PPepIndexVendors, ranked on what they can prove.

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Index

Vendors ranked for PT-141

Ranked on PT-141's price per mg against the market median — documentation and testing count as they do overall.

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Verified lab Public COA Ungated pricing Well-priced Score 80+Score 90+

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Verified labPublic COA

Partner links never affect a rank — the score excludes them in code.

4 of 17 PT-141 vendorsScore 80+Clear

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Rank Score Coverage Vendor

Rank 01

Origin Labs

Freedom Diagnostics Testing · 10 certificates

Well documented85%

Rank 02

Koi Peptides

Peptology Labs · 8 certificates

Well documented94%

Rank 03

PeptidePlugs

Freedom Diagnostics Testing · 103 certificates

Extensively documented90%

4Origin LabsFreedom Diagnostics Testing · 10 certificatesCOA56%Price idxWell documented85%
81.8
Visit
3Koi PeptidesPeptology Labs · 8 certificatesCOA89%Price idxWell documented94%
82
Visit
2PeptidePlugsFreedom Diagnostics Testing · 103 certificatesPublic COA55%Price idxExtensively documented90%
89.7
Visit
1Next Gen PeptidesILS Laboratories · 49 certificatesVerified labPublic COA53%Price idxExtensively documented97%
93.8
Visit

Scores are computed from stored data points, not entered by hand — rubric v1.10.0. Methodology →