Tested by JanoshikRetatrutide 10mg - RET19
Purity & mass99.55%Avg. purity
Avg. mass10.02 mg
Date tested2026-02-25
Certificate of analysisCOAView report
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 91–95 of 248 COAs
Tested by JanoshikPurity & mass
Tested by JanoshikGHK-Cu 70mg - GHK06
Purity & mass99.80%Avg. purity
Avg. mass68.24 mg
Date tested2026-02-19
Certificate of analysisCOAView report
Tested by JanoshikBPC-157 10mg - BPC08-10
Purity & mass99.72%Avg. purity
Avg. mass12.53 mg
Date tested2025-10-21
Certificate of analysisCOAView report
Tested by JanoshikTesamorelin 10mg - TES06
Purity & mass99.89%Avg. purity
Avg. mass11.91 mg
Date tested2026-02-19
Certificate of analysisCOAView report
Tested by JanoshikOvagen 10mg - OVA01
Purity & mass97.75%Avg. purity
Avg. mass11.09 mg
Date tested2026-01-16
Certificate of analysisCOAView report
