Independent testing verdict Fail
This product failed independent verification.
Sample failed verification: 57.8% measured purity against a ≥98% claim, with 98.5% of labelled content.
- Identity verified
- No
- Measured purity
- 57.8%
- Content accuracy
- 98.4%
- Test recency
- Older result
The labelled compound was not confirmed
Label claimed ≥98%
4.92mg measured against 5mg claimed
Published 16 months ago
Specimen PI-LAB-2025-111 Tested by Meridian Bioanalytical 9 samples tested from this company Purity & Testing score 9/100
Full laboratory evidence Findings table, methodology, chain of custody and the original report
Findings
| Metric | Label claim | Measured | Assessment |
|---|---|---|---|
| Purity (HPLC) | ≥ 98% | 57.8% | Fails claim |
| Identity (MS) | Tesamorelin | Not confirmed | Identity failure |
| Content | 5 mg | 4.92 mg | Within 5% of label |
Methodology & chain of custody
LC-MS/MS identity confirmation with quantitative amino acid analysis.
The sample was purchased anonymously through standard retail checkout and shipped to an unaffiliated address, then logged, photographed, and forwarded under chain-of-custody documentation to Meridian Bioanalytical. See our full testing methodology.
- Lot / batch
- R2617-25
- Purchased
- Analysed
- Published
- Laboratory
- Meridian Bioanalytical
- Test type
- Purity & identity
Testing notes
Result confirmed on a second sample from a separate lot at a second laboratory before publication.
Original laboratory report: PI-LAB-2025-111-report.pdf