Comparison
Ecnoglutide vs. Glucagon
Two peptides side-by-side — identity, evidence base, legal status and known adverse events.
Identity
Category
Metabolic
Metabolic
CAS no.
no data
16941-32-5
Molecular weight
no data
3483 g/mol
Half-life
144 h
0.13 h
Sequence
no data
HSQGTFTSDYSKYLDSRRAQDFVQWLMNTMechanism of action
Ecnoglutide
Ecnoglutide is a modified GLP-1(7-37) peptide with an alanine-to-valine substitution at position 8 and an 18-C fatty-acid conjugation at the lysine-30 side chain. It is a so-called biased agonist: at the GLP-1 receptor it preferentially induces cAMP formation while β-arrestin recruitment is reduced. In preclinical models this has been linked to lower receptor internalisation and desensitisation. GLP-1 receptor activation is mechanistically associated with enhanced glucose-dependent insulin secretion, delayed gastric emptying and satiety signalling. The fatty-acid conjugation enables weekly administration via albumin binding.
Glucagon
Glucagon is produced in the alpha cells of the pancreas (islets of Langerhans) and released when blood sugar is low. Glucagon binds the glucagon receptor (GCGR), a G-protein-coupled receptor expressed predominantly on hepatocytes. Activation stimulates adenylate cyclase, raises cyclic AMP and activates protein kinase A. This drives glycogenolysis (breakdown of hepatic glycogen into glucose) and gluconeogenesis (de novo glucose synthesis), which raises blood glucose. Glucagon also promotes lipolysis. As the counterpart to insulin it contributes to glucose homeostasis. It transiently relaxes gastrointestinal smooth muscle, which is the basis of its diagnostic use in imaging.
Evidence base
Highest evidence
Human RCT
Human RCT
Studies
5
4
of which in humans
5
4
Effects recorded
4
4
Open conflicts
0
1
Documented adverse events
1
1
Legal status
Full entries
Frequently asked questions
- What is the difference between Ecnoglutide and Glucagon?
- Ecnoglutide is classified as "Metabolic", while Glucagon is classified as "Metabolic". Ecnoglutide: Ecnoglutide (XW003) is a long-acting, cAMP-signalling-biased GLP-1 analogue from Sciwind Biosciences. Derived from GLP-1(7-37) with an alanine-to-valine substitution at position 8, it activates the GLP-1 receptor selectively via the cAMP pathway over β-arrestin recruitment. Investigated for weight management and in type 2 diabetes. Glucagon: Glucagon is a 29-amino-acid pancreatic hormone produced by the alpha cells of the islets of Langerhans. It is the physiological counterpart to insulin and raises blood glucose via hepatic glycogenolysis and gluconeogenesis. It is approved as an emergency treatment for severe hypoglycaemia and as a diagnostic aid; its receptor is also a target of modern dual and triple incretin agonists. This page contrasts both neutrally and source-based — with no usage or dosing recommendation.
- Which peptide is better supported by science, Ecnoglutide or Glucagon?
- The highest available evidence level is "Human RCT" for Ecnoglutide and "Human RCT" for Glucagon. A higher evidence level means more robust data, but says nothing about suitability for an individual. The full body of evidence is on each peptide's own page.
- What is the legal status of Ecnoglutide and Glucagon in Germany and the United States?
- Germany: Ecnoglutide — Unapproved, Glucagon — Prescription. United States: Ecnoglutide — Unapproved, Glucagon — Prescription. These are factual summaries with source and review date on the individual pages.