Peptable

Comparison

Acetyl tetrapeptide-5 vs Semaglutide

Function

While Acetyl tetrapeptide-5 is used in cosmetic eye formulations to decrease puffiness, eye bags, and dark circles by reducing edema and protecting proteins such as SOD from glycation51150159154, Semaglutide is approved for type 2 diabetes and chronic weight management, significantly lowering HbA1c and body weight by modulating incretin pathways232480.

Mechanism

While Acetyl tetrapeptide-5 works as a synthetic tetrapeptide, Ac-βAla-His-Ser-His (Eyeseryl), with reported ACE-1 inhibition and anti-glycation activity, proposed to improve microcirculation and reduce capillary permeability and fluid accumulation in periorbital tissues51150159157, Semaglutide is a modified GLP-1(7–37) analog with three key changes—Ala8→Aib, Lys26 acylated with a C18 fatty diacid, and Lys34→Arg—resulting in a long-acting GLP-1 receptor agonist that enhances glucose-dependent insulin secretion, suppresses glucagon, slows gastric emptying, and reduces appetite23647480.

Receptor

Acetyl tetrapeptide-5

Acts as an enzyme inhibitor (eg, ACE-1, glycation-related pathways) rather than via a specific membrane receptor51159

Semaglutide

GLP-1 receptor (GLP1R) on pancreatic β-cells and other tissues2380

Organism or Origin

Acetyl tetrapeptide-5

Fully synthetic cosmetic peptide (Eyeseryl) 150157

Semaglutide

Synthetic analog of human GLP-1 derived from proglucagon648089

Gene

Acetyl tetrapeptide-5

Not assigned in the current dataset.

Semaglutide

GCG

Summary

Acetyl tetrapeptide-5 and Semaglutide are noticeably different, with limited direct overlap in their usual biological context. Their typical research and application settings separate fairly clearly: Acetyl tetrapeptide-5 is more often discussed in the realm of Dermatology and aesthetics, whereas Semaglutide is more often associated with the realm of Metabolic and endocrine and Cardiovascular health. They also influence different molecular systems, with Acetyl tetrapeptide-5 tracking more closely to Extracellular matrix proteins while Semaglutide centers more on GLP-1 receptor. Acetyl tetrapeptide-5 has a more synthetic design origin, while Semaglutide is closer to synthetic analog background and their development context also differs, with Acetyl tetrapeptide-5 cosmetic grade while Semaglutide is approved. Acetyl tetrapeptide-5 takes the form of a linear peptide, whereas Semaglutide is closer to a peptide conjugate, while Acetyl tetrapeptide-5 carries acetylation features, while Semaglutide instead reflects lipidation changes.

Sources

51[PDF] Acetyl tetrapeptide-5 - SkinMiles, https://skinmiles.com/wp-content/uploads/2017/12/Matriskin-Ingredients.pdf
150The important eye peptide of acetyl tetrapeptide-5 - ChemicalBook, https://www.chemicalbook.com/article/the-important-eye-peptide-of-acetyl-tetrapeptide-5.htm
153Acetyl Tetrapeptide-5 (Eyeseryl) | CAS 820959-17-9 Manufacturer ..., https://www.conscientia-industrial.com/peptides/acetyl-tetrapeptide-5-eyeseryl-cas-820959-17-9
154Bioactive peptides in cosmetic formulations: Review of ..., https://www.sciencedirect.com/science/article/pii/S0196978125001019
157Effects of Peptides in Cosmetics, https://aapep.bocsci.com/resources/cosmetic-peptides.html
159Acetyl tetrapeptide-5 | ACE-1 Inhibitor | MedChemExpress, https://www.medchemexpress.com/acetyl-tetrapeptide-5.html
23Semaglutide (GLP-1 Receptor Agonist) — Mechanism, Research ..., https://orynxpeptides.com/de/peptides/encyclopedia/semaglutide
24Tirzepatide - a dual GIP and GLP-1 (GLP1) receptor agonist, https://gpnotebook.com/pages/diabetes-and-endocrinology/tirzepatide-a-dual-gip-and-glp-1-glp1-receptor-agonist
64Semaglutide Structure & Chemistry: Molecular Details | The ..., https://www.thejops.com/peptides/semaglutide/chemistry.html
74Drug Interactions And Side..., https://pdb101.rcsb.org/global-health/diabetes-mellitus/drugs/incretins/drug/semaglutide/semaglutide
80GLP-1 Localisation and Proglucagon Gene Expression in ..., https://pmc.ncbi.nlm.nih.gov/articles/PMC6200298/
89Gene, https://maayanlab.cloud/Harmonizome/gene/GCG