Verified
Purity (HPLC) 96.4% Acceptable result; purity below premium suppliers but within stated claim tolerance.
Findings
| Metric | Label claim | Measured | Assessment |
|---|---|---|---|
| Purity (HPLC) | ≥ 98% | 96.4% | Slightly below claim |
| Content (mass spec) | 5.0 mg | 4.8 mg | Within 5% of label |
Methodology
RP-HPLC purity; MALDI-TOF identity.
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 Cornerstone Analytical. See our full testing methodology.
Testing notes
Company publishes no batch documentation for comparison.
Original laboratory report: PI-LAB-2026-0015-report.pdf
More Tests — BPC-157
BPC-157 Research Peptides Co.
Purity 98.7% Verified
BPC-157 Cascade Research Group
Purity 61.0% Failed
BPC-157 Cascade Research Group
Purity 64.3% Failed