Peptide DatabasePage 5

265 therapeutic peptides with research summaries, clinical findings, and regulatory status.

Showing 145–180 of 265
CognitiveResearch Phase

Orexin B

Orexin B is a 28-amino acid neuropeptide closely related to orexin A, also synthesized in hypothalamic neurons and involved in promoting wakefulness…

Intracerebroventricular
CognitiveResearch Phase

Neurotensin

Neurotensin is a 13-amino acid neuropeptide widely distributed in the central nervous system and gastrointestinal tract, where it modulates…

Intravenous, Intracerebroventricular
CognitiveResearch Phase

Galanin

Galanin is a 29 or 30 amino acid neuropeptide widely distributed throughout the central and peripheral nervous systems. It acts through three G…

Investigational
DermatologyInvestigational

Argireline (Acetyl Hexapeptide-8)

Argireline is a synthetic six amino acid peptide (Ac-Glu-Glu-Met-Gln-Arg-Arg-NH2) designed to attenuate neurotransmitter release at the neuromuscular…

Topical
DermatologyInvestigational

Matrixyl (Palmitoyl Pentapeptide-4)

Matrixyl is a lipopeptide composed of a pentapeptide sequence (Lys-Thr-Thr-Lys-Ser) attached to a palmitic acid moiety to enhance dermal penetration.…

Topical
DermatologyInvestigational

Matrixyl 3000

Matrixyl 3000 is a proprietary combination of two lipopeptides: palmitoyl tripeptide-1 (Pal-GHK) and palmitoyl tetrapeptide-7 (Pal-GQPR). The…

Topical
DermatologyInvestigational

Matrixyl Synthe'6 (Palmitoyl Tripeptide-38)

Palmitoyl tripeptide-38 is a synthetic lipopeptide designed to stimulate synthesis of six major constituents of the dermal matrix: collagen I, III…

Topical
DermatologyInvestigational

SYN-AKE (Dipeptide Diaminobutyroyl Benzylamide Diacetate)

SYN-AKE is a synthetic dipeptide derivative inspired by the venom peptide waglerin-1 from the Temple viper. It acts as a competitive antagonist at…

Topical
DermatologyInvestigational

SNAP-8 (Acetyl Octapeptide-3)

SNAP-8 is an elongated derivative of Argireline, consisting of eight amino acids (Ac-Glu-Glu-Met-Gln-Arg-Arg-Ala-Asp-NH2) designed to further inhibit…

Topical
DermatologyInvestigational

Leuphasyl (Pentapeptide-18)

Leuphasyl is a synthetic pentapeptide (Tyr-D-Ala-Gly-Phe-Leu) that mimics the N-terminal sequence of enkephalin and modulates acetylcholine receptor…

Topical
DermatologyInvestigational

Vialox (Pentapeptide-3)

Vialox is a synthetic pentapeptide designed to modulate neuromuscular signaling by interfering with acetylcholine receptor activation. The exact…

Topical
DermatologyInvestigational

Rigin (Palmitoyl Tetrapeptide-7)

Rigin is a lipopeptide composed of the tetrapeptide sequence Gly-Gln-Pro-Arg conjugated to palmitic acid. It is designed to reduce production of…

Topical
DermatologyResearch Phase

Biopeptide CL (Palmitoyl Tripeptide-5)

Palmitoyl Tripeptide-5 is a synthetic lipopeptide consisting of a tripeptide sequence conjugated to palmitic acid to enhance dermal penetration. The…

Topical
DermatologyResearch Phase

Decorinyl (Tripeptide-10 Citrulline)

Decorinyl is a modified tripeptide featuring citrulline substitution, engineered to interact with decorin, a small leucine-rich proteoglycan that…

Topical
DermatologyResearch Phase

Haloxyl (Chrysin + Palmitoyl Peptides)

Haloxyl is a combination ingredient consisting of chrysin, a naturally occurring flavone, and palmitoyl oligopeptides designed to address periorbital…

Topical
DermatologyResearch Phase

Eyeseryl (Acetyl Tetrapeptide-5)

Acetyl Tetrapeptide-5 is a synthetic tetrapeptide modified with an acetyl group to improve stability and cellular uptake. The peptide is proposed to…

Topical
DermatologyResearch Phase

Trylagen (Tripeptide-10 Complex)

Trylagen is a proprietary complex incorporating Tripeptide-10 Citrulline along with additional bioactive peptides formulated to support collagen and…

Topical
DermatologyResearch Phase

Myristoyl Pentapeptide-17

Myristoyl Pentapeptide-17 is a lipopeptide composed of a pentapeptide sequence conjugated to myristic acid to facilitate penetration of the hair…

Topical
DermatologyResearch Phase

Palmitoyl Tripeptide-1

Palmitoyl Tripeptide-1 is a synthetic lipopeptide comprising a tripeptide linked to palmitic acid, designed to mimic a portion of the Type I collagen…

Topical
DermatologyResearch Phase

Copper Peptide (Prezatide Copper Acetate)

Prezatide Copper Acetate is a tripeptide-copper complex, most commonly represented by the sequence Gly-His-Lys bound to a copper ion. Copper peptides…

Topical
DermatologyResearch Phase

Melitane (Acetyl Hexapeptide-1)

Acetyl Hexapeptide-1 is a synthetic hexapeptide designed to stimulate melanin synthesis by acting as an agonist at melanocortin-1 receptors on…

Topical
ImmuneInvestigational

Thymogen (Glutamyl-Tryptophan)

Thymogen is a dipeptide consisting of glutamic acid and tryptophan, originally isolated from thymic extracts and proposed to function as an…

Subcutaneous injection, Topical
ImmuneInvestigational

Thymostimulin (TP-1)

Thymostimulin is a polypeptide extract derived from bovine thymus tissue containing multiple biologically active thymic peptides. It acts on…

Intramuscular injection, Subcutaneous injection
ImmuneResearch Phase

Splenopentin

Splenopentin is a synthetic pentapeptide (Arg-Lys-Glu-Val-Tyr) corresponding to residues 32 to 36 of the splenic hormone splenin. It modulates immune…

Subcutaneous injection, Intravenous
ImmuneResearch Phase

Bursin

Bursin is a tripeptide (Lys-His-Gly) originally isolated from the bursa of Fabricius in avian species. It promotes B-lymphocyte differentiation and…

Subcutaneous injection
ImmuneInvestigational

Tuftsin

Tuftsin is a naturally occurring tetrapeptide (Thr-Lys-Pro-Arg) cleaved from the Fc portion of the heavy chain of immunoglobulin G. It binds to…

Subcutaneous injection, Intravenous
ImmuneInvestigational

Imuthiol (Diethyldithiocarbamate)

Imuthiol is the sodium salt of diethyldithiocarbamate, a small molecule rather than a peptide, historically explored for immune modulation and…

Intravenous, Oral
ImmuneResearch Phase

Alpha-MSH

Alpha-melanocyte-stimulating hormone (alpha-MSH) is a 13-amino-acid peptide derived from proopiomelanocortin (POMC). It acts via melanocortin…

Subcutaneous injection, Intravenous
ImmuneResearch Phase

Beta-Defensin 2

Beta-defensin 2 (hBD-2) is an antimicrobial peptide of approximately 40 amino acids produced by epithelial cells in response to infection or…

Topical, Subcutaneous injection
ImmuneResearch Phase

Beta-Defensin 3

Beta-defensin 3 (hBD-3) is an antimicrobial peptide of approximately 45 amino acids with potent activity against a wide range of pathogens, including…

Topical, Subcutaneous injection
ImmuneResearch Phase

Granulysin

Granulysin is a 15-kDa antimicrobial and cytolytic protein expressed by cytotoxic T lymphocytes and natural killer cells. It disrupts microbial and…

Intravenous, Subcutaneous injection
CardiovascularInvestigational

Serelaxin (Relaxin-2)

Serelaxin is a recombinant form of human relaxin-2, a naturally occurring peptide hormone composed of two chains linked by disulfide bonds. It acts…

Intravenous
CardiovascularFDA Approved

Carperitide (h-ANP)

Carperitide is a recombinant form of human atrial natriuretic peptide consisting of 28 amino acids. It activates guanylyl cyclase A receptors…

Intravenous
CardiovascularIn Clinical Trials

Ularitide (Urodilatin)

Ularitide is a synthetic 32-amino acid peptide analogue of urodilatin, a natriuretic peptide produced in renal tubular cells. It binds to guanylyl…

Intravenous
CardiovascularResearch Phase

Atrial Natriuretic Peptide (ANP)

Atrial natriuretic peptide is a 28-amino acid endogenous hormone secreted primarily by atrial cardiomyocytes in response to atrial stretch and volume…

Endogenous
CardiovascularFDA Approved

Brain Natriuretic Peptide (BNP)

Brain natriuretic peptide, despite its name, is a 32-amino acid hormone secreted predominantly by ventricular cardiomyocytes in response to…

Intravenous

All 265 peptides

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