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

Independent test result

PT-141

by BioLongevity Labs· batch QC260247

99.77 %

measured purity(HPLC)· January 15, 2026

HPLC purity
99.77
Net peptide content
5.13

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How this batch compares

This batch measured 99.77%, right at BioLongevity Labs's average of 99.73% for this peptide over 8 batches, and 0.06 pts above the all-vendor average of 99.71% across 140 COAs from 43 vendors.

98.8% 100.0%
This batch 99.77% Vendor avg (8 batches) 99.73% Peptide avg (140 COAs) 99.71%
Compare pricing

See PT-141 pricing across 43 verified vendors

Merit's price comparison page pulls current listings so you can cross-check purity history vendor by vendor.

Where to buy

Product pages for this peptide at BioLongevity Labs