Peptide Database

5-Amino-1MQ is a small-molecule compound studied for its ability to inhibit nicotinamide N-methyltransferase (NNMT), an enzyme linked to fat storage and metabolic regulation. By targeting NNMT, it may help reduce adipose tissue, improve energy metabolism, and support weight management in research contexts.

Adrenomedullin (ADM) is a peptide hormone with potent vasodilatory and cardiovascular protective effects. It is studied for its role in blood pressure regulation, vascular health, and anti-inflammatory responses.

Aβ1-40 is a peptide fragment derived from amyloid precursor protein (APP) and one of the most abundant amyloid-beta species in the brain. It is widely studied for its role in Alzheimer’s disease, plaque formation, and neurodegeneration.

Aβ1-42 is a longer, aggregation-prone peptide fragment derived from amyloid precursor protein (APP). It is considered the most neurotoxic amyloid-beta species and is strongly associated with Alzheimer’s disease pathology.

Angiotensin II is a key effector peptide of the renin-angiotensin system (RAS), regulating blood pressure, fluid balance, and vascular tone. It plays a central role in cardiovascular and kidney function.

Angiotensin-(1-7) is a bioactive peptide of the renin-angiotensin system (RAS) known for its vasodilatory and cardioprotective effects. It counterbalances angiotensin II and supports cardiovascular and renal health.

AOD-9604 is a modified peptide fragment of human growth hormone (hGH) designed to enhance fat metabolism, support weight management, and aid tissue repair without the growth-promoting effects of full-length hGH.

Atrial natriuretic peptide (ANP) is a hormone secreted by the atria of the heart in response to increased blood volume and pressure. It promotes sodium excretion, diuresis, and vasodilation, serving as a natural regulator of blood pressure and cardiovascular homeostasis.

B-type natriuretic peptide (BNP) is a hormone secreted predominantly by the ventricles of the heart in response to excessive stretching of cardiac muscle. It plays a key role in regulating blood pressure, blood volume, and vascular tone, and is widely used as a biomarker for diagnosing and managing heart failure.

β-endorphin is a naturally occurring opioid peptide produced in the pituitary gland and CNS. It acts as a powerful pain modulator, stress regulator, and mood enhancer. β-endorphin is widely studied for its role in pain management, emotional regulation, immune function, and post-exercise recovery.

BIM-23A760 is a synthetic chimeric somatostatin-dopamine analogue developed to simultaneously activate somatostatin and dopamine receptors, providing potent suppression of pituitary hormone secretion with potential applications in treating hormone-secreting pituitary tumors.

BPC-157 is a synthetic peptide derived from human gastric juice, known for its potential to promote healing of various tissues, including skin, muscle, bone, ligament, and tendon.

Bradykinin is a naturally occurring nonapeptide and potent vasodilator that plays a key role in blood pressure regulation, vascular permeability, pain signaling, and inflammation. It is widely studied in cardiovascular and immune system physiology, as well as in conditions such as hypertension, asthma, and hereditary angioedema.

C-type natriuretic peptide (CNP) is a regulatory peptide primarily expressed in endothelial cells, the brain, and cartilage. Unlike atrial and B-type natriuretic peptides, CNP has minimal effects on blood pressure or sodium balance. Instead, it plays a critical role in vascular homeostasis, inhibition of smooth muscle proliferation, and skeletal growth regulation.

Calcitonin is a peptide hormone produced by the thyroid gland that helps regulate calcium and phosphate levels in the blood. It plays a key role in bone metabolism by inhibiting osteoclast activity, reducing bone resorption, and maintaining skeletal health. Calcitonin is widely studied for its therapeutic potential in osteoporosis and other bone-related disorders.

Catestatin is a naturally occurring peptide derived from chromogranin A that plays a key role in regulating cardiovascular function and modulating catecholamine release. It has been studied for its ability to lower blood pressure, protect the heart, and influence immune responses, making it relevant in stress, cardiovascular, and metabolic research.

Cerebrolysin is a neuropeptide preparation composed of low–molecular-weight peptides and amino acids derived from porcine brain tissue. It is used for its neurotrophic and neuroprotective properties, supporting cognitive function, neuronal survival, and recovery after neurological injury. Cerebrolysin has been studied in conditions such as Alzheimer’s disease, stroke, traumatic brain injury, and other neurodegenerative disorders.

CGRP is a 37–amino acid neuropeptide derived from alternative splicing of the calcitonin gene. It acts as a potent vasodilator and neuromodulator, playing key roles in cardiovascular regulation, pain transmission, and inflammatory signaling. CGRP is widely studied in migraine, vascular disorders, and neuroimmune interactions.

CJC-1295 is a synthetic growth hormone-releasing hormone (GHRH) analog that stimulates the release of growth hormone, leading to increased levels of insulin-like growth factor 1 (IGF-1) in the body.

CJC-1295 DAC is a modified version of CJC-1295, incorporating a drug affinity complex to further extend its half-life. It aims to provide prolonged stimulation of growth hormone release.

Cortistatin-14 is a neuropeptide structurally similar to somatostatin that regulates sleep, stress responses, and immune function. It modulates neuronal excitability, promotes slow-wave sleep, and exhibits anti-inflammatory and neuroprotective effects, making it relevant in studies of sleep disorders, stress, and neurodegenerative conditions.

DSIP is a neuropeptide that has been found to promote deep, restorative sleep, characterized by increased slow-wave sleep and reduced sleep latency.

Endothelin-1 is a potent 21–amino acid peptide primarily produced by vascular endothelial cells. It plays a key role in vasoconstriction, blood pressure regulation, and cardiovascular remodeling. Endothelin-1 is widely studied in hypertension, heart failure, and vascular pathologies.

Epithalon is a synthetic tetrapeptide that has been shown to induce telomerase activity and elongate telomeres in human somatic cells, potentially influencing aging processes.

Exendin-4 is a naturally occurring peptide isolated from Gila monster saliva and functions as a potent GLP-1 receptor agonist. It enhances insulin secretion, regulates blood glucose, and supports weight control and appetite management. Exendin-4 is widely studied for type 2 diabetes and obesity management.

FOXO4-DRI is a synthetic senolytic peptide designed to selectively target aging, damaged cells known as senescent cells. By disrupting survival signaling in these cells, FOXO4-DRI may support tissue regeneration, reduce age-related inflammation, and improve cellular health.

GHK-Cu is a naturally occurring copper peptide complex that has been shown to promote wound healing, stimulate collagen production, and exhibit anti-inflammatory properties.

GHRP-2 is a synthetic peptide that stimulates the release of growth hormone, leading to increased levels of insulin-like growth factor 1 (IGF-1) in the body.

GHRP-6 is a synthetic peptide that stimulates the natural secretion of growth hormone, promoting muscle growth, fat metabolism, and recovery. It also has appetite-stimulating effects and is often researched for its potential benefits in tissue repair and anti-aging.

GLP-1 (7–36) amide is the endogenous incretin peptide released from intestinal L-cells in response to nutrient intake. It enhances glucose-dependent insulin secretion, suppresses glucagon release, slows gastric emptying, and reduces appetite, actions that make it central to glycemic control and body-weight regulation.

Glucagon is a naturally occurring peptide hormone produced by pancreatic alpha cells and essential for maintaining stable blood glucose levels. It promotes the release of stored glucose during fasting or hypoglycaemic events and plays a beneficial role in metabolism, lipid mobilization, and cardiovascular function. Due to its critical role in glucose balance, glucagon is widely used in clinical emergency settings and researched as a target for metabolic disease therapies.

Hexarelin is a synthetic growth hormone-releasing peptide designed to strongly stimulate GH secretion through activation of the ghrelin receptor. It is more potent than earlier GHRPs and has been widely studied for its applications in muscle development, injury recovery, metabolic health, and cardiovascular protection. Its stability and strong anabolic profile make Hexarelin one of the most researched GHRP compounds in regenerative and sports science.

IGF-1 DES is a shortened, more biologically active variant of insulin-like growth factor-1 designed to enhance muscle cell growth, tissue repair, and metabolic function. It binds with higher affinity to IGF-1 receptors and shows greater potency at the site of tissue damage, where it can accelerate regeneration and improve performance outcomes. IGF-1 DES is widely studied in musculoskeletal research, particularly for athletic recovery and age-related functional decline.

IGF-1 LR3 is a long-acting synthetic analog of insulin-like growth factor-1 engineered for extended stability and biological activity in circulation. By promoting muscle cell growth, tissue repair, and metabolic health, it has become a major focus in regenerative medicine and performance-related research. Its enhanced resistance to IGF-binding proteins allows for stronger and longer anabolic signaling compared to native IGF-1.

Insulin is a natural peptide hormone produced by pancreatic β-cells and is essential for regulating blood glucose levels and enabling nutrient uptake into cells. Its actions support energy metabolism, muscle growth, and lipid balance, making it one of the most crucial regulators of human physiological stability. Insulin remains a cornerstone in diabetes management and continues to be an important focus of metabolic research and endocrine health.

Ipamorelin is a selective growth hormone secretagogue that increases natural growth hormone production while minimizing effects on other hormones, making it suitable for muscle growth, recovery, and anti-aging research.

Kisspeptin-10 is a bioactive peptide fragment derived from the KISS1 precursor protein, recognized as a master regulator of the reproductive hormone cascade. It stimulates GnRH secretion, thereby influencing LH and FSH production and supporting normal reproductive function, puberty onset, and fertility. Kisspeptin-10 is widely used in research exploring hormone signaling and reproductive health.

Leptin is an adipose-derived peptide hormone that regulates appetite, energy expenditure, and body-weight homeostasis by signaling satiety to the brain. It functions as a key metabolic regulator with additional roles in immune function, neuroendocrine activity, and metabolic inflammation.

Liraglutide is a long-acting GLP-1 analog designed to improve blood glucose control, support weight loss, and enhance metabolic and cardiovascular health. Its modified structure allows prolonged circulation through albumin binding, enabling convenient once-daily dosing and stable therapeutic effects.

Lixisenatide is a short-acting GLP-1 receptor agonist developed to improve postprandial glucose control through incretin-based metabolic regulation. It enhances insulin secretion in a glucose-dependent manner while slowing gastric emptying, making it particularly effective in controlling meal-related blood glucose excursions.

LL-37 is a naturally occurring antimicrobial peptide that plays a central role in innate immune defense, inflammation control, and tissue repair. It exhibits broad-spectrum antimicrobial activity while also modulating immune responses, angiogenesis, and wound healing processes across multiple tissues.

Mechano Growth Factor is a locally acting isoform of insulin-like growth factor-1 that is rapidly expressed in response to mechanical stress and muscle injury. It plays a key role in initiating muscle repair, satellite cell activation, and localized tissue regeneration following physical load or trauma.

Melanotan I is a synthetic analog of α-melanocyte-stimulating hormone developed to enhance skin pigmentation and improve resistance to ultraviolet radiation. By stimulating melanogenesis independently of UV exposure, it has been studied for its protective effects against photodamage and inflammatory skin responses.

Melanotan II is a synthetic peptide that promotes melanin production for skin tanning, while also enhancing sexual arousal and offering potential protection against UV-induced skin damage.

Met-enkephalin is a naturally occurring pentapeptide and endogenous opioid that plays a key role in modulating pain, stress, and mood. It is widely studied for its analgesic, neuroprotective, and immune-modulatory effects, making it important in research on pain management, stress response, and neurological function.

Motilin is a naturally occurring gastrointestinal peptide hormone that regulates interdigestive gut motility and coordinates migrating motor complexes during fasting states. It plays a key role in digestive rhythm, gastric emptying, and communication between the gut and nervous system.

MOTS-c is a mitochondrial-derived peptide involved in regulating metabolic homeostasis, insulin sensitivity, and cellular energy balance. It acts as a signaling molecule linking mitochondrial function with systemic metabolism and has gained attention for its role in exercise adaptation and healthy aging.

Nesfatin-1 is an endogenous neuropeptide that suppresses appetite and regulates energy balance. It acts centrally in the brain to influence feeding behavior and metabolic activity, while also modulating stress-related neuroendocrine signals.

Neurokinin A is a neuropeptide of the tachykinin family that mediates smooth muscle contraction and neurotransmission. It plays a key role in the regulation of airway tone, vascular function, and inflammatory signaling.

Neurokinin B is a tachykinin neuropeptide involved in neuroendocrine signaling and reproductive hormone regulation. It contributes to neurotransmission, reproductive axis modulation, and sensory neuron activity.

Neurotensin is a neuropeptide that functions as a neurotransmitter and hormone, regulating gastrointestinal motility, central nervous system activity, and endocrine signaling. It is involved in modulating digestive processes, dopamine pathways, and neuroendocrine hormone release.

Noopept is a synthetic peptide-derived nootropic that supports cognitive function and memory. It promotes neuroprotection and enhances neuronal signaling, making it widely studied for brain health and age-related cognitive decline.

Oxyntomodulin is a gut-derived peptide that regulates appetite, glucose metabolism, and energy balance. It reduces food intake, improves glycemic control, and supports weight management.

Oxytocin is a naturally occurring neuropeptide that regulates social behavior, stress response, and reproductive processes. It promotes bonding, modulates emotional responses, and supports uterine and lactation functions.

Parathyroid Hormone is an endocrine peptide that regulates calcium and phosphate levels in the body. It modulates bone remodeling, kidney function, and mineral homeostasis.

PEG-MGF is a modified version of mechano growth factor designed to enhance muscle growth, tissue repair, and recovery. The PEGylation extends its half-life, improving its therapeutic potential in musculoskeletal and regenerative research.

Peptide YY (3-36) is a gut-derived hormone that suppresses appetite and supports energy balance. It slows gastric emptying and influences central pathways regulating satiety and metabolic activity.

Prolactin is a pituitary-derived peptide hormone primarily involved in lactation and reproductive hormone regulation. It also influences immune function, metabolism, and neuroendocrine signaling.

PT-141 is a synthetic peptide that enhances sexual desire by activating melanocortin receptors in the central nervous system. It is primarily researched for its role in treating sexual dysfunction in both men and women.

Retatrutide is a synthetic peptide that activates GLP-1, GIP, and glucagon receptors to regulate metabolism, improve glycaemic control, and support weight loss.

Selank is a synthetic peptide with anxiolytic and nootropic properties. It is primarily researched for reducing anxiety, improving cognitive function, and supporting immune system regulation.

Semaglutide is a long-acting GLP-1 receptor agonist used to regulate blood glucose levels and support weight management. It enhances insulin secretion, suppresses appetite, and improves metabolic control.

Semax is a synthetic peptide developed for neuroprotection and cognitive enhancement. It is studied for improving memory, focus, and recovery from neurological injury or stress.

SS-31 is a mitochondria-targeting peptide that supports cellular energy production and protects against oxidative stress. It is studied for its role in preserving tissue function in high-energy-demand organs.

Substance P is an 11–amino acid neuropeptide of the tachykinin family that functions as a key neurotransmitter and neuromodulator in pain perception, stress response, and inflammation. It is widely studied in the nervous and immune systems for its role in transmitting nociceptive signals, regulating mood and anxiety, and modulating gastrointestinal motility.

TB-500 is a synthetic peptide that promotes tissue repair, accelerates wound healing, and reduces inflammation. It is widely researched for recovery from injuries, surgical repair, and regenerative medicine applications.

Tesamorelin is a synthetic analog of growth hormone-releasing hormone that stimulates endogenous growth hormone secretion. It supports fat metabolism and metabolic health through physiological GH pulsatility.

Thymosin Alpha-1 is an immunomodulatory peptide that supports innate and adaptive immune responses. It plays a key role in immune system regulation and inflammatory balance.

Tirzepatide is a dual GLP-1/GIP receptor agonist that regulates blood glucose and appetite. It supports weight management and metabolic health.

Urotensin-II is a cyclic peptide that regulates vascular tone and blood pressure. It is involved in cardiovascular, renal, and endocrine signaling.

Vasopressin is a cyclic 9-amino-acid peptide that regulates water balance and blood pressure. It acts on kidneys, blood vessels, and endocrine pathways to maintain fluid homeostasis.