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Independent test result

P21 with Adamantane

by Verified Peptides· batch P2106260210B

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Purity not on file· tested June 6, 2026

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How this batch compares

This batch has no measured purity on file. Across 2 tested batches of P21 with Adamantane from Verified Peptides, measured purity averages 98.58%. Across all vendors, P21 with Adamantane averages 98.95% over 3 COAs.

98.5% 99.8%
Vendor avg (2 batches) 98.58% Peptide avg (3 COAs) 98.95%
Compare pricing

See P21 with Adamantane pricing across 2 verified vendors

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