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

Independent test result

Epithalon

by Peptide Supply Co.· batch cmpa6pv4g001o73rx1rxi2ek0

99.61 %

measured purity(HPLC)· January 14, 2026

HPLC purity
99.608
Net peptide content
54.96

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

How this batch compares

This batch measured 99.61%, right at Peptide Supply Co.'s average of 99.65% for this peptide over 3 batches, and 0.34 pts above the all-vendor average of 99.27% across 92 COAs from 31 vendors.

84.9% 100.0%
This batch 99.61% Vendor avg (3 batches) 99.65% Peptide avg (92 COAs) 99.27%
Compare pricing

See Epithalon pricing across 31 verified vendors

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

Where to buy

Product pages for this peptide at Peptide Supply Co.