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Supplier

Peptide Harbor

Pass rate

67%

Characterizations

9

Avg purity

92.0%

Peptides tested

7

Verdict breakdown

5× Confirmed1× Likely confirmed1× Inconclusive2× Wrong compound

GHK-Cu

67% pass

Inconclusive56.4% purityPH-GHK-924

26 Sept 2026

CP-260926-GH…

Confirmed96.9% purityPH-GHK-624

2 Sept 2026

CP-260902-GH…

Confirmed97.5% purityPH-GHK-551

14 Aug 2026

CP-260814-GH…

BPC-157

100% pass

Confirmed96.3% purityPH-BPC-809

20 Sept 2026

CP-260920-BP…

Tesamorelin

100% pass

Confirmed97.1% purityPH-TES-819

19 Aug 2026

SUM-20260819…

Retatrutide

100% pass

Likely confirmed93.6% purityPH-RET-774

9 Aug 2026

CP-260809-RE…

KPV

100% pass

Confirmed99.2% purityPH-KPV-804

4 Aug 2026

SUM-20260804…

CJC-1295 (no DAC)

0% pass

Wrong compound94.7% purityPH-CJC-714

14 Jul 2026

SUM-20260714…

PT-141

0% pass

Wrong compound96.1% purityPH-PT1-623

23 Jun 2026

SUM-20260623…

Only publicly shared characterizations are included. Results are submitted by private end users, never suppliers.