Peptide Directory
Peer-reviewed profiles for 167 research peptides, organized by mechanism and therapeutic area. Browse by category below, or use the search and filter to find a specific compound.
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Retatrutide
A triple receptor agonist targeting GLP-1, GIP, and glucagon receptors simultaneously - producing the highest weight loss of any peptide in clinical trials to date.
Tesamorelin
A stabilised GHRH analog (Egrifta) FDA-approved for HIV-associated lipodystrophy — the most potent GHRH peptide for visceral fat reduction.
CJC-1295
A modified GHRH analog that provides sustained growth hormone release, often combined with Ipamorelin.
BPC-157
Body Protection Compound — a 15-amino acid peptide with remarkable regenerative and healing properties.
GHK-Cu (Copper Peptide)
A naturally occurring copper complex with powerful skin regeneration, anti-aging, and wound healing properties.
VIP
Vasoactive Intestinal Peptide — a 28-amino acid neuropeptide with powerful anti-inflammatory, pulmonary vasodilatory, and circadian regulatory effects.
KPV
A tripeptide fragment of alpha-MSH (Lys-Pro-Val) with potent anti-inflammatory and gut-protective effects — especially promising for IBD research.
Humanin
A 21-amino acid mitochondria-derived peptide with cytoprotective, neuroprotective, and metabolic regulatory effects — a key longevity peptide.
Tirzepatide
A dual GIP/GLP-1 receptor agonist (Mounjaro/Zepbound) producing the highest weight loss rates of any approved peptide therapy.
Cartalax
A tripeptide connective tissue bioregulator (Ala-Glu-Asp) from the Khavinson series targeting cartilage, kidney, and fibroblast function - supporting collagen synthesis and combating cellular aging.
BPC-157 & TB-500 Blend
A research blend combining BPC-157 and TB-500 (Thymosin Beta-4 fragment) for additive tissue repair effects across tendon, ligament, muscle, and neural tissue.
TB-500 (Thymosin Beta-4)
A synthetic version of the naturally occurring Thymosin Beta-4 protein, known for potent healing and anti-inflammatory effects.
NAD+
Nicotinamide adenine dinucleotide — the central coenzyme of cellular energy metabolism and a key regulator of longevity pathways including sirtuins.
Thymosin Alpha-1
A 28-amino acid thymic peptide that is the most studied immune-regulatory peptide — used clinically across 35+ countries for chronic infections, cancer adjunct therapy, and immune deficiencies.
Semaglutide
A GLP-1 receptor agonist best known as Ozempic/Wegovy, used for weight management and diabetes.
Epitalon (Epithalon)
A tetrapeptide known as the 'fountain of youth peptide' for its telomere-lengthening and anti-aging properties.
NMN (Nicotinamide Mononucleotide)
NMN is a direct NAD+ precursor nucleotide that raises cellular NAD+ more efficiently than NR in some tissues. Human trials at 250-600 mg daily show improved muscle insulin sensitivity and reduced biological aging markers.
MOTS-c
A mitochondrial-encoded peptide that acts as an exercise mimetic - improving metabolic flexibility, insulin sensitivity, and longevity pathways.
Teriparatide (PTH 1-34)
Teriparatide is the recombinant PTH(1-34) N-terminal fragment. FDA-approved for osteoporosis, it's the most potent bone-building drug available. Intermittent daily dosing preferentially stimulates osteoblast activity over osteoclast-driven resorption.
Ipamorelin
A selective growth hormone secretagogue that stimulates GH release with minimal side effects.
N-Acetyl Semax
The acetylated, extended-stability form of Semax - an ACTH-derived heptapeptide with potent BDNF-upregulating, neuroprotective, and cognitive-enhancing effects.
Chonluten
A Russian tripeptide bioregulator (Gly-Glu-Pro) targeting bronchopulmonary tissue - supporting lung function, mucosal health, and respiratory recovery.
SS-31 (Elamipretide)
A mitochondria-targeting tetrapeptide that binds cardiolipin to protect the inner mitochondrial membrane, with exceptional cardiac and anti-aging research data.
Somatropin (rHGH)
Recombinant human growth hormone bioidentical to endogenous 191-aa GH. FDA-approved for GH deficiency, HIV wasting, Turner syndrome, and Prader-Willi syndrome. Stimulates IGF-1, lipolysis, and lean mass accrual directly via GHR receptors.
PT-141 (Bremelanotide)
A melanocortin receptor agonist that directly activates the CNS to increase sexual desire and function.
Kisspeptin
A hypothalamic neuropeptide that acts as the master regulator of GnRH pulse generation and the entire reproductive endocrine axis.
Cortagen
A tetrapeptide cardiovascular and cerebral vascular bioregulator that supports vascular endothelial function, blood flow regulation, and vascular tissue maintenance.
ABP-7
The actin-binding peptide domain from Thymosin Beta-4 that specifically sequesters G-actin monomers, inhibiting actin polymerisation and modulating cell motility - studied for wound healing and immune modulation.
Dermorphin
A heptapeptide from South American frog skin that is 30-40x more potent than morphine - exceptional metabolic stability from its D-amino acid residue and a model compound for developing non-addictive opioid analogues.
Semax
A nootropic peptide derived from ACTH that enhances cognition, focus, and neuroprotection.
Carnosine
A naturally occurring dipeptide of beta-alanine and histidine found at high concentrations in muscle and brain - potent anti-glycation, antioxidant, and anti-senescence properties have made it a focus of longevity research.
AHK-Cu
Copper tripeptide-3 (AHK-Cu) is a glycine-histidine-lysine copper chelate studied for scalp and skin repair.
Adipotide (FTPP)
A pro-apoptotic peptide that selectively destroys the vasculature supplying white adipose tissue, producing targeted fat loss without systemic metabolic effects.
AOD-9604
A modified fragment of growth hormone (hGH 177-191) that specifically activates fat metabolism without the growth-promoting or insulin-desensitising effects of hGH.
Syn-Ake
A synthetic tripeptide that mimics the activity of Waglerin-1 from Temple Viper venom, blocking nicotinic acetylcholine receptors to produce muscle-relaxing, anti-wrinkle effects.
Cardiogen
A Russian tetrapeptide bioregulator (Ala-Glu-Asp-Arg) developed for cardiac tissue - supporting cardiomyocyte metabolism, heart muscle protection, and cardiovascular recovery.
Vesugen
A tripeptide vascular bioregulator (Lys-Glu-Asp) from the Khavinson series with vasoprotective, neuroprotective, and geroprotective properties - targeting endothelial cell maintenance and vascular aging.
CJC-1295 & Ipamorelin Blend
A research blend combining CJC-1295 (no DAC / Mod GRF 1-29) with ipamorelin — the most commonly cited GHRH + GHS combination in GH secretagogue research.
Lipopeptide (Cosmetic)
A broad class of fatty acid-conjugated peptides used in topical skincare research for enhanced dermal penetration and matrix-stimulating activity.
Selank
A synthetic anxiolytic peptide derived from tuftsin that enhances GABA transmission, reduces anxiety, and supports cognition without sedation.
Follistatin-344
A naturally occurring protein that inhibits myostatin and activin, promoting dramatic muscle growth.
Pancragen
A tetrapeptide pancreatic bioregulator (Lys-Glu-Asp-Trp) from the Khavinson series that supports beta cell differentiation, insulin regulation, and pancreatic tissue longevity.
ACE-031
A soluble activin type IIB receptor fusion protein that sequesters myostatin and other TGF-beta family members to drive skeletal muscle hypertrophy and fat loss.
B7-33
A single-chain relaxin-2 analogue that selectively activates RXFP1 receptors to inhibit fibrosis and reduce inflammation without the off-target effects of full relaxin.
Testagen
A tetrapeptide anterior pituitary bioregulator (Lys-Glu-Asp-Gly) that interacts with pituitary gonadotroph cells to support testosterone and TSH synthesis - studied for testosterone restoration in hypogonadism models.
Syn-Coll
Palmitoyl Tripeptide-5 - a TGF-beta mimetic lipopeptide that activates collagen I and III synthesis in dermal fibroblasts by mimicking the TSP-1 sequence that triggers TGF-beta activity.
Tripeptide-29
Glycyl-prolyl-hydroxyproline (Gly-Pro-Hyp) - the most abundant tripeptide repeat unit in collagen, studied for its direct role in collagen fibril stabilisation and as a collagen synthesis signal.
Livagen
A tetrapeptide hepatic bioregulator (Lys-Glu-Asp-Ala) from the Khavinson series targeting liver cell chromatin and gene expression to support hepatic function and longevity.
Pinealon
A tripeptide derived from the pineal gland peptide complex that supports neuronal survival, cognitive function, and circadian rhythm regulation.
NR (Nicotinamide Riboside)
NR is a vitamin B3 form and NAD+ precursor that reliably elevates whole blood NAD+ by 40-90% in human trials at 250-1000 mg daily. It activates sirtuins and is well studied for metabolic and mitochondrial health.
Fragment 176-191 & CJC-1295 & Ipamorelin Blend
A research blend combining Fragment 176-191 (selective lipolytic hGH fragment) with CJC-1295 and ipamorelin for combined fat loss and GH-stimulating research.
Tripeptide-10 Citrulline (Decorinyl)
Tripeptide-10 Citrulline (Decorinyl, Asp-Lys-Cit) mimics the decorin-binding site on collagen fibrils, promoting organized collagen fiber assembly and potentially reducing scar formation. Used in anti-aging and post-procedure formulations.
Myristoyl Pentapeptide-17
Myristoyl Pentapeptide-17 is a fatty-acid-modified pentapeptide studied for eyelash and eyebrow growth promotion by stimulating keratinocyte production of keratin proteins. Found in cosmetic lash serums and brow enhancement formulations.
Somatostatin
A cyclic tetradecapeptide that suppresses GH, insulin, glucagon, and multiple other hormones - the body's master brake on secretory activity and a critical cancer treatment target.
Crystagen
Crystagen (Glu-Asp-Arg) is a synthetic tripeptide bioregulator from Prof. Khavinson's research group targeting the brain and CNS. In the same short peptide bioregulator family as Epithalon. Research suggests neuroprotective and gene-regulatory effects in aged neural tissue.
Hexarelin
One of the most potent GHRP peptides available, producing strong GH pulses alongside direct cardioprotective effects independent of GH.
GHK (Tripeptide-1)
GHK (Gly-His-Lys) is a naturally occurring copper-binding tripeptide found in plasma, involved in tissue repair, anti-inflammatory signaling, and collagen regulation.
Chitomur
Chitomur is a Khavinson short peptide bioregulator for the bladder and lower urinary tract. Proposed to support urothelial function and urinary system aging. Used in anti-aging protocols targeting urogenital system deterioration.
FOXO4-DRI
A D-amino acid retro-inverso peptide designed to selectively eliminate senescent cells by disrupting the FOXO4-p53 interaction that keeps them alive.
AICAR
An AMPK activator and metabolic modulator that mimics the cellular effects of exercise - enhancing glucose uptake, mitochondrial biogenesis, and fat oxidation.
Thymalin
A natural thymus peptide complex that restores thymic function and immune competence - particularly studied for immune reconstitution in ageing and immunodeficiency.
ARA-290 (Cibinetide)
An engineered non-haematopoietic erythropoietin peptide analogue that activates tissue-protective receptors without stimulating red blood cell production.
CJC-1295 & GHRP-2 & Ipamorelin Blend
A triple GH-stimulating research blend combining CJC-1295 with both GHRP-2 and ipamorelin for comprehensive GHS-R1a activation alongside GHRHR stimulation.
Pal-GHK (Palmitoyl Tripeptide-1)
Pal-GHK (Palmitoyl Tripeptide-1, also known as Matrixyl basic) is a palmitoylated form of the GHK tripeptide that enhances skin penetration and collagen stimulation.
Fragment 176-191 & Mod GRF 1-29 & Ipamorelin Blend
A research blend combining Fragment 176-191 with Mod GRF 1-29 and ipamorelin — identical in design to the CJC-1295 + Ipamorelin + Fragment blend but labeled under the Mod GRF 1-29 nomenclature.
Palmitoyl Tetrapeptide-7
A palmitoylated Gly-Gln-Pro-Arg peptide that suppresses inflammatory cytokines (IL-6, IL-8) and stimulates collagen production, reducing photoageing and chronic skin inflammation.
Abaloparatide
Abaloparatide (Tymlos) is a 34-aa PTHrP analogue with greater RG conformation selectivity than teriparatide. FDA-approved for osteoporosis. Phase III ACTIVE trial showed superior vertebral fracture reduction with lower hypercalcemia risk.
Fragment 176-191
The isolated lipolytic fragment of human growth hormone - 16 amino acids that target fat burning without the growth-promoting or diabetogenic effects of full hGH.
Nonapeptide-1
A melanocortin-1 receptor antagonist peptide that blocks alpha-MSH binding to inhibit melanin production - used in skin brightening, hyperpigmentation, and melanogenesis research.
Sermorelin
A GHRH analog (first 29 amino acids) that stimulates natural growth hormone production — the most established GH peptide in clinical use.
Cerebrolysin
A standardised mixture of brain-derived neuropeptides that mimics the action of neurotrophic factors - widely used in stroke rehabilitation and neurodegeneration research.
GHRP-6
The original growth hormone releasing hexapeptide - produces powerful GH pulses with pronounced appetite stimulation, making it valuable for cachexia and GH deficiency research.
Palmitoyl Pentapeptide-4 (Matrixyl)
A lipopeptide that stimulates collagen and glycosaminoglycan synthesis in fibroblasts, clinically shown to reduce wrinkle depth by up to 68% over 6 months.
Substance P
An 11-amino acid neuropeptide and the canonical mediator of pain transmission from peripheral nociceptors to the spinal cord - also central to neuroinflammation, gut motility, and immune activation.
Ovagen
A peptide bioregulator derived from liver tissue that supports hepatocyte gene expression, improves liver cell regeneration, and modulates hepatic inflammatory and metabolic pathways.
Klotho Peptide
A circulating anti-aging hormone whose levels decline dramatically with age - Klotho deficiency produces premature aging syndromes, while Klotho supplementation reverses cognitive and physical aging in animal models.
Glucagon
Glucagon is the 29-aa counter-regulatory hormone from pancreatic alpha cells that stimulates hepatic glycogenolysis, gluconeogenesis, and lipolysis in response to hypoglycemia. Its receptor agonism is incorporated into retatrutide and other triple-agonist drug candidates.
Tesamorelin & CJC-1295 & Ipamorelin Blend
A triple-blend research preparation combining tesamorelin and CJC-1295 (Mod GRF 1-29) for dual GHRH pathway activation with ipamorelin for GHS-R1a synergy.
Snap-8
An eight-residue acetylated peptide that competes with SNAP-25 to modulate neuromuscular junction signalling and reduce expression lines - a peptide alternative to botulinum toxin.
Amylin
Amylin (IAPP) is a 37-aa peptide co-secreted with insulin by beta cells that suppresses glucagon, slows gastric emptying, and reduces food intake. Deficient in T1D and late T2D. Pramlintide is its FDA-approved synthetic analogue.
BPC-157 & TB-500 & GHK-Cu Blend
A three-component healing research blend combining BPC-157 and TB-500 for systemic repair with GHK-Cu for collagen matrix stimulation and copper-mediated angiogenesis.
Dihexa
A potent nootropic peptide that enhances synaptic density by activating HGF/c-Met signalling - reported to be 7 orders of magnitude more potent than BDNF.
Vialox
Pentapeptide-3V - a synthetic cobra venom-derived peptide that blocks postsynaptic nicotinic acetylcholine receptors, reducing facial muscle contraction for non-injection wrinkle reduction.
Cerluten
Cerluten (Glu-Asp-Pro) is a Khavinson synthetic tripeptide bioregulator for the nervous system. Proposed to support neuronal gene regulation and nervous system aging. Used in Eastern European anti-aging longevity protocols.
LEAP-2
Liver-expressed antimicrobial peptide 2 - a recently characterised endogenous GHSR1a antagonist that blocks ghrelin signalling to suppress hunger and growth hormone secretion.
Tesamorelin & Ipamorelin Blend
A research blend combining tesamorelin (a stabilized GHRH analogue) with ipamorelin for synergistic GH release, combining tesamorelin's unique visceral fat research profile with ipamorelin's clean GHS selectivity.
Argireline
Acetyl Hexapeptide-3/8 - a SNAP-25 mimetic that reduces muscle contraction at neuromuscular junctions, smoothing expression lines without needles.
Vesilut
Vesilut is a short peptide bioregulator from Khavinson's research program, originally derived from urinary bladder tissue and studied for bladder cell function and urogenital aging research.
IGF-1 LR3
A long-acting IGF-1 analog with extended half-life and superior muscle anabolic potency — the most popular IGF-1 variant in research.
Cagrilintide
A long-acting amylin analog that powerfully suppresses appetite and complements GLP-1 agonists for breakthrough weight loss.
Melanotan I
An alpha-MSH analog that stimulates melanin production for photoprotection, with a favourable side effect profile compared to Melanotan II.
Sermorelin & Ipamorelin Blend
A research blend combining sermorelin (GHRH analogue) with ipamorelin (GHS-R1a agonist) for synergistic GH release via complementary mechanisms.
Galanin
Galanin is a 29-30 aa neuropeptide activating GALR1/2/3 receptors to modulate pain, memory, mood, appetite, and autonomic function. Implicated in Alzheimer's disease (expands into hippocampus as cholinergic neurons degenerate).
Sermorelin & GHRP-2 Blend
A research blend of sermorelin and GHRP-2, combining GHRH pathway activation with ghrelin receptor stimulation for potent synergistic GH release.
Tetrapeptide-21
Tetrapeptide-21 (Lys-Asp-Val-Tyr) is a collagen-stimulating tetrapeptide that activates TGF-beta signaling in dermal fibroblasts to upregulate type I and III collagen synthesis. Compatible with Matrixyl and GHK-Cu.
Vilon
A dipeptide (Lys-Glu) immune bioregulator and longevity peptide from the Khavinson series - one of the simplest yet most studied peptide bioregulators for immune function and lifespan.
LL-37
The only human cathelicidin antimicrobial peptide - with broad-spectrum antibacterial, antiviral, and wound-healing properties beyond its antimicrobial role.
Pal-AHK (Palmitoyl Tripeptide-3)
Pal-AHK (Palmitoyl Tripeptide-3) is a lipopeptide combining the AHK copper-binding tripeptide with a palmitoyl fatty acid for enhanced skin and scalp penetration.
TRH
A hypothalamic tripeptide that regulates thyroid function and exerts direct neuroprotective, antidepressant, and anti-seizure effects independent of its thyroid axis activity.
Endoluten
Endoluten is a Khavinson peptide bioregulator derived from the neuroendocrine (pineal-hypothalamic) complex. Proposed to restore circadian rhythmicity, support melatonin biosynthesis, and modulate neuroendocrine aging. Used alongside Epithalon.
MGF
Mechano Growth Factor - the locally produced IGF-1 splice variant that activates muscle satellite cells after mechanical stress, driving muscle repair and hypertrophy.
Larazotide Acetate (AT-1001)
An eight-amino acid peptide that blocks intestinal tight junction opening and reduces gut permeability - the most clinically advanced tight junction regulator in development.
Sermorelin & GHRP-6 Blend
A research blend of sermorelin and GHRP-6, combining GHRH-pathway stimulation with ghrelin-receptor activation and appetite-stimulating effects.
PNC-27
A 32-amino acid cancer research peptide containing a p53 HDM2-binding domain that selectively targets and destroys cancer cells by binding HDM2 on their membranes and inducing necrosis.
ANP (Atrial Natriuretic Peptide)
ANP is a 28-aa cardiac peptide secreted by atria in response to volume/pressure overload. It activates NPR-A receptors to increase renal sodium and water excretion, reduce blood pressure, and inhibit renin-aldosterone. Key cardiovascular research tool.
P21
A novel peptide derived from CNTF (ciliary neurotrophic factor) with potent neurogenic, cognitive-enhancing, and neuroplasticity-promoting effects.
PE-22-28
A truncated spadin analogue that selectively blocks TREK-1 potassium channels to produce rapid, ketamine-like antidepressant and anxiolytic effects without glutamate receptor involvement.
Bronchogen
A tetrapeptide lung bioregulator (Ala-Glu-Asp-Leu) from the Khavinson series that regulates pulmonary gene expression, reduces lung inflammation, and supports bronchopulmonary tissue integrity.
Ghrelin
Ghrelin is the endogenous 28-aa octanoylated peptide from the stomach that activates GHS-R1a to stimulate GH release and appetite. All synthetic GHSPs were developed to mimic or improve upon ghrelin's GHS-R1a agonism.
Decapeptide-12
Decapeptide-12 is a synthetic skin-brightening peptide that competitively inhibits tyrosinase and reduces melanin synthesis in melanocytes.
Degarelix
Degarelix (Firmagon) is a 10-aa GnRH receptor antagonist that suppresses testosterone to castrate levels within 3 days without the initial flare of GnRH agonists. FDA-approved for advanced prostate cancer.
Oxytocin
The 'bonding hormone' — a hypothalamic neuropeptide governing social behaviour, trust, stress response, and reproductive function.
Beta-Endorphin
A 31-amino acid endogenous opioid peptide produced in the pituitary and hypothalamus - the primary mediator of exercise-induced euphoria, stress analgesia, and immune modulation.
Triptorelin
A synthetic GnRH decapeptide agonist that initially stimulates and then suppresses LH and FSH - used to study hormonal suppression, PCT protocols, and gonadal axis regulation.
Thymosin Beta-4 (Full Protein)
Thymosin Beta-4 (Tβ4) is the full 43-aa G-actin sequestering protein. Its LKKT domain is the basis for TB-500. Full Tβ4 has additional cardiac regenerative, anti-fibrotic, and hair follicle-activating properties that extend beyond the TB-500 fragment.
DSIP (Delta Sleep-Inducing Peptide)
A neuropeptide that promotes slow-wave sleep and has broad regulatory effects on stress hormones and pain.
GHRP-2
A potent synthetic hexapeptide that stimulates growth hormone release via ghrelin receptors with minimal cortisol elevation compared to GHRP-6.
Pielotax
Pielotax is a Khavinson short peptide bioregulator formulated for the kidney. Proposed to support renal cell gene expression and kidney functional reserve in aging models. Used in anti-aging longevity protocols targeting renal aging.
Melanotan II
A cyclic alpha-MSH analog with potent tanning, sexual function, and appetite-suppressing effects via broad melanocortin receptor activation.
GIP (Glucose-dependent Insulinotropic Polypeptide)
GIP is a 42-aa incretin secreted by duodenal K-cells that potentiates insulin secretion in a glucose-dependent manner. Tirzepatide's superiority over semaglutide is attributed to its additional GIPR co-agonism.
SHLP-2 (Small Humanin-Like Peptide 2)
SHLP-2 is a 12-aa mitochondrial-derived peptide (MDP) encoded in the 12S rRNA mitochondrial gene. More potent than humanin, it reduces oxidative stress, inhibits beta-amyloid-induced apoptosis, and promotes cell survival. Plasma levels decline with age.
CJC-1295 & GHRP-2 Blend
A potent research blend pairing CJC-1295 (Mod GRF 1-29) with GHRP-2 for strong synergistic GH release with good GH-axis selectivity.
Gonadorelin
Synthetic GnRH used to maintain testicular function, LH pulsatility, and fertility during and after testosterone replacement therapy.
Thymagen
A dipeptide thymic bioregulator (Glu-Trp / Oglufanide) that modulates immune cell cyclic nucleotide signalling, enhancing natural defence mechanisms and T-cell regulation.
CJC-1295 & Hexarelin Blend
A high-potency research blend combining CJC-1295 (Mod GRF 1-29) with hexarelin, the most potent GHRP available, for maximum GH pulse amplitude.
Peptide YY (PYY 3-36)
PYY 3-36 is the biologically active form of the gut satiety peptide secreted post-meal by L-cells. It reduces appetite via Y2 receptor agonism in the hypothalamic arcuate nucleus. Human IV infusion studies demonstrate significantly reduced caloric intake.
PTD-DBM
A Wnt signalling activator peptide that inhibits the CXXC5-Dvl interaction to stimulate hair follicle regeneration and wound healing through beta-catenin pathway activation.
Prostamax
A peptide bioregulator derived from prostate gland tissue that supports prostate cell function, regulates inflammatory responses in prostatic tissue, and may support healthy prostate volume and urinary flow.
Cetrorelix
Cetrorelix is a 10-aa synthetic GnRH antagonist that immediately blocks GnRH receptors, suppressing LH and FSH without the initial testosterone flare of GnRH agonists. FDA-approved for controlled ovarian stimulation in IVF.
Sigumir
Sigumir (Val-Glu-Pro-Asp) is a Khavinson tetrapeptide bioregulator for cartilage and joint tissue. Proposed to regulate chondrocyte gene expression and support cartilage maintenance in age-related degeneration.
CJC-1295 DAC
A GHRH analogue with a Drug Affinity Complex that binds covalently to albumin - extending half-life to 6-8 days and enabling true once-weekly GH stimulation.
Urocortin
Urocortin is a 40-aa CRF-family peptide that activates both CRF-R1 and CRF-R2 receptors. It modulates stress responses, anxiety, appetite suppression, cardiac function (positive inotropy via CRF-R2), and immune regulation.
Neurotensin
Neurotensin is a 13-aa neuropeptide in CNS and GI tract that modulates dopamine neurotransmission, reduces pain, regulates gut motility, and has antipsychotic-like properties. Endogenous 'antipsychotic' in dopamine circuits.
Mod GRF 1-29 & GHRP-2 Blend
A research blend pairing Mod GRF 1-29 with GHRP-2 for potent synergistic GH release. Functionally identical to CJC-1295 & GHRP-2 Blend but labeled under the Mod GRF 1-29 nomenclature.
ACTH 1-24 (Cosyntropin)
ACTH 1-24 (cosyntropin, tetracosactide) is the synthetic 24-aa N-terminal ACTH fragment retaining full biological activity. It stimulates MC2R receptors on the adrenal cortex to drive cortisol synthesis. Primarily used diagnostically in the cosyntropin stimulation test.
Mod GRF 1-29 & GHRP-6 Blend
A research blend pairing Mod GRF 1-29 (CJC-1295 no DAC) with GHRP-6 for synergistic GH release while preserving physiological pulse patterns.
Bolamin
Bolamin is a Khavinson short peptide bioregulator for the bone marrow. Proposed to support hematopoiesis and bone marrow stem cell function in aging. Used in anti-aging research targeting immune aging and hematopoietic reserve.
GLP-2
Glucagon-like peptide 2 - a 33-amino acid intestinal hormone that acts as a potent trophic factor for gut mucosa, promoting intestinal growth, reducing permeability, and treating short bowel syndrome.
IGF-1 DES
A truncated IGF-1 analog (des(1-3)IGF-1) that is 10x more potent than native IGF-1 due to reduced IGFBP binding and enhanced receptor affinity.
CGRP
Calcitonin gene-related peptide - the most potent vasodilator in the peripheral vasculature and the central driver of migraine pathophysiology, now the primary target for modern migraine prevention.
Sermorelin & GHRP-6 & GHRP-2 Triple Blend
A triple-peptide research blend combining sermorelin, GHRP-6, and GHRP-2 for maximal GH pathway stimulation across multiple receptor targets.
Bradykinin
Bradykinin is a 9-aa vasoactive peptide from the kinin-kallikrein system that produces vasodilation, increases vascular permeability, and sensitizes pain nociceptors. Central to ACE inhibitor-induced angioedema and inflammation research.
PACAP-38
A 38-amino acid pituitary peptide with extraordinary neuroprotective potency - 1,000x more potent than VIP - and roles in migraine pathophysiology, stress response, and neuronal survival.
Alpha-MSH
A 13-amino acid neuropeptide that regulates pigmentation, appetite, inflammation, and sexual behaviour - one of the most pleiotropic peptides in human physiology.
Nociceptin (Orphanin FQ)
Nociceptin is a 17-aa endogenous opioid-like peptide (but anti-opioid at the spinal level) acting on NOP/ORL1 receptors. It modulates pain, anxiety, stress responses, reward, and drug tolerance. Relevant to novel analgesic and antidepressant research.
CJC-1295 & GHRP-6 Blend
A research blend combining CJC-1295 (Mod GRF 1-29) with GHRP-6 for synergistic GH release paired with GHRP-6's notable appetite-stimulating effect.
N-Acetyl Selank
An acetylated form of Selank with enhanced CNS penetration and bioavailability - producing anxiolytic, nootropic, and immune-modulatory effects via GABA and BDNF pathways.
Taxorest
Taxorest is a Khavinson short peptide bioregulator for the tracheal and bronchial epithelium. Proposed to support respiratory tract cell regeneration and gene expression in lung tissue aging. Used alongside Chonluten in pulmonary anti-aging protocols.
Vasopressin
A nonapeptide hormone that regulates water balance, blood pressure, social bonding, and memory consolidation - one of the most evolutionarily ancient and multifunctional peptides in vertebrate biology.
Mod GRF 1-29 & Ipamorelin Blend
The gold standard research peptide stack: Mod GRF 1-29 (CJC-1295 no DAC) combined with ipamorelin for synergistic, selective, physiologically-patterned GH release.
Pramlintide
Pramlintide (Symlin) is the synthetic non-aggregating amylin analogue with three proline substitutions. FDA-approved as adjunct to insulin. Reduces postprandial glucose ~30%, suppresses glucagon, and produces 1-2 kg weight loss.
Liraglutide
A long-acting GLP-1 receptor agonist approved for type 2 diabetes and obesity - the predecessor to semaglutide with a 13-hour half-life and once-daily dosing.
Mod GRF 1-29
CJC-1295 without DAC - a modified GHRH analogue with 4 amino acid substitutions for enhanced stability, producing physiological GH pulses when paired with a GHRP peptide.
FGL Peptide
A 15-amino acid NCAM-mimetic peptide derived from the neural cell adhesion molecule - promotes synaptic plasticity, long-term memory formation, and neuroprotection by activating FGFR.
Peptide YY Analogue (Cagrilintide Component)
Native GLP-1 (7-37) is the endogenous 31-aa incretin secreted by intestinal L-cells. It potentiates glucose-dependent insulin secretion, suppresses glucagon, slows gastric emptying, and reduces appetite. The structural template for semaglutide, liraglutide, and exenatide.
Thyrotropin
A synthetic tripeptide analogue of Thyrotropin-Releasing Hormone (TRH/Protirelin) that stimulates pituitary TSH release and thyroid hormone production - used in thyroid axis research and diagnostics.
Exenatide
The first GLP-1 receptor agonist approved for clinical use, originally isolated from Gila monster saliva - established the entire class of GLP-1-based therapies.
Angiotensin 1-7 (Ang 1-7)
Ang 1-7 is a 7-aa MAS receptor agonist produced by ACE2 that opposes the vasoconstrictive, fibrotic, and pro-inflammatory effects of Angiotensin II. Researched for hypertension, cardiac fibrosis, COVID-19, and neuroprotection.
Hexapeptide-11
Hexapeptide-11 (Peptamide-6) is a yeast fermentate-derived hexapeptide that stimulates fibroblast production of collagen, fibronectin, and laminin, and upregulates desmosome proteins involved in skin barrier integrity.
Leuprolide (Leuprorelin)
Leuprolide is a synthetic 9-aa GnRH superagonist. Paradoxically, continuous use desensitizes GnRH receptors → profoundly suppresses LH, FSH, and sex steroids after 2-4 weeks. FDA-approved for prostate cancer, endometriosis, uterine fibroids, precocious puberty.
Orexin-B (Hypocretin-2)
Orexin-B (hypocretin-2) is a 28-aa hypothalamic neuropeptide that activates OX2R > OX1R to promote wakefulness and regulate sleep/appetite. Loss of orexin neurons causes narcolepsy. Orexin receptor antagonists are approved for insomnia.
Neuropeptide Y
A 36-amino acid peptide and one of the most abundant neuropeptides in the brain - the primary driver of hunger during stress, and a key regulator of cardiovascular function and anxiety resilience.
Oxyntomodulin
Oxyntomodulin is a 37-aa gut peptide and dual GLP-1R/glucagon receptor agonist released post-meal. Its combined receptor activity suppresses appetite while simultaneously increasing energy expenditure — the mechanistic rationale for multi-receptor incretin drugs.
PEG-MGF
Pegylated Mechano Growth Factor - the stabilised, long-acting form of MGF with a dramatically extended half-life, enabling subcutaneous administration and sustained satellite cell activation.
Pentapeptide-18 (Leuphasyl)
Pentapeptide-18 (Leuphasyl) is a synthetic enkephalin-mimetic pentapeptide that acts on opioid receptors in skin to relax facial muscles and reduce expression lines.
Suprefort
Suprefort is a Khavinson short peptide bioregulator for the pancreas. Proposed to support pancreatic cell gene regulation and beta cell function in aging models. Used in anti-aging research involving metabolic aging and pancreatic reserve.
Orexin-A
A 33-amino acid hypothalamic peptide that maintains wakefulness, stabilises sleep-wake transitions, and integrates energy homeostasis - its absence causes narcolepsy with cataplexy.