Independent test result
Oxytocin
by BioLongevity Labs· batch Z2-3-45952
—
Purity not on file· tested November 19, 2025
New to reading a COA? See how to read a peptide COA →
How this batch compares
This batch has no measured purity on file. Across 3 tested batches of Oxytocin from BioLongevity Labs, measured purity averages 99.75%. Across all vendors, Oxytocin averages 98.87% over 47 COAs.
92.7% 100.0%
Vendor avg (3 batches) 99.75% Peptide avg (47 COAs) 98.87%
Compare pricing
See Oxytocin pricing across 21 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
Keep exploring