Supplier Overview
Who holds up under independent testing?
Aggregated from all public characterizations. Suppliers need at least 2 independent results to appear. Pass rate counts Confirmed & Likely confirmed verdicts.
Peptide Sciences23 characterizations
23× Confirmed
100%
pass rate
avg 97.7% purity
Swiss Chems14 characterizations
9× Confirmed5× Likely confirmed
100%
pass rate
avg 93.7% purity
Cosmic Nootropics7 characterizations
6× Confirmed1× Likely confirmed
100%
pass rate
avg 97.4% purity
Blue Sky Peptide6 characterizations
5× Confirmed1× Likely confirmed
100%
pass rate
avg 95.5% purity
Core Peptides6 characterizations
6× Confirmed
100%
pass rate
avg 97.0% purity
Umbrella Labs5 characterizations
4× Confirmed1× Likely confirmed
100%
pass rate
avg 94.7% purity
Behemoth Labz5 characterizations
4× Confirmed1× Likely confirmed
100%
pass rate
avg 96.3% purity
Receptorchem14 characterizations
10× Confirmed3× Likely confirmed1× Inconclusive
93%
pass rate
avg 95.4% purity
Limitless Life Nootropics7 characterizations
4× Confirmed2× Likely confirmed1× Failed
86%
pass rate
avg 93.7% purity
Amino Asylum16 characterizations
9× Confirmed2× Inconclusive3× Wrong compound2× Failed
56%
pass rate
avg 96.6% purity
Limitless Life8 characterizations
5× Inconclusive3× Wrong compound
0%
pass rate
Only publicly shared characterizations are included. Results are submitted by private end users, never suppliers.