enter your email to push for government action.
Counterfeit Peptides can be highly toxic
and dangerous to your health even in
research settings.
Verified Supplier
Peptides Lab UK is the leading verified supplier of third-party tested peptides in the United Kingdom.
Certificate of Analysis
Every batch is independently analysed by a third-party lab, with official Certificates of Analysis confirming purity levels at 99.0% or greater.
Trusted Globally
Trusted globally by universities, research labs, and biotech companies.
Most Viewed
The Most Searched For Peptides In The UK
What Are Peptides?
Where to Buy Peptides?
How to Use Peptides?
From Molecule,
To Breakthrough
Breakthrough technologies driving drug discovery
Peptides Lab UK - Your Trusted Source for Research Peptides and Biomarker Testing in the UK
At Peptides Lab UK, we specialise in providing high-quality research peptides and blood testing services designed to support scientific innovation, health optimisation, and performance monitoring. Recognised as a trusted name in the peptide industry, we are committed to delivering lab-tested compounds and data-driven insights that empower better decisions across research, wellness, and longevity.
As one of the UK’s most reliable providers for those looking to buy peptides online in the UK, we stock a wide portfolio of lab-grade peptides targeting fat loss, muscle gain, recovery, sleep enhancement, cognitive support, and hormonal balance. Whether you’re searching for peptides for research, investigating GH secretagogues, or exploring GHRP, GHRH, or GLP-1 analogues, UK Peptides offers purity-verified compounds backed by independent Certificates of Analysis (COA).
But we go beyond peptides. Through our comprehensive biomarker blood testing services, users can track over 50+ internal markers including testosterone, estrogen, IGF-1, cortisol, liver and kidney function, metabolic health, inflammation levels, and more. These insights allow you to design more accurate research protocols or health interventions based on real biological data — not guesswork.
All tests are processed through accredited UK labs, and results are interpreted to help guide peptide selection or dosing for those conducting experimental or educational research. We serve clinicians, biohackers, sports scientists, researchers, and health-conscious individuals with equal precision and discretion.

















