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

Independent test result

PT-141

by BioLongevity Labs· batch 25-3-45952

99.85 %

measured purity(HPLC)· November 12, 2025

HPLC purity
99.85
Net peptide content
5.2

How this batch compares

This batch measured 99.85%, 0.12 pts above BioLongevity Labs's average of 99.73% for this peptide over 8 batches, and 0.08 pts above the all-vendor average of 99.77% across 50 COAs from 20 vendors.

98.8% 100.0%
This batch 99.85% Vendor avg (8 batches) 99.73% Peptide avg (50 COAs) 99.77%
Where to buy

Product pages for this peptide at BioLongevity Labs

From the same lot

Other tests in lot 25-3-45952

Same batch, independently tested. Cross-confirm the purity claim.