Third-party lab testing: 35 independent Janoshik assays on file, covering 24 substances, median measured purity 99.6%, most recent test 2025-09-15.
Finnrick, an independent testing programme, publishes 3 assays for Eros Peptides: 2 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 1 did not. Most recent assay 3 Oct 2025.
Eros Peptides operates from US, GA 30339, listed by Finnrick as "Trading". Source: Finnrick, https://www.finnrick.com/vendors/eros-peptides.
Finnrick-tested with good results. Tested across 1 peptide products with 3 total samples.
Eros Peptides is listed as active. Finnrick Grade B. Finnrick avg score: 6.9/10 across 3 samples (1 products). Good quality with consistent test results.
Eros Peptides holds independent lab grade B, assigned across 3 graded samples, average score 6.9/10. That grade comes from an independent grader's own sampling, not from PeptideAtlas, and it describes the samples that grader obtained rather than every batch sold.
| Substance | Measured purity | Test date |
|---|---|---|
| Tesamorelin | 99.36% | 2025-08-29 |
| Snap-8 | 99.75% | 2025-07-09 |
| Tesamorelin | not reported | 2025-09-15 |
| 5-Amino-1MQ | not reported | 2025-09-15 |
| Tesamorelin | not reported | 2025-09-01 |
| 5-Amino-1MQ | not reported | 2025-09-01 |
| 5-Amino-1MQ | not reported | 2025-09-01 |
| Retatrutide | not reported | 2025-09-01 |
| Tesamorelin | not reported | 2025-08-29 |
| 5-Amino-1MQ | not reported | 2025-08-29 |
| Retatrutide | not reported | 2025-08-29 |
| AOD 10mg | not reported | 2025-07-08 |
2 of these 12 assays report a measured purity figure. The other 10 confirm the substance was submitted and tested but carry no purity number on the certificate, which is not the same as a failed result.
All 35 lab tests for Eros Peptides
| Product | Assays | Result |
|---|---|---|
| Tirzepatide | 3 | 2 passed, 1 failed |
Source: Finnrick, as published 2026-08-09. Pass and fail are Finnrick's classification against its own threshold, not ours.
| Status | Active |
|---|---|
| Independent lab grade | B (3 samples) |
| Average grader score | 6.9/10 |
| Independent assays on file | 35 |
| Median measured purity | 99.6% |
| Vendor type | Research-use supplier |
Eros Peptides is listed as active and we hold 35 independent Janoshik assays on file, median measured purity 99.6%; 3 Finnrick assays (2 passing, 1 failing its purity threshold); an independent lab grade of B. That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.
Yes. We hold 35 third-party Janoshik assays for Eros Peptides, covering 24 substances, with a median measured purity of 99.6%. The most recent is dated 2025-09-15. Finnrick, an independent testing programme, publishes 3 assays for Eros Peptides: 2 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 1 did not. Most recent assay 3 Oct 2025.
Tested substances: Tesamorelin, 5-Amino-1MQ, Retatrutide, Snap-8, Reta 30mg, Tirz 50mg, Tirz 60mg, Cagrilintide 10 Mg, Tirzepatide 10mg, Lpamorelin 10mg, Semaglutide 30mg, Tirzepatide 30mg.
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