PPepIndexVendors, ranked on what they can prove.

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Index

Vendor rankings 2026

Ranked 0–100 on published, sourced evidence. Every score ships with its coverage figure.

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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.

3 of 55 vendorsWell-priced Score 90+Clear

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Rank Score Coverage Vendor

Rank 01

Ascend Science

Kovera Labs and/or ILS Labs · 27 certificates

Extensively documented91%

Rank 02

Amino Club

ILS Laboratories · 6 certificates

Extensively documented95%

Rank 03

Next Gen Peptides

ILS Laboratories · 49 certificates

Extensively documented97%

5Ascend ScienceKovera Labs and/or ILS Labs · 27 certificatesVerified labPublic COA64%Price idxExtensively documented91%
90.2
Visit
4Amino ClubILS Laboratories · 6 certificatesVerified labCOA64%Price idxExtensively documented95%
90.4
Visit
1Next Gen PeptidesILS Laboratories · 49 certificatesVerified labPublic COA58%Price idxExtensively documented97%
93.8
Visit

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