (image)
Hangzhou Mandy BiotechnologyRetatrutide2025-12-01––View (image)
Hangzhou Mandy BiotechnologyRetatrutide2025-12-01––View (image)
Pure Tested PeptidesTirzepatide2025-11-2598.96%96%View
Pure Tested PeptidesIpamorelin2025-11-2599.29%105%View
Nexa LabsRetatrutide2025-11-17––View (image)

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.