Independent test result
Selank
by Pepsgpt· batch P-2406449-E
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Purity not on file· tested May 4, 2026
How this batch compares
This batch has no measured purity on file. Across all vendors, Selank averages 99.63% over 55 COAs.
97.2% 100.0%
Peptide avg (55 COAs) 99.63%