Independent testing verdict Pass
This product matched its label.
Identity confirmed and measured purity of 98.1% met the stated ≥98% claim. Content measured 99.6% of label.
- Identity verified
- Yes
- Measured purity
- 98.1%
- Content accuracy
- 99.6%
- Test recency
- Older result
Mass spectrometry confirmed the labelled compound
Label claimed ≥98%
9.96mg measured against 10mg claimed
Published 18 months ago
Specimen PI-LAB-2025-073 Tested by Axiom Mass Spec Services 20 samples tested from this company Purity & Testing score 87/100
Full laboratory evidence Findings table, methodology, chain of custody and the original report
Findings
| Metric | Label claim | Measured | Assessment |
|---|---|---|---|
| Purity (HPLC) | ≥ 98% | 98.1% | Meets claim |
| Identity (MS) | Oxytocin | Confirmed | Matches label |
| Content | 10 mg | 9.96 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 Axiom Mass Spec Services. See our full testing methodology.
- Lot / batch
- D1076-25
- Purchased
- Analysed
- Published
- Laboratory
- Axiom Mass Spec Services
- Test type
- Purity, identity & content
Original laboratory report: PI-LAB-2025-073-report.pdf