§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · APR-2026● VERIFIED SUBMISSION · PUBLIC RECORD
◆ Batch ID · RT20260320✓ Verified · Pass
Retatrutide × Royal Peptides - Lab Test, April 2026
Tested · submitted by @Frank 👑 Legend
HPLC Purity
99.78%
✓ Excellent
Test results
6 data points
Purity
99.78%
Endotoxins
Not tested
Stated qty
20 mg
Tested qty
22.89 mg
Qty match
114% of labeled · +14%
Batch ID
RT20260320
Tested by
Janoshik LabsView profile →
◆ Quantity verification
20 mg→22.89 mg+14%
About this test
This independent HPLC lab test confirms Retatrutide 20mg from Royal Peptides at 99.779% purity. The analysis was conducted by Janoshik Labs on April 1, 2026.
Retatrutide is a triple GIP/GLP-1/glucagon receptor agonist researched for its role in metabolic regulation and weight management. A purity level of 99.779% indicates minimal contamination and high-grade synthesis.
The full certificate of analysis is available for download on this page.
Certificate of analysis
Original document
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