SELANK × Good Science - Lab Test, May 2026
Test results
About this test
This independent HPLC lab test confirms a two-peptide blend from Good Science at 99.11% purity. The analysis was conducted by Vanguard Laboratory on May 27, 2026. The blend composition includes SELANK 11.28mg and SEMAX 10.56mg, totaling 21.84mg tested against a stated 20mg label claim.
This synergistic peptide blend combines SELANK and SEMAX, both synthetic nootropic peptides researched for their roles in cognitive function, anxiety modulation, stress resilience, and neuroprotection. Each component works distinctly to support mental clarity and emotional balance. A purity level of 99.11% indicates high-grade synthesis with minimal contamination. Endotoxin testing passed at <5.00 EU/mg, confirming safety standards.
The full certificate of analysis is available for download on this page.
Certificate of analysis
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