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

Independent test result

Semax

by Peptide Partners· batch SX202603

99.92 %

measured purity· March 31, 2026

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

How this batch compares

This batch measured 99.92%, right at Peptide Partners's average of 99.92% for this peptide over 2 batches, and 0.52 pts above the all-vendor average of 99.41% across 77 COAs from 24 vendors.

97.7% 100.0%
This batch 99.92% Vendor avg (2 batches) 99.92% Peptide avg (77 COAs) 99.41%
Compare pricing

See Semax pricing across 24 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 Partners