Gray Labs Peptides Review

Third-party lab testing: 1 independent Janoshik assay on file, median measured purity 99.4%, most recent test 2026-02-09.

Listed in the Finnrick vendor directory. Not yet tested.

Gray Labs is listed as active. Tracked by Finnrick. No test data available yet.

Independent lab test results for Gray Labs

SubstanceMeasured purityTest date
20mg Retatrutide99.41%2026-02-09

The record for Gray Labs

StatusActive
Independent assays on file1
Median measured purity99.4%
Vendor typeResearch-use supplier

What we found

Ordering and payment

Card payments
Not accepted
Cryptocurrency
Not accepted
Online checkout
Not available

How we checked

These details were read from Gray Labs's own website on 2026-08-10. Pages consulted:

Frequently asked questions

Is Gray Labs legit?

Gray Labs is listed as active and we hold 1 independent Janoshik assay on file, median measured purity 99.4%. That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.

Has Gray Labs been lab tested?

Yes. We hold 1 third-party Janoshik assay for Gray Labs, with a median measured purity of 99.4%. The most recent is dated 2026-02-09.

Popular peptides: Semaglutide, Tirzepatide, Retatrutide, BPC-157, CJC-1295, Ipamorelin.