For research use only. Not for human consumption. Not medical advice — consult a licensed clinician.

Independent test result

Testagen

by BioLongevity Labs· batch 43-3-45952

Purity not on file· tested November 19, 2025

How this batch compares

This batch has no measured purity on file. Across 3 tested batches of Testagen from BioLongevity Labs, measured purity averages 99.78%. Across all vendors, Testagen averages 98.23% over 57 COAs.

53.6% 100.0%
Vendor avg (3 batches) 99.78% Peptide avg (57 COAs) 98.23%
Where to buy

Product pages for this peptide at BioLongevity Labs