Research use only. Independently tested peptides · certificate of analysis for every batch · €9.90 tracked delivery in 3–5 days
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Semaglutide Research Peptide

Price range: €44.95 through €139.90

Reference long-acting GLP-1 receptor agonist used as the comparator arm in most incretin research designs. Supplied to research laboratories across Ireland as a lyophilised powder; batch-matched certificates of analysis are available to view on this website.

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€9.90 tracked delivery in 3–5 days

✓ Independently laboratory tested
✓ Certificate of analysis published online
✓ ≥99% HPLC purity standard
✓ €9.90 tracked delivery in 3–5 days
SKU: SEMAGLUTIDE Category:
All products supplied by Kensington Laboratories are for laboratory research use only. Not for human or veterinary consumption, diagnostic or therapeutic use.

Description

OVERVIEWProduct overview

Semaglutide is a modified analogue of the incretin hormone GLP-1, structurally altered to resist enzymatic degradation and to bind albumin, which extends its half-life considerably in animal models.

It is one of the most widely referenced peptides in metabolic research, appearing across studies of glycaemic control, gastric emptying and appetite signalling.

All published work is preclinical or investigational. This material is supplied as a laboratory reference compound and is not authorised as a medicine in Ireland, the UK or the EU.

SUPPLY IN IRELANDSemaglutide Ireland — supplied to research laboratories

Research groups across Ireland buy Semaglutide from Kensington Laboratories as a lyophilised Semaglutide peptide, released only against a batch-matched certificate of analysis. Every vial of high purity Semaglutide is verified by HPLC and LC-MS before it leaves the facility, so laboratories ordering Semaglutide in Ireland receive material with documented purity and identity.

Laboratory Semaglutide is packed for controlled storage and sent by tracked delivery in 3–5 days to Dublin, Cork, Galway, Limerick and the rest of Ireland. Delivery costs €9.90 per order. Teams planning Semaglutide research can review the specifications, certificate of analysis and reference list on this page before ordering.

Institutions searching for Semaglutide peptide suppliers in Ireland typically compare purity, batch documentation and delivery times. Each of those is published here: a 99% HPLC purity specification, a certificate matched to the batch code on your vial, and tracked delivery in 3–5 days.

Semaglutide is supplied strictly for laboratory research use only. It is not a medicine and is not for human or veterinary consumption.

SPECIFICATIONSProduct specifications
  • Purity: ≥ 99% (HPLC)
  • Appearance: White lyophilised powder
  • Quantity: 5 mg or 10 mg or 15 mg or 20 mg per vial
  • CAS number: 910463-68-2
  • Peptide class: Long-acting acylated glucagon-like peptide-1 analogue
  • Also known as: GLP-1 receptor agonist analogue
  • Solubility: Soluble in bacteriostatic or sterile water
  • Storage temperature: Store at 2–8°C; long-term −20°C, protected from light
  • Shelf life: 24 months lyophilised; 30 days reconstituted at 2–8°C
  • Manufacturing standard: ISO 9001 facility, GMP-aligned solid-phase synthesis
  • Batch information: Batch number and expiry printed on every vial label
RESEARCHResearch overview

The following summary is provided for educational and scientific context only. It describes what has been observed in published laboratory and animal studies and does not represent established clinical outcomes, medical advice or a claim of efficacy in humans.

Background

Semaglutide is a modified analogue of the incretin hormone GLP-1, structurally altered to resist enzymatic degradation and to bind albumin, which extends its half-life considerably in animal models.

It is one of the most widely referenced peptides in metabolic research, appearing across studies of glycaemic control, gastric emptying and appetite signalling.

All published work is preclinical or investigational. This material is supplied as a laboratory reference compound and is not authorised as a medicine in Ireland, the UK or the EU.

Current research areas

Published investigation clusters around a small number of biological themes. Each remains experimental and none has been established as a therapeutic effect in humans.

  • GLP-1 receptor binding and downstream cAMP signalling
  • Glucose-dependent insulin secretion in islet preparations
  • Gastric emptying and satiety signalling in rodent models
  • Body composition endpoints in diet-induced obesity models

Scientific context and proposed mechanisms

The analogue binds the GLP-1 receptor, a class B G-protein coupled receptor, with the substitutions at position 8 and the C18 fatty di-acid chain described by authors as the basis for its resistance to DPP-4 cleavage and its extended circulating profile.

Interpreting the evidence

Most published work in this area uses cell culture or rodent models with small group sizes and short observation windows. Independent replication varies considerably between compounds, and results are sensitive to species, route, dose and endpoint.

There is no regulatory-approved human protocol for this compound. Any laboratory protocol should be defined by the model under study, institutional ethical approval, appropriate controls and predefined endpoints.

References

    CERTIFICATE OF ANALYSISIndependent batch testing
    KLKensington LaboratoriesCertificate of AnalysisIndependent analytical reportKL-SEMAGLUTID-2408ABROWSE THE CERTIFICATE LIBRARY

    Every released batch is independently tested. Match the batch number on the vial to the certificate published online.

    Batch number
    KL-SEMAGLUTID-2408A
    Testing laboratory
    Colmaric Analyticals
    Date tested
    21 July 2026
    Reported purity
    99.57%
    Method
    RP-HPLC with UV detection at 214 nm, confirmed by LC-MS
    Find this batch in the certificate library →

    The independent result for this batch is summarised above. Contact the laboratory team if you need the full report for this batch.

    FAQSFrequently asked questions
    What is Semaglutide?
    Semaglutide is long-acting acylated glucagon-like peptide-1 analogue, also referred to in the literature as GLP-1 receptor agonist analogue. Laboratory interest centres on glp-1 receptor signalling and glucose regulation models. It is not a licensed medicine and is supplied for research use only.
    What quantity of Semaglutide is supplied?
    Each vial of Semaglutide contains 5 mg, 10 mg, 15 mg or 20 mg of lyophilised powder. Vials are individually sealed, with the batch number and expiry date printed on the label so stock can be matched to its published certificate of analysis.
    What purity is Semaglutide released at?
    Purity is the proportion of material that is the target peptide, with the remainder consisting of truncated sequences, salts and residual solvents from synthesis. It is measured by reverse-phase HPLC, and Semaglutide is released at 99% or higher.
    What does the certificate of analysis for Semaglutide show?
    The certificate reports the identity and purity of the exact batch you receive: the HPLC purity percentage, mass confirmation by LC-MS, the independent testing laboratory, the batch number and the test date. Every batch of Semaglutide is tested before release.
    Is Semaglutide suitable for human use?
    No. Semaglutide is supplied strictly for in-vitro and preclinical laboratory research by qualified professionals. It is not for human or veterinary consumption and is not licensed as a medicine.
    What is Semaglutide studied for in research models?
    Published work using Semaglutide concerns glp-1 receptor binding and downstream camp signalling, glucose-dependent insulin secretion in islet preparations, gastric emptying and satiety signalling in rodent models. All of this is preclinical, and none of it establishes a therapeutic use in humans.
    Is Semaglutide legal to buy in Ireland?
    Semaglutide may be supplied and purchased as a laboratory reference compound for research use only. It is not an authorised medicine in Ireland, the UK or the EU, and it must not be presented, sold or used as a treatment for any human or animal condition.
    How should Semaglutide be stored?
    Sealed lyophilised vials of Semaglutide are held at 2–8°C for short periods and at −20°C for long-term storage, protected from light. Once reconstituted, solutions are refrigerated and used within a short window; freeze–thaw cycling should be avoided.
    How much bacteriostatic water should be used with Semaglutide?
    There is no single correct volume — the amount of diluent used simply sets the concentration of the resulting solution. Many laboratories choose a round figure such as 2 ml per vial to keep calculations straightforward. Bacteriostatic water is not supplied and is purchased separately.
    How quickly is Semaglutide delivered in Ireland?
    Orders placed before the daily cut-off are dispatched with €9.90 tracked delivery in 3–5 days to Dublin, Cork, Galway, Limerick and addresses nationwide. Packaging is discreet and a tracking number is emailed on dispatch.

    Additional information

    Strength

    5 mg, 10 mg, 15 mg, 20 mg

    Purity

    ≥ 99% (HPLC)

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