Peptable

Comparison

Acetyl tetrapeptide-5 vs Liraglutide

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, Liraglutide is approved for type 2 diabetes and weight management, improving glycemic control and inducing weight loss through GLP-1–mediated insulinotropic, glucagonostatic, and appetite-suppressing actions6880.

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, Liraglutide is a human GLP-1 analog with a single amino-acid substitution (Lys34→Arg) and a C16 palmitoyl fatty acid attached to Lys26 via a glutamate linker, producing a long-acting GLP-1 receptor agonist6880.

Receptor

Acetyl tetrapeptide-5

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

Liraglutide

GLP-1 receptor (GLP1R) 6880

Organism or Origin

Acetyl tetrapeptide-5

Fully synthetic cosmetic peptide (Eyeseryl) 150157

Liraglutide

Synthetic analog of human GLP-16880

Gene

Acetyl tetrapeptide-5

Not assigned in the current dataset.

Liraglutide

GCG

Summary

Acetyl tetrapeptide-5 and Liraglutide 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 Liraglutide is more often associated with the realm of Metabolic and endocrine. They also influence different molecular systems, with Acetyl tetrapeptide-5 tracking more closely to Extracellular matrix proteins while Liraglutide centers more on GLP-1 receptor. Acetyl tetrapeptide-5 has a more synthetic design origin, while Liraglutide is closer to synthetic analog background and their development context also differs, with Acetyl tetrapeptide-5 cosmetic grade while Liraglutide is approved. Acetyl tetrapeptide-5 takes the form of a linear peptide, whereas Liraglutide is closer to a peptide conjugate, while Acetyl tetrapeptide-5 carries acetylation features, while Liraglutide instead reflects palmitoylation 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
68Glucagon-like peptide-1 analogues: An overview - PMC, https://pmc.ncbi.nlm.nih.gov/articles/PMC3712370/
80GLP-1 Localisation and Proglucagon Gene Expression in ..., https://pmc.ncbi.nlm.nih.gov/articles/PMC6200298/