Quality & Transparency
Certificates of Analysis
Every batch is independently tested by an accredited 3rd party laboratory for purity, identity, residual solvents, and endotoxins. Select a compound below to access its lot-matched CoA.
For combination products (e.g. BPC-157 / TB-500, GLOW Blend), please check the CoA for each individual peptide in the blend.
Select a compound above to view its certificate of analysis.
About our testing
All Mercia Research peptides are independently tested by an accredited 3rd party laboratory. Each batch is assessed for purity, identity, residual solvents, and endotoxins in line with established research-grade limits. A lot-matched CoA is issued with every batch.