GLP-1
Retatrutide
Triple agonist (GLP-1 / GIP / Glucagon). Our flagship research peptide.
10 mg
£59.00
Research peptides.
Every product lyophilised, batch-tested, and shipped from the UK.
≥99% HPLC
GLP-1
Tirzepatide
Dual GLP-1 / GIP receptor agonist for metabolic research.
10 mg
£60.00
GLP-1
Semaglutide
GLP-1 receptor agonist, long-acting analogue.
From
£48.00
≥99% HPLC
Pentadecapeptide studied for tissue repair pathways.
From
£29.95
≥99% HPLC
Thymosin Beta-4 fragment investigated for regeneration.
From
£75.00
≥99% HPLC
Selective growth hormone secretagogue.
From
£55.00
≥99% HPLC
Copper tripeptide, studied in dermatology research.
From
£20.00
≥99% HPLC
Nicotinamide adenine dinucleotide, cellular research.
From
£70.00
USP-grade
0.9% benzyl alcohol sterile diluent for peptide reconstitution.
From
£6.00
≥99% HPLC
Mitochondrial-derived peptide studied for metabolic regulation.
From
£200.00
≥99% HPLC
Synthetic heptapeptide investigated in neuropeptide research.
From
£30.00
≥99% HPLC
GHRH analogue studied for visceral adipose research.
From
£85.00
≥99% HPLC
Multi-peptide blend (KPV, LL-37, ARA-290, GHK-Cu) for recovery research.
From
£110.00
≥99% HPLC
Long R3 insulin-like growth factor analogue.
From
£85.00
GLP-1
Cagrilintide
Long-acting amylin analogue investigated alongside GLP-1 research.
From
£75.00
≥99% HPLC
Mitochondria-targeted tetrapeptide for cellular energy research.
From
£150.00
≥99% HPLC
Melanocortin receptor agonist studied in sexual health research.
From
£40.00
≥99% HPLC
Synthetic heptapeptide investigated for cognitive and neuroprotective research.
From
£55.00
≥99% HPLC
Combined BPC-157 + TB-500 blend for tissue repair research.
From
£60.00
Knowledge Hub
Featured research guides.
Retatrutide
What is Retatrutide?
A laboratory overview of retatrutide (LY3437943) — a triple agonist research peptide acting on the GLP-1, GIP and glucagon receptors.
6 min read →RetatrutideRetatrutide Research Overview
Background on retatrutide in the academic literature — receptor pharmacology, study context and analytical handling.
8 min read →Product ComparisonsRetatrutide vs Tirzepatide
Side-by-side comparison of retatrutide and tirzepatide across receptor profile, research context and analytical considerations.
5 min read →Product ComparisonsRetatrutide vs Semaglutide
How retatrutide and semaglutide differ in receptor activity, compound class and laboratory research framing.
5 min read →Comparisons
Compare research compounds.
Side by side
Retatrutide vs Tirzepatide
Triple vs dual incretin agonist — receptor profile and research framing.
View comparison →Side by sideRetatrutide vs Semaglutide
Triple agonist vs single GLP-1 — class, mechanism and lab context.
View comparison →Multi-compoundGLP-1 Research Hub
All GLP-1 / GIP / glucagon research compounds in one place.
View comparison →Collections
Explore related collections.
Collection
Retatrutide Knowledge Hub
Research guides, comparisons and laboratory reference material.
Browse collection →CollectionRetatrutide UK
The UK commercial hub for research-grade Retatrutide — lab data, COAs and dispatch.
Browse collection →CollectionRetatrutide Collection
The full retatrutide range with research context and lab data.
Browse collection →Batch verification
Certificate of Analysis.
Every batch ships with a third-party HPLC and mass-spec Certificate of Analysis. Browse the live COA library to verify your lot.
Research tools
Tools & resources.
FAQ
Frequently asked questions.
Is retatrutide approved for human use?
No. Retatrutide is supplied strictly for laboratory research and is not approved for human or veterinary administration.
Read: What is Retatrutide? →What receptors does retatrutide act on?
In published research it has been characterised as a triple agonist acting on the GLP-1, GIP and glucagon receptors.
Read: What is Retatrutide? →How should retatrutide be stored?
Lyophilised vials are stored at 2–8°C, protected from light. Once reconstituted with bacteriostatic water, store refrigerated and use within 30 days.
Read: What is Retatrutide? →Which is the newer research compound?
Retatrutide is the more recently characterised compound in the academic literature, while tirzepatide is the more established reference.
Read: Retatrutide vs Tirzepatide →