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All research overviewsRESEARCH OVERVIEW

What Is Semaglutide?

Last reviewed: 17 August 2026

Semaglutide lyophilised reference material vial

Semaglutide is a synthetic analogue of human GLP-1 with amino-acid substitutions that resist DPP-4 degradation and a fatty-acid side chain that promotes albumin binding. It functions in study models as a selective GLP-1 receptor agonist.

31-amino-acid analogueSingle receptor agonistLarge evidence base
Research use only · Not for human consumption · 18+. This page describes the published scientific record for laboratory and educational research. It is not medical advice and not a recommendation to administer this compound to humans or animals.

How is semaglutide classified?

It is classified as a GLP-1 receptor agonist — a single-target incretin analogue. Two structural features define it in the literature: an Aib substitution at position 8 that blocks enzymatic cleavage, and C18 diacid acylation for extended circulation.

How is its mechanism studied?

  • Glucose-dependent insulin secretion in islet and rodent models.
  • Central GLP-1 receptor populations studied in appetite-signalling research.
  • Gastric emptying and nutrient-transit endpoints in animal and human study designs.

What kind of research exists?

Semaglutide has the deepest publication record of the compounds in this library — receptor pharmacology, preclinical models, large randomised trials and a growing body of independent secondary analysis. For research teams it therefore functions as the reference point the newer multi-agonists are measured against.

What is it studied alongside?

Routinely compared with tirzepatide and retatrutide in receptor-coverage comparisons, and with amylin analogues such as cagrilintide in combination research.

How does Neo Labs supply and handle it?

Lyophilised, sealed, HPLC-verified with a batch COA tied to the lot on the label. Cold and light-protected storage.

Primary literature

We link live PubMed searches rather than a fixed citation list, so you always land on the current indexed record — including papers published after this page was reviewed.

The indexed literature for these compounds is predominantly preclinical. Citations are provided for scientific reference and do not imply any human-use indication.

Important

For research use only. Not for human or veterinary consumption. Neo Labs supplies this compound solely as a laboratory reference material and makes no therapeutic, medical or performance claims. Nothing on this page is medical advice.

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