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Independent third-party testing

Certificates of Analysis (COAs)

Every batch is tested by Janoshik Analytical before it ships. Search by product name or batch number to find its COA. Each product’s current COA is also on its product page in the shop.

248COAs publishedCOAs published
>99%Average purity across published COAsAverage purity
100%Of batches tested before they shipBatches tested before shipping

Showing 6–10 of 248 COAs

Tested by Janoshik

CJC-1295 No DAC + Ipamorelin 10mg – CJCIPA05

Purity & mass
11.2 mgAvg. mass
Date tested2026-09-01
Certificate of analysisCOAView report
Endotoxin
<1 EU/vial
Date tested2026-09-02
Certificate of analysisCOAView report
Tested by Janoshik

GGC42 - 120iu HGH Kit

Purity & mass
97.05%Avg. purity
Avg. mass12.6 IU
Avg. dimer0.291%
Date tested2026-09-02
Certificate of analysisCOAView report
Endotoxin
16.708 EU/vial
Date tested2026-09-02
Certificate of analysisCOAView report
Tested by Janoshik

Retatrutide 30mg - RET28

Purity & mass
99.81%Avg. purity
Avg. mass33.62 mg
Date tested2026-09-15
Certificate of analysisCOAView report
Endotoxin
0.591 EU/vial
Date tested2026-09-17
Certificate of analysisCOAView report
Tested by Janoshik

Retatrutide 10mg - RET26

Purity & mass
99.82%Avg. purity
Avg. mass10.69 mg
Date tested2026-08-21
Certificate of analysisCOAView report
Endotoxin
<1 EU/vial
Date tested2026-08-24
Certificate of analysisCOAView report
Tested by Janoshik

TB-500 10mg - TB09

Purity & mass
97.66%Avg. purity
Avg. mass9.95 mg
Date tested2026-09-08
Certificate of analysisCOAView report
Endotoxin
1.910 EU/vial
Date tested2026-09-08
Certificate of analysisCOAView report

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