RESEARCH USE ONLY · Not for human or veterinary consumption · Qualified researchers, 21+

● Same-day dispatch before 3pm● ≥99% HPLC-verified purity● Third-party COA with every batch● UK cold-chain shipping● Research use only · 21+● Same-day dispatch before 3pm● ≥99% HPLC-verified purity● Third-party COA with every batch● UK cold-chain shipping● Research use only · 21+
Calibre PeptidesCalibre PeptidesRESEARCH USE ONLY
Exclusively for laboratory research

Pioneering Quality in Research Peptides

Premium research-grade peptides, HPLC-verified to ≥99% purity and shipped with a third-party Certificate of Analysis in every batch.

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For laboratory research use only · Qualified researchers, 21+

≥99%
HPLC-verified purity
COA
with every batch
UK
cold-chain shipping
3rd-party
independent testing

Bestsellers

Most-ordered reference materials.

≥99%

Cytoprotective

BPC-157 5mg£39.90
≥99%

Cytoprotective

TB-500 5mg£44.90
≥99%

Cytoprotective

GHK-Cu 50mg£34.90
≥99%

Secretagogues

Ipamorelin 5mg£39.90
≥99%

Secretagogues

CJC-1295 no DAC 5mg£44.90
≥99%

Secretagogues

CJC-1295 with DAC 5mg£49.90
≥99%

Secretagogues

Sermorelin 5mg£44.90
≥99%

Melanocortins

Melanotan II 10mg£39.90

Featured reference materials

All lyophilized · ≥99% purity · COA included.

≥99%

Cytoprotective

BPC-157 5mg£39.90
≥99%

Cytoprotective

TB-500 5mg£44.90
≥99%

Cytoprotective

GHK-Cu 50mg£34.90
≥99%

Secretagogues

Ipamorelin 5mg£39.90
≥99%

Secretagogues

CJC-1295 no DAC 5mg£44.90
≥99%

Secretagogues

CJC-1295 with DAC 5mg£49.90
≥99%

Secretagogues

Sermorelin 5mg£44.90
≥99%

Melanocortins

Melanotan II 10mg£39.90

How we ensure quality

01

Synthesis

Peptides produced by solid-phase synthesis and lyophilized for stability.

02

Independent testing

Each batch analyzed by a third-party lab — HPLC for purity, MS for identity.

03

COA & cold-pack

Certificate of Analysis issued per lot; shipped in temperature-controlled packaging.

Frequently asked questions

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