Independent testing verdict Pass
This product matched its label.
Identity confirmed and measured purity of 97.4% met the stated ≥98% claim. Content measured 100.0% of label.
- Identity verified
- Yes
- Measured purity
- 97.4%
- Content accuracy
- 100%
- Test recency
- Current cycle
Mass spectrometry confirmed the labelled compound
Label claimed ≥98%
10mg measured against 10mg claimed
Published 12 months ago
Specimen PI-LAB-2025-160 Tested by Redpoint Laboratories 12 samples tested from this company Purity & Testing score 98/100
Full laboratory evidence Findings table, methodology, chain of custody and the original report
Findings
| Metric | Label claim | Measured | Assessment |
|---|---|---|---|
| Purity (HPLC) | ≥ 98% | 97.4% | Within analytical tolerance |
| Identity (MS) | TB-500 | Confirmed | Matches label |
| Content | 10 mg | 10 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 Redpoint Laboratories. See our full testing methodology.
- Lot / batch
- L3987-25
- Purchased
- Analysed
- Published
- Laboratory
- Redpoint Laboratories
- Test type
- Full panel (purity, identity, content, endotoxin)
Original laboratory report: PI-LAB-2025-160-report.pdf