Educational guide
COA - EZ Peptides
Certificates of Analysis (COAs) Below is a list of lab test results for each of our research peptides. Each COA is verified by an independent third-party lab to ensure purity and accuracy. Date Tested: 07 May 2026 Purity: 99.835% Date Tested: 24 Mar 2026 Date
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Certificates of Analysis (COAs)
Below is a list of lab test results for each of our research peptides. Each COA is verified by an independent third-party lab to ensure purity and accuracy.
Date Tested: 07 May 2026
Purity: 99.835%
Date Tested: 24 Mar 2026
Date Tested: 02 Jun 2026
Purity: 99.405%; 99.468%.
Purity: 99.861%; 99.915%; 99.881%.
Date Tested: 07 Apr 2026
Purity: 99.909%; 99.879%; 99.919%.
Purity: 99.968%; 99.928%; 99.924%
Date Tested: 02 Jan 2026
Purity: 99.816%; 99.881%; 99.855%.
Date Tested: 23 Jun 2026
Purity: 99.946%; 99.947%; 99.938%.
Date Tested: 19 Feb 2026
Purity: 99.503%; 99.445%; 99.055%.
Date Tested: 29 Nov 2025
Date Tested: 10 Feb 2026
Purity: 99.674%; 99.632%.
Date Tested: 08 Jun 2026
Purity: 99.651%; 99.815%; 99.570%.
Date Tested: 28 May 2026
Purity: 99.185%; 99.219%; 99.241%; 99.215%.
Purity: 99.905%; 99.891%; 99.917 %.
Date Tested: 17 Apr 2026
Purity: 99.624%; 99.727%; 99.691%.
Purity: 99.285%; 99.266%; 99.277%.
Purity: 99.698%; 99.810%; 99.803%.
Date Tested: 20 May 2026
Purity: 99.772%; 99.731%; 99.715%.
Purity: 99.885%; 99.916%; 99.833%.
Purity: 99.447%; 99.440%.
Date Tested: 17 Feb 2026
Purity: 99.876%; 99.880%; 99.797 %.
Date Tested: 06 May 2026
Purity: 99.845%; 99.862%; 99.844%.
Purity: 99.827%; 99.823%; 99.789%.
Date Tested: 23 Feb 2026
Purity: 99.802%; 99.812%; 99.822%.
Date Tested: 18 Mar 2026
Purity: 99.818%; 99.801%; 99.833%.
Purity: 97.971%; 97.957%; 97.877%.
Date Tested: 12 Jun 2026
Purity: 99.929%; 99.945%; 99.933%.
Purity: 99.015%; 99.014%; 99.017%.
Date Tested: 09 Feb 2026
Purity: 99.654%; 99.654%; 99.627 %.
Purity: 99.071%; 99.044%; 99.096 %.
Purity: 99.857%; 99.842%; 99.815%.
Purity: 99.181%; 99.175%; 99.188%.
Purity: 99.737%; 99.807 %; 99.794%.
Purity: 99.885%; 99.851%; 99.870%.
Purity: 99.812%; 99.740%; 99.762%.
Date Tested: 14 May 2026
Purity: 99.767%; 99.535%; 99.757 %; 99.646%.
Purity: 99.626%; 99.747%; 99.827 %.
Date Tested: 30 Mar 2026
Purity: 99.939%; 99.909%.
Purity: 99.105%; 99.136%; 99.329%.
Purity: 99.589%; 99.621%; 99.624%.
Purity: 99.912%; 99.929%; 99.919%.
Purity: 99.375%; 99.448%; 99.442%.
Purity: 99.699%; 99.661%.
Purity: 99.345%; 99.215%; 99.246%.
Date Tested: 03 Mar 2026
Purity: 99.920%; 99.945%; 99.914%.
Retatrutide 48mg
Date Tested: 19 AUG 2025 Purity: 99.968%; 99.928%; 99.924%
SS-31 30mg
Date Tested: 12 AUG 2025 Purity: 99.891%; 99.914%; 99.901%
Tesamorelin/Ipamorelin Blend 10mg/3mg
Date Tested: 19 AUG 2025 Purity: 99.02%
Thymosin Alpha-1 5mg
Date Tested: 23 JUL 2025 Purity: 99.354%; 99.224%; 99.568%
TB4 10mg
Date Tested: 14 Jul 2025 Purity: 99.197%; 99.577%; 99.420%
MOTS-C 10mg
Date Tested: 02 Aug 2025 Purity: 99.047%; 99.248%; 99.439%
Melanotan II 10mg
Date Tested: 19 Aug 2025 Purity: 99.904%; 99.931%; 99.925%
LIPO-C with B12
Date Tested: 21 Aug 2025 Purity: 99.02%
DSIP 5mg
Date Tested: 04 Jul 2025 Purity: 99.736%; 99.766%; 99.751%
CJC no DAC / Ipamorelin Blend 5mg/5mg
Date Tested: 04 Jul 2025 Purity: 99.02%
BPC-157 / TB4 Blend 5mg/5mg
Date Tested: 19 Aug 2025 Purity: 99.02%
Bacteriostatic Water 10mL
Date Tested: 29 Jun 2025 Purity: 99.02%
Sermorelin 5mg
Date Tested: 23 Jul 2025 Purity: 99.084%; 99.165%; 99.205%
Tesamorelin 10mg
Date Tested: 04 Sep 2025 Purity: 99.423%; 99.440%; 99.332%
KPV 10mg
Date Tested: 19 Aug 2025 Purity: 99.781%; 99.773%; 99.755%
Cagrilintide 5mg
Date Tested: 20 Jun 2025 Purity: 99.007%; 99.594%; 99.522%
Semaglutide 10mg
Date Tested: 23 Jun 2025 Purity: 99.641%; 99.493%; 99.487%
Semaglutide 5mg
Date Tested: 23 Jun 2025 Purity: 99.406%; 99.559%; 99.336%
Retatrutide 24mg
Date Tested: 29 Aug 2025 Purity: 99.900%; 99.757%; 99.746%
Retatrutide 12mg
Date Tested: 04 Sep 2025 Purity: 99.717%; 99.658%; 99.645%
Retatrutide 6mg
Date Tested: 04 Sep 2025 Purity: 99.331%; 99.463%; 99.738%
Tirzepatide 60mg
Date Tested: 04 Sep 2025 Purity: 99.921%; 99.954%; 99.936%
Tirzepatide 30mg
Date Tested: 29 Aug 2025 Purity: 99.929%; 99.932%; 99.944%; 99.898%
Tirzepatide 20mg
Date Tested: 19 Aug 2025 Purity: 99.934%; 99.947%; 99.914%
Tirzepatide 15mg
Date Tested: 19 Aug 2025 Purity: 99.912%; 99.878%; 99.917%
Tirzepatide 10mg
Date Tested: 29 Aug 2025 Purity: 99.8207%; 99.866%; 99.881%; 99.846%
Selank 10mg
Date Tested: 20 Aug 2025 Purity: 99.767%; 99.715%; 99.776%
Semax 10mg
Date Tested: 19 Aug 2025 Purity: 99.790%; 99.782%; 99.786%
PT-141 10mg
Date Tested: 04 Sep 2025 Purity: 99.871%; 99.863%; 99.914%
NAD+ 500mg
Date Tested: 29 Aug 2025 Purity: 99.02%
Ipamorelin 10mg
Date Tested: 05 Sep 2025 Purity: 99.692%; 99.644%; 99.738%
GHK-Cu 50mg
Date Tested: 29 Aug 2025 Purity: 99.965%; 99.938%; 99.932%; 99.964%
BPC-157 10mg
Date Tested: 20 Aug 2025 Purity: 99.806%; 99.801%