Semaglutide is the benchmark GLP-1 receptor agonist in modern peptide research. With the longest published research history of any GLP-1 analogue, it remains the reference compound for metabolic studies. Peptides UK 4U supplies Semaglutide as a 30mg lyophilised vial, lab-tested at 99%+ purity and dispatched next-day from the UK. Semaglutide Research Peptide UK
Why Semaglutide is still relevant
Despite the arrival of dual and triple agonists, Semaglutide remains the most-studied GLP-1 peptide and the compound against which all newer analogues are benchmarked. For any researcher establishing baseline data, Semaglutide is the obvious starting point.
Quality & purity
- Independent HPLC testing on every batch.
- 99%+ verified purity.
- Lyophilised, sealed, tamper-evident vials.
- 30mg per vial — flexible across research protocols.
Reconstitution & storage
Reconstitute with bacteriostatic water using our peptide calculator. Store reconstituted product at 2–8°C and use within 28 days. Lyophilised vials are stable long-term when frozen.
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Frequently asked questions
What is Semaglutide?
Semaglutide is a long-acting GLP-1 receptor agonist peptide widely studied in metabolic research. It is the established benchmark against which newer GLP-1 analogues like Tirzepatide and Retatrutide are compared.
Is your Semaglutide lab tested?
Yes — every batch of Semaglutide is independently HPLC tested at 99%+ purity. Certificates of analysis are available on request.
What size do you sell?
We supply Semaglutide as a 30mg lyophilised vial — a research-friendly size that gives flexibility across reconstitution protocols.
How does Semaglutide compare to Tirzepatide?
Semaglutide is a single GLP-1 receptor agonist with the longest research history. Tirzepatide is a dual GIP/GLP-1 agonist with a different metabolic profile. Both are widely studied; choice depends on the receptor activity your research requires.Where do you dispatch from?All Semaglutide orders ship from our UK facility via Royal Mail Tracked, typically arriving next day.

