§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · DEC-2025● VERIFIED SUBMISSION · PUBLIC RECORD

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◆ Batch ID · 25110340103✓ Verified · Pass

MOTS-C × Certified Peptides - Lab Test, December 2025

Tested Thursday, December 18, 2025 · submitted by @Frank 👑 Legend

HPLC Purity

99.31%

✓ Excellent

PeptideMOTS-C

BrandCertified Peptides

LabVanguard Laboratory

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Test results

8 data points

Purity

99.31%

Endotoxins

0.10 EU/mg

Stated qty

20 mg

Tested qty

21.22 mg

Qty match

106% of labeled · +6%

Batch ID

25110340103

Container

Small vial with printed label reading "MOTS-C" / "20 MG" / Certified Peptides branding / Green checkmark / Flip-off cap

Tested by

Vanguard LaboratoryView profile →

◆ Quantity verification

20 mg→21.22 mg+6%

About this test

This independent HPLC-UV/VIS lab test confirms MOTS-C 20mg from Certified Peptides at 99.31% purity with an actual assay of 21.22 mg. The analysis was performed by Vanguard Laboratory and reported on December 19, 2025, under Batch Number 25110340103.

MOTS-C is a mitochondrial-derived peptide researched for its role in metabolic regulation, insulin sensitivity, exercise mimetic effects, and cellular energy homeostasis. Additional testing confirmed endotoxin levels at 0.10 EU/mg (LAL method), sterility with no growth detected (USP <71>), and non-detectable levels of heavy metals including chromium, arsenic, cadmium, lead, and mercury via ICP-MS.

The full certificate of analysis is available for download on this page.