Kovera Labs
Buffalo Grove, Illinois laboratory with a public verification page: each report number resolves at koveralabs.com/verify to the lab-hosted report set, typically purity and content, endotoxin, heavy metals and a rapid sterility screen. PSR resolved ten reports first-hand in September 2026, and each lab-hosted copy matched the vendor-posted PDF on client, batch, purity, net content and date. Its domain was registered in January 2026 and the earliest report we could confirm is from March 2026 (checked 22 October 2026). Reports are signed by its lab director, David Cohen. No ISO/IEC 17025 accreditation is published. Methods: RP-HPLC purity (C18, DAD 214 nm), LC-MS identity, net content, endotoxin screen, microbial sterility screen, heavy metals (As/Cd/Pb/Hg), pH.
- Vendors with its COAs
- 10
Vendors with its COAs
- Peptides tested
- 12
Peptides tested
Tier A-
Buffalo Grove, IL (350 Lexington Dr)
Checks run
- BusinessL1 Real business: Pass
- IndependentL2 Independence: Pass
- Verify routeL3 Verification route: Pass
- MethodL4 Identity method: Pass
- Track recordL5 Track record: Fail
- AccreditedL6 Accreditation: Fail
Six published checks, the same for every laboratory. Results and evidence
Verify a Kovera Labs certificate yourself
Where the code is, the lookup address, what a genuine result shows, and the control check. We confirmed 91 of 91 certificates naming Kovera Labs at the laboratory, from 10 vendors.
About Kovera Labs
Kovera Labs is an independent analytical lab based in Buffalo Grove, IL (350 Lexington Dr), rated tier A- in the Peptide Source Review lab directory. No ISO/IEC 17025 accreditation is published by the laboratory (checked 2026-10-21). Certificates from a tier A- laboratory earn the +2 laboratory points in our lab rubric.
10 US peptide vendors in our audit publish certificates naming Kovera Labs, led by Transition Biotech at 7.98/10. The reports cover RP-HPLC purity (C18, DAD 214 nm), LC-MS identity, net content, endotoxin screen, microbial sterility screen, heavy metals (As/Cd/Pb/Hg), pH.
How we graded Kovera Labs
Each check is the same for every laboratory (the rules). Checked 2026-10-22.
| Result | Check | What we found |
|---|---|---|
| Pass | L1 Real business | The site gives 350 Lexington Dr, Buffalo Grove, IL; reports are signed by David Cohen, Lab Director.Evidence for L1 (opens in new tab)koveralabs.comchecked |
| Pass | L2 Independence | koveralabs.com was registered 2026-01-02, before every report confirmed at the lab (earliest 2026-03-27); several clients; lookup on the lab's own site. A 2025-12-12 date on two Onyx rows was a data error, since corrected.Evidence for L2 (opens in new tab)rdap.verisign.comchecked |
| Pass | L3 Verification route | On 2026-10-22 the lab's verify service returned real report codes and nothing for an invented code; the linked address is the laboratory's own copy of report KVR-2026-D509C1 (ARA-290, Ascension Peptides), which its verify page also returns at koveralabs.com/verify.Evidence for L3 (opens in new tab)koveralabs.comchecked |
| Pass | L4 Identity method | Reports carry an Identity Confirmation by LC-MS.Evidence for L4 (opens in new tab)onyxbiolabs.comchecked |
| Fail | L5 Track record | Earliest confirmed report 2026-03-27, under 12 months before the check.Evidence for L5 (opens in new tab)onyxbiolabs.comchecked |
| Fail | L6 Accreditation | No accreditation is claimed, and the PJLA, A2LA and ANAB registers have no entry for it.Evidence for L6 (opens in new tab)beta.pjview.comchecked |
No ISO/IEC 17025 accreditation is published by the laboratory (checked 2026-10-21)
Vendors publishing Kovera Labs certificates
Peptides tested here
Products whose certificate on a vendor page names Kovera Labs. Compare sources for each.
Similar labs
Other tier A- labs in our directory.
Kovera Labs: Frequently Asked Questions
Is Kovera Labs accredited?
We have not confirmed ISO/IEC 17025 accreditation for Kovera Labs that is active on the accrediting body's register with a scope covering peptide testing (check L6). No ISO/IEC 17025 accreditation is published by the laboratory (checked 2026-10-21).
Which peptide vendors use Kovera Labs?
10 vendors in our independent audit publish certificates naming Kovera Labs: Transition Biotech, Prime Peptides, Modern Aminos, LabFirst Peptides, Ascension Peptides, Onyx Biolabs, and 4 more. The full list with scores is on this page.
What does Kovera Labs test for?
Kovera Labs performs RP-HPLC purity (C18, DAD 214 nm), LC-MS identity, net content, endotoxin screen, microbial sterility screen, heavy metals (As/Cd/Pb/Hg), pH on research-peptide samples.