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

Independent test result

Bronchogen

by Ion Peptide· batch BN20-012026

99.61 %

measured purity· January 23, 2026

New to reading a COA? See how to read a peptide COA →

How this batch compares

This batch measured 99.61%, right at Ion Peptide's average of 99.61% for this peptide over 2 batches, and right at the all-vendor average of 99.58% across 7 COAs from 3 vendors.

99.1% 99.9%
This batch 99.61% Vendor avg (2 batches) 99.61% Peptide avg (7 COAs) 99.58%
Compare pricing

See Bronchogen pricing across 3 verified vendors

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