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

Independent test result

SS-31

by Peptide Supply Co.· batch SS50-06032026

99.89 %

measured purity· June 5, 2026

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How this batch compares

This batch measured 99.89%, 0.06 pts above Peptide Supply Co.'s average of 99.83% for this peptide over 5 batches, and 0.19 pts above the all-vendor average of 99.70% across 134 COAs from 32 vendors.

98.5% 100.0%
This batch 99.89% Vendor avg (5 batches) 99.83% Peptide avg (134 COAs) 99.70%
Compare pricing

See SS-31 pricing across 32 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 Peptide Supply Co.