1. Home
  2. Research guide
Research guide

Peptide research guide

An educational overview of 40+ research peptides, what they are, how they work, and what researchers are studying them for. All products are for laboratory research use only.

Research disclaimer All information on this page is for educational purposes only. Products supplied by Cambridge Health™ are strictly for laboratory research use. Not medical advice. Not for human or animal consumption.

GLP-1 · Metabolic Research Peptides

Retatrutide

GLP-1 · GIP · Glucagon · Metabolic

Retatrutide (LY3437943) is a next-generation triple agonist peptide that simultaneously activates GLP-1, GIP and glucagon receptors. It is one of the most advanced metabolic research peptides currently under investigation, studied for its potential to address multiple aspects of energy regulation through a single compound. Research has focused on its effects on appetite suppression, insulin sensitivity, hepatic fat metabolism and resting energy expenditure. The triple receptor engagement differentiates it from earlier single or dual agonist compounds such as Semaglutide and Tirzepatide. Available in 5mg, 10mg, 15mg, 20mg, 30mg, 40mg and 60mg vial formats.

View product Make a research enquiry

Tirzepatide

GLP-1 · GIP · Dual Agonist

Tirzepatide is a dual GLP-1 and GIP receptor agonist peptide studied for its incretin-based metabolic effects. Research has investigated its combined effects on glucose-dependent insulin secretion, gastric emptying, appetite regulation and adipose tissue metabolism. As a dual agonist, it builds on the established GLP-1 research framework while adding GIP receptor engagement for potentially complementary metabolic effects. Available in vial formats from 2mg to 100mg.

Make a research enquiry

Semaglutide

GLP-1 · Incretin · Metabolic

Semaglutide is a GLP-1 receptor agonist peptide analogue with an extended half-life compared to native GLP-1. It is one of the most extensively studied incretin-based research compounds, with research spanning glucose regulation, appetite signalling through hypothalamic GLP-1 receptors, gastric motility and cardiovascular markers. Its extended duration of action makes it a frequently used reference compound in metabolic research models. Available in 5mg to 30mg vials.

Make a research enquiry

Mazdutide

GLP-1 · Glucagon · Dual Agonist

Mazdutide is a dual GLP-1 and glucagon receptor agonist peptide studied for its combined incretin and thermogenic research properties. By engaging both GLP-1 and glucagon pathways, research has explored its potential to simultaneously regulate appetite and increase hepatic energy expenditure. This combination positions it as a metabolically distinct compound from pure GLP-1 agonists. Available in 5mg, 10mg and 20mg vial formats.

Make a research enquiry

Survodutide

GLP-1 · Glucagon · NASH Research

Survodutide is a dual glucagon and GLP-1 receptor agonist peptide under active research investigation, with particular interest in hepatic steatosis and non-alcoholic steatohepatitis (NASH) research models. Studies have examined its effects on liver fat reduction, metabolic inflammation markers and body weight regulation. The glucagon-dominant profile of Survodutide makes it a distinctive compound for hepatic metabolism research. Available in 5mg and 10mg vials.

Make a research enquiry

Cagrilintide

Amylin Analogue · Satiety

Cagrilintide is a long-acting amylin analogue peptide studied for its satiety-related signalling properties. Amylin is a peptide co-secreted with insulin from pancreatic beta cells and plays a role in post-meal satiety signalling, gastric emptying rate and glucagon suppression. Cagrilintide has been researched both alone and in combination with GLP-1 agonists, with interest in whether amylin-pathway engagement provides complementary appetite regulation effects. Available in 5mg and 10mg vials.

Make a research enquiry

Recovery · Repair Research Peptides

BPC 157

BPC 157 (Body Protective Compound 157) is a synthetic pentadecapeptide derived from a naturally occurring gastric protein. It is one of the most researched recovery peptides in laboratory settings, studied for cytoprotective effects in gastrointestinal tissue, fibroblast behaviour in tendon and ligament models, nitric oxide system modulation and wound healing research. Its stability in gastric environments makes it a distinctive subject for oral route gastrointestinal research models. Available in 5mg, 10mg and 20mg vials.

View product Make a research enquiry

TB500

TB500 is a name used for a synthetic peptide derived from Thymosin Beta-4 (Tβ4). Published analytical work identified a seven-amino-acid fragment, Ac-LKKTETQ, in material labelled TB-500. Full-length Tβ4 has 43 amino acids and is studied in actin regulation, cell migration and tissue repair models. Findings about the full-length peptide do not automatically apply to a fragment or a particular supplied product. Check product identity against its batch documentation. Available in 5mg and 10mg vials.

View product Make a research enquiry

GLOW70

GLOW70 is a premium research blend combining BPC 157 (10mg), GHK-CU (50mg) and TB500 (10mg) in a single 70mg formulation. Research interest in this blend centres on the potential complementary interactions between BPC 157's nitric oxide system effects, GHK-CU's collagen synthesis stimulation and TB500's actin-mediated cell migration. The combination is studied for recovery, skin regeneration and wound healing research applications. Available as 70mg blend × 10 vials.

View product Make a research enquiry

KLOW80

KLOW80 is an advanced research blend combining BPC 157 (10mg), GHK-CU (50mg), TB500 (10mg) and KPV (1mg) in an 80mg formulation. KPV is a tripeptide derived from alpha-melanocyte stimulating hormone studied for anti-inflammatory pathway interactions. The combination creates a multi-mechanism research formulation spanning connective tissue repair, skin regeneration, actin dynamics and inflammatory modulation. Available as 80mg blend × 10 vials.

View product Make a research enquiry

BPC + TB Combo

The BPC + TB Combo pairs BPC 157 and TB500 as a dual recovery research blend, available in two formats: BPC 5mg + TB 5mg (10mg total) and BPC 10mg + TB 10mg (20mg total). Research interest in this combination focuses on the potentially complementary mechanisms, BPC 157's nitric oxide and growth factor-related effects alongside TB500's actin cytoskeletal regulation, in connective tissue repair models. Available in 10mg × 10 and 20mg × 10 vial formats.

Make a research enquiry

SS-31

SS-31 (also known as Elamipretide or MTP-131) is a mitochondria-targeted tetrapeptide that concentrates in the inner mitochondrial membrane. Research has studied its interaction with cardiolipin, a phospholipid critical to mitochondrial electron transport chain function, and its potential cytoprotective effects in cardiac, renal and skeletal muscle ischemia-reperfusion models. It represents one of the most specific mitochondrial-targeting research peptides available. Available in 10mg and 50mg vials.

Make a research enquiry

5-Amino-1MQ

5-Amino-1MQ is a small molecule NNMT (nicotinamide N-methyltransferase) inhibitor studied for its effects on cellular NAD+ metabolism and adipocyte biology. NNMT is an enzyme expressed in adipose tissue that regulates methyl group availability and NAD+ precursor pools. Research has explored 5-Amino-1MQ's effects on fat cell differentiation, energy expenditure in adipose tissue and systemic metabolic markers in preclinical models. Available in 5mg, 10mg and 50mg formats.

Make a research enquiry

KPV

KPV is a C-terminal tripeptide fragment of alpha-melanocyte stimulating hormone (α-MSH), consisting of lysine, proline and valine. Research has studied KPV for its anti-inflammatory properties in gastrointestinal and skin tissue models, with interest in NF-κB pathway modulation and cytokine expression. Its small size and oral stability have made it a subject of particular interest for gastrointestinal inflammatory research. Available in 5mg and 10mg vials.

Make a research enquiry

Cosmetic · Skin Research Peptides

GHK-CU

GHK-CU (glycyl-L-histidyl-L-lysine copper) is a naturally occurring copper peptide complex that declines in concentration with age. Research has studied it for collagen and elastin synthesis stimulation via MMP/TIMP regulation, angiogenesis through VEGF-related pathways, hair follicle biology, wound healing and broad gene expression modulation, with one analysis identifying over 4,000 differentially expressed genes. Its copper chelation function and small molecular size (340Da) are central to its studied biological properties. Available in 50mg and 100mg vials.

View product Make a research enquiry

Melanatan Receptor Type (MT-1)

MT-1 (Afamelanotide) is a synthetic analogue of alpha-melanocyte stimulating hormone that acts as a melanocortin-1 receptor agonist. Research has studied its effects on melanin synthesis in melanocyte cell models, photoprotection mechanisms in skin biology, and inflammatory pathway modulation via melanocortin receptor signalling. Available in 15mg × 10 vials.

Make a research enquiry

Melanotan 2 (MT-2)

Melanotan 2 is a cyclic lactam analogue of alpha-MSH that acts on melanocortin receptors MC1R through MC5R. Research has studied its effects on melanogenesis, central nervous system melanocortin pathways, sexual response research models and appetite regulation. Its broad melanocortin receptor profile makes it a widely studied research tool in melanocortin biology. Available in 10mg × 10 vials.

Make a research enquiry

LL37

LL37 is a cathelicidin-derived antimicrobial peptide, the only human cathelicidin identified to date. It is produced by epithelial cells, neutrophils and macrophages as part of the innate immune system. Research has studied LL37 for its antimicrobial activity in cell culture models, wound healing effects through keratinocyte and fibroblast migration, immunomodulatory properties and hair follicle biology. Available in 5mg × 10 vials.

Make a research enquiry

Growth · Hormone Research Peptides

NAD+

NAD+ (nicotinamide adenine dinucleotide) is a coenzyme central to cellular energy metabolism, present in every living cell. Research interest in NAD+ has grown substantially in the context of ageing biology, as cellular NAD+ levels decline with age. Studies have examined its role in sirtuin activation (particularly SIRT1 and SIRT3), mitochondrial function, DNA repair mechanisms via PARP enzymes and circadian rhythm regulation. Available in 100mg, 500mg and 1000mg research formats.

View product Make a research enquiry

Epithalon

Epithalon (Epitalon) is a synthetic tetrapeptide derived from Epithalamin, a natural polypeptide extracted from the pineal gland. Research has studied its effects on telomerase activity in cell cultures, telomere elongation in in vitro models and circadian rhythm regulation via melatonin pathway interactions. It has been the subject of long-term longevity research in animal models. Available in 10mg and 50mg vials.

Make a research enquiry

Ipamorelin

Ipamorelin is a selective growth hormone secretagogue receptor (GHSR) agonist and growth hormone releasing peptide (GHRP). Research has studied its ability to stimulate GH release from pituitary somatotroph cells with high selectivity, notably without significant cortisol, prolactin or ACTH stimulation seen with earlier GHRPs. Its selectivity profile has made it a widely used research tool for studying the growth hormone axis. Available in 5mg and 10mg vials.

Make a research enquiry

Tesamorelin

Tesamorelin is a synthetic analogue of growth hormone-releasing hormone (GHRH) stabilised with a trans-3-hexenoic acid group to extend its half-life. Research has focused on its stimulation of endogenous GH release from the anterior pituitary, its effects on IGF-1 levels and visceral adipose tissue reduction in research models. It is one of the most studied GHRH analogues in clinical research. Available in 5mg, 10mg and 20mg vials.

Make a research enquiry

IGF-1 LR3

IGF-1 LR3 (Insulin-like Growth Factor 1 Long R3) is a modified version of IGF-1 with a 13-amino-acid extension at the N-terminus that substantially reduces its binding to IGF binding proteins, extending its half-life. Research has examined its effects on muscle cell proliferation and differentiation, protein synthesis signalling through mTOR and PI3K pathways, satellite cell activation and glucose metabolism. Available in 0.1mg and 1mg vials.

Make a research enquiry

HCG

Human Chorionic Gonadotropin (HCG) is a glycoprotein hormone that acts as a functional analogue of luteinising hormone (LH), sharing the same receptor. Research applications include studies of gonadal steroidogenesis, Leydig cell function, follicular development in female reproductive research and HPG axis dynamics. It is a widely used tool in reproductive endocrinology research. Available in 2000IU, 5000IU and 10000IU vials.

Make a research enquiry

GHRP-2

GHRP-2 (Growth Hormone Releasing Peptide 2) is a synthetic hexapeptide ghrelin receptor agonist studied for potent GH release stimulation from pituitary somatotrophs. It is one of the most studied GHRPs, examined for its effects on the GH/IGF-1 axis, appetite regulation through ghrelin pathway activation and cardioprotective properties in cardiac stress models. Available in 2mg, 10mg and 15mg vials.

Make a research enquiry

GHRP-6

GHRP-6 is a synthetic hexapeptide ghrelin receptor agonist and one of the original GHRPs studied. Research has examined its GH-releasing properties, appetite stimulation through hypothalamic ghrelin signalling, gastric motility effects and potential cytoprotective properties in cardiac and hepatic tissue models. Its appetite-stimulating profile distinguishes it from more selective GHRPs. Available in 2mg and 10mg vials.

Make a research enquiry

MGF / PEG MGF

MGF (Mechano Growth Factor) is a splice variant of IGF-1 produced locally in muscle tissue in response to mechanical stress or damage. Research has focused on its role in activating muscle satellite cells, the stem cell population responsible for muscle repair and growth. PEG MGF is a pegylated version with extended half-life for research use. Both are studied for muscle repair biology and satellite cell activation pathways. Available in 2mg vials.

Make a research enquiry

HMG

HMG (Human Menopausal Gonadotropin) contains both FSH (follicle-stimulating hormone) and LH (luteinising hormone) activity. It is used in reproductive biology research to study follicular development, ovarian stimulation models, Sertoli and Leydig cell function, and HPG axis regulation. Available in 75 IU × 10 vials.

Make a research enquiry

Gonadorelin

Gonadorelin is a synthetic form of gonadotropin-releasing hormone (GnRH), the hypothalamic peptide that drives LH and FSH release from the pituitary. Research applications include HPG axis studies, pituitary gonadotroph cell biology and reproductive neuroendocrinology research. Available in 2mg and 5mg vials.

Make a research enquiry

Hexarelin

Hexarelin is a synthetic hexapeptide GHRP studied for potent GH-releasing properties and notable cardioprotective effects in cardiac ischemia research models. It acts on ghrelin receptors but also appears to engage a GHS-receptor independent mechanism in cardiac tissue. Research has studied its effects on left ventricular function, cardiac fibrosis markers and myocardial protection. Available in 2mg and 5mg vials.

Make a research enquiry

Nootropic · Cognitive Research Peptides

Selank

Selank is a synthetic heptapeptide analogue of the endogenous immunopeptide tuftsin, developed as a stable research compound. Research has studied its interaction with GABA-A receptors (producing anxiolytic-like effects in animal models), BDNF expression in hippocampal models, serotonin and dopamine system interactions, and immune modulation via tuftsin pathway activity. It is widely studied in anxiolytic and cognitive research. Available in 5mg and 10mg vials.

Make a research enquiry

Semax

Semax is a synthetic heptapeptide derived from the N-terminal fragment of ACTH (4-10) with a Pro-Gly-Pro extension for metabolic stability. Research has studied its neuroprotective properties in ischemic brain models, BDNF and NGF upregulation in neuronal models, dopaminergic system interactions, and cognitive performance in preclinical research. It is widely studied in the context of neuroprotection and cognitive biology. Available in 5mg and 10mg vials.

Make a research enquiry

DSIP

DSIP (Delta Sleep Inducing Peptide) is a nonapeptide first isolated from rabbit cerebral venous blood during slow-wave sleep induction. Research has studied its role in sleep-wake cycle regulation, stress response modulation, neuroendocrine interactions including GH and cortisol pathways, and antioxidant properties in cell models. Its pleiotropic research profile has maintained its interest across neuroscience and endocrinology research fields. Available in 2mg, 5mg, 10mg and 15mg vials.

Make a research enquiry

Pinealon

Pinealon is a synthetic tripeptide (Glu-Asp-Arg) derived from pineal gland extract research. Studies have examined its neuroprotective properties in neuronal cell models, effects on melatonin synthesis pathways, antioxidant activity in brain tissue models and cognitive biology in aged animal models. It represents a specific research tool for pineal gland biology and neuronal longevity research. Available in 5ml and 10ml formats.

Make a research enquiry

Sexual · Social Research Peptides

PT-141

PT-141 (Bremelanotide) is a cyclic heptapeptide melanocortin receptor agonist derived from Melanotan 2. Unlike PDE5 inhibitors, PT-141 acts centrally through melanocortin MC3R and MC4R receptors in the CNS to modulate sexual response pathways. Research has examined its effects on hypothalamic dopamine release, sexual behaviour in animal models and central arousal pathway biology. Available in 10mg × 10 vials.

Make a research enquiry

Oxytocin

Oxytocin is a neuropeptide produced in the hypothalamus with diverse research applications spanning social behaviour modulation, pair bonding and trust research, anxiety response, pain processing and reproductive biology. Research has studied its effects on amygdala activity, social recognition, maternal behaviour and stress response via HPA axis interactions. Available in 2mg, 5mg and 10mg vial formats.

Make a research enquiry

Kisspeptin-10

Kisspeptin-10 is a decapeptide fragment of kisspeptin, a critical upstream regulator of GnRH secretion and therefore the entire HPG reproductive axis. Research has studied its role as a master regulator of the reproductive axis, its involvement in puberty onset research, LH pulse dynamics and sexual differentiation of the brain. Available in 5mg and 10mg vials.

Make a research enquiry

Other Research Compounds

CJC-1295 with DAC

GHRH Analogue · Long-Acting

CJC-1295 with DAC (Drug Affinity Complex) is a long-acting synthetic GHRH analogue that binds to albumin in the bloodstream, extending its half-life to approximately 6-8 days in research models. Studies have examined sustained GH and IGF-1 elevation in animal models, pituitary somatotroph biology and the effects of prolonged versus pulsatile GH secretion patterns. Available in 2mg and 5mg vials.

Make a research enquiry

CJC-1295 NO DAC

GHRH Analogue · Short-Acting

CJC-1295 without DAC (also known as Mod GRF 1-29) is a shorter-acting GHRH analogue that produces a more physiological pulsatile GH release pattern compared to the DAC version. Research uses it to study pulsatile GH secretion, somatotroph signalling responses and GH axis dynamics in a more time-limited research window. Available in 2mg, 5mg and 10mg vials.

Make a research enquiry

AOD9604

GH Fragment · Adipose Research

AOD9604 is a modified fragment of the C-terminal region of human growth hormone (hGH176-191) studied for its lipolytic and anti-lipogenic properties without the insulin-related effects of full-length GH. Research has examined its effects on adipocyte lipolysis, fat cell differentiation and beta-3 adrenergic receptor interactions in adipose tissue models. Available in 5mg and 10mg vials.

Make a research enquiry

Adipotide

Proapoptotic · Adipose Research

Adipotide (FTPP) is a peptidomimetic compound studied for its targeted approach to white adipose tissue research. It is designed to bind to prohibitin on the vasculature of white fat and induce apoptosis in fat tissue blood vessels, creating a targeted adipose-disrupting research model. Available in 2mg, 5mg and 10mg vials.

Make a research enquiry

ACE-031

Myostatin Inhibitor · Muscle Research

ACE-031 is a fusion protein combining the extracellular domain of ActRIIB (activin receptor type IIB) with the Fc portion of IgG1. It acts as a myostatin and activin pathway inhibitor by binding and neutralising these negative regulators of muscle growth. Research has focused on skeletal muscle mass regulation, muscle fibre hypertrophy models and neuromuscular disease biology. Available in 1mg vials.

Make a research enquiry

B12

Vitamin · Neurological · Haematopoiesis

Vitamin B12 (Cyanocobalamin/Methylcobalamin) is an essential water-soluble vitamin involved in DNA synthesis, red blood cell formation, myelin sheath maintenance and one-carbon metabolic pathways. Research applications include neurological biology, homocysteine metabolism studies and haematopoietic research. Available as mg/ml × 10ml vial.

Make a research enquiry

Important information

Cambridge Health™ does not provide usage, dosage, reconstitution or administration guidance for any product. Product information on this page is provided for research and educational context only.

Supplied for laboratory research use only. Not a licensed medicine and not approved for human or animal use.

Ready to enquire about research supply?

All products are supplied strictly for laboratory research purposes only. Submit an enquiry with your research-use confirmations to access the pen checkout preview. No payment taken. Checkout preview only. Not for human use.

Chat on Telegram