Peptide Library

A small molecule NNMT inhibitor researched for fat loss, metabolic improvement, and potential anti-aging effects at the cellular level.

A myostatin inhibitor targeting the activin type IIB receptor. Researched for muscle wasting diseases and potential muscle growth applications.

A proapoptotic peptide that targets and destroys blood vessels feeding fat tissue. Researched for targeted fat loss with dramatic results in animal models.

A copper-binding tripeptide (Ala-His-Lys) studied primarily in topical cosmetic research for hair follicle stimulation and dermal support.

A GnRH agonist structurally similar to leuprolide. Researched for reproductive hormone regulation and studied as part of fertility and hormonal research protocols.

A modified fragment of human growth hormone (amino acids 176-191) studied for fat metabolism. It holds FDA GRAS status as a food ingredient, which is not the same as FDA approval as a drug.

A non-erythropoietic analog of erythropoietin researched for neuropathic pain, nerve repair, and metabolic benefits in type 2 diabetes research.

A synthetic hexapeptide (Acetyl Hexapeptide-8) studied as a topical anti-wrinkle agent. Often called the 'topical Botox alternative' due to its muscle-relaxing skin effects.

A single-chain peptide derived from relaxin-2, studied preclinically for anti-fibrotic effects in cardiac, renal, and lung tissue.

The preserved sterile diluent used to reconstitute lyophilized peptides. Not a compound you dose — it is what everything else gets mixed with.

A mitochondrial uncoupler researched for fat loss and metabolic improvement without the cardiovascular toxicity of older uncoupling agents.

A synthetic peptide fragment famous in research circles for tissue repair and gut health.

The most popular healing stack in the peptide research community. Combines BPC-157's localized healing with TB-500's systemic repair for comprehensive recovery support.

A Khavinson bioregulator tetrapeptide targeting bronchial and lung tissue, researched for respiratory function.

A long-acting amylin analog researched for weight loss, particularly in combination with semaglutide (the CagriSema combination).

A Khavinson bioregulator peptide targeting cardiac tissue, researched for heart muscle function and cardiovascular aging.

A naturally occurring dipeptide (beta-alanine + histidine) found in muscle and brain tissue. Researched for antioxidant effects, anti-aging, muscle endurance, and neuroprotection.

A Khavinson bioregulator tripeptide studied for cartilage and connective tissue regulation.

A mixture of low molecular weight neuropeptides derived from porcine brain. Researched for Alzheimer's disease, stroke recovery, and traumatic brain injury.

The classic GH optimization stack. CJC-1295 triggers GH release while Ipamorelin amplifies it - together creating synergistic and sustained GH elevation.

The short-acting GHRH analog commonly sold under the CJC-1295 name. Without the DAC moiety its half-life is roughly 30 minutes, producing a sharp GH pulse rather than sustained elevation.

The long-acting GHRH analog: the DAC moiety binds albumin and extends the half-life to roughly 6-8 days, producing sustained GH elevation. This is NOT the same compound as the short-acting no-DAC version also sold as "CJC-1295".

Hydrolyzed collagen-derived peptides researched for skin elasticity, joint health, bone density, and gut lining support. One of the most widely used and accessible peptide forms.

A bioregulator peptide derived from cortical brain tissue. Researched for neuroprotection, cognitive function, and nervous system health.

A Khavinson bioregulator tetrapeptide researched for immune system regulation and thymic function.

An FDA-approved GnRH antagonist used for prostate cancer. Unlike GnRH agonists, it immediately suppresses testosterone without an initial flare.

A highly experimental synthetic derivative of angiotensin IV studied for nootropic and neuroprotective effects. Evidence is largely preclinical.

Delta Sleep-Inducing Peptide, discovered in 1974. Researched for improving sleep quality, particularly delta wave (deep) sleep and REM sleep.

A synthetic pineal tetrapeptide researched for telomerase activation. Note: the commonly repeated 5-10 mg dose comes from Epithalamin, a crude extract — Epithalon itself is discussed in micrograms.

A naturally occurring protein that inhibits myostatin and activin. Muscle and fat effects come from mechanistic and animal research, not established human outcomes.

A senolytic peptide designed to selectively trigger apoptosis in senescent (zombie) cells. Researched as a potential anti-aging intervention.

The fat-regulating tail fragment of human growth hormone. Studied for lipolysis (fat breakdown) without the growth-promoting effects of full GH.

A copper-binding tripeptide famous for skin, hair, and wound-healing research.

A synthetic ghrelin mimetic that strongly stimulates GH release. One of the original GHRPs with a robust research history.

An early growth hormone releasing peptide known for its powerful appetite stimulation and GH release. One of the most studied GHRPs in research literature.

A three-peptide blend of GHK-Cu, BPC-157 and TB-500 sold in a single vial and researched for skin, hair and soft-tissue repair.

The body's master antioxidant, a tripeptide found in every cell. Researched for immune support, detoxification, liver health, and anti-aging.

A synthetic version of GnRH that stimulates the release of LH and FSH. Used in research for testosterone support, fertility, and hormonal regulation.

Human Chorionic Gonadotropin, an FDA-approved gonadotropin used clinically for hypogonadotropic hypogonadism, cryptorchidism, and ovulation induction. Widely researched for maintaining testicular function.

One of the most potent synthetic GHRP compounds. Researched for GH release, muscle growth, and notably for cardioprotective effects.

Recombinant human growth hormone (191 amino acid somatropin), FDA approved for growth hormone deficiency and several other named indications. The reference compound all GH secretagogues are compared against.

Human Menopausal Gonadotropin (menotropins), an FDA-approved mixture of FSH and LH activity used in fertility treatment and researched for spermatogenesis support.

A mitochondria-derived peptide researched for neuroprotection, metabolic health, and longevity. Levels decline with age and are studied as a longevity biomarker.

A long-acting analog of insulin-like growth factor 1. Researched for muscle growth, fat loss, and anabolic effects independent of growth hormone.

The most well-known peptide hormone. A 51 amino acid hormone produced by the pancreas that regulates blood sugar. Multiple forms are FDA-approved. Fundamental to metabolic health research.

A selective GH secretagogue researched for GH release, with less activity at some off-target pathways than earlier GHRPs.

A decapeptide that regulates reproductive hormones by modulating GnRH release. Researched for testosterone optimization and fertility.

A four-peptide blend that adds KPV to the GLOW combination, researched for gut, skin and inflammatory conditions.

A tripeptide fragment of alpha-MSH researched for its powerful anti-inflammatory and gut healing properties. Particularly promising for IBD and skin inflammation.

A tight junction peptide regulator researched for leaky gut, celiac disease, and intestinal permeability. One of the most promising gut barrier research peptides.

A GnRH agonist and one of the first peptide drugs widely used clinically. Used for prostate cancer, endometriosis, and hormonal regulation research.

An FDA-approved GLP-1 receptor agonist. Developed by Novo Nordisk for type 2 diabetes, also approved for chronic weight management under the brand name Saxenda.

The only human cathelicidin antimicrobial peptide. Researched for its broad-spectrum antimicrobial effects, wound healing, and immune modulation.

A GLP-1 and glucagon dual receptor agonist from China's Innovent Biologics. Researched for weight loss and type 2 diabetes with promising Phase 3 trial data.

A splice variant of IGF-1 that is locally produced in muscle tissue following exercise-induced damage. Researched for muscle repair and growth.

A linear analog of alpha-MSH studied for skin tanning and photoprotection. More selective and considered lower risk than Melanotan II for sexual side effects.

A synthetic analog of alpha-MSH studied for skin tanning, sexual function, and appetite regulation. One of the most well-known research peptides for pigmentation.

An oral growth hormone secretagogue (technically a small molecule, not a peptide). Researched for GH and IGF-1 elevation, muscle mass, sleep quality, and bone density.

A mitochondria-derived peptide that regulates metabolism at the cellular level. Researched for insulin sensitivity, fat regulation, exercise performance, and longevity.

A modified, more stable form of the pineal tetrapeptide Epitalon, researched for telomerase activity and circadian/pineal regulation.

An acetylated version of Selank with improved bioavailability and stability. Researched for anxiety relief, cognitive enhancement, and mood stabilization.

An acetylated and amidated version of Semax with improved stability and potentially enhanced nootropic effects. Considered a more potent version.

A coenzyme found in every cell that declines with age. Researched for energy production, DNA repair, cellular longevity, and neurological function.

A hypothalamic neuropeptide involved in wakefulness, appetite, and energy homeostasis. Deficiency causes narcolepsy. Researched for sleep disorders, cognitive enhancement, and metabolic effects.

The 'bonding hormone' - a naturally occurring peptide researched for social bonding, stress reduction, autism spectrum research, and metabolic effects.

Intranasal oxytocin delivery for social anxiety, autism spectrum, PTSD, and bonding research. The nasal route allows direct access to the brain via the olfactory pathway.

A synthetic peptide derived from the neurotrophic factor CNTF, studied preclinically for neurogenesis and cognitive effects.

A palmitoyl-conjugated pentapeptide marketed under the name Matrixyl. One of the most studied cosmetic peptides for collagen stimulation and anti-aging skin care.

A novel synthetic peptide targeting TREK-1 potassium channels. Researched for rapid antidepressant effects with a unique mechanism distinct from SSRIs.

A pegylated version of Mechano Growth Factor, a splice variant of IGF-1. Extended half-life version studied for muscle repair, growth, and recovery.

A semi-synthetic polysaccharide researched for joint health, cartilage repair, and as a potential treatment for Maculopathy. Not technically a peptide but widely studied alongside peptide protocols.

A bioregulator peptide derived from the pineal gland. Researched for cognitive protection, anti-aging, and neurological health.

An experimental anticancer peptide designed to bind HDM-2 and form membrane pores in cancer cells. Evidence is entirely preclinical.

Also known as Bremelanotide, PT-141 is an FDA-approved peptide for sexual dysfunction. It works centrally in the brain rather than on the vascular system like traditional treatments.

A triple receptor agonist targeting GLP-1, GIP, and glucagon receptors simultaneously. Investigational compound with some of the most dramatic weight loss data ever seen in clinical trials.

A synthetic analog of tuftsin, Selank is an anxiolytic peptide approved in Russia. Researched for anxiety reduction, cognitive enhancement, and mood stabilization.

An amidated version of Selank with potentially improved stability and bioavailability. Same anxiolytic and cognitive benefits with modifications for enhanced delivery.

A GLP-1 receptor agonist approved for type 2 diabetes and chronic weight management.

A synthetic peptide based on ACTH fragment. Approved in Russia for neuroprotection and cognitive enhancement. Studied for focus, memory, and stroke recovery.

An amidated version of Semax offering improved stability, longer duration of action, and potentially enhanced cognitive effects.

The first 29 amino acids of GHRH. Was FDA approved for growth hormone deficiency and remains one of the most studied GHRH analogs for body composition and anti-aging.

An ERR agonist (exercise mimetic) that activates the same pathways as endurance exercise without physical activity. Researched for metabolic improvement and heart failure.

An octapeptide extension of Argireline designed to reduce wrinkles more effectively. Inhibits muscle contractions responsible for expression lines.

A mitochondria-targeting peptide that reduces oxidative stress and improves mitochondrial function. FDA approved for Barth syndrome. Researched for heart failure, aging, and energy.

A dual GLP-1 and glucagon receptor agonist from Boehringer Ingelheim researched for obesity and NASH (non-alcoholic steatohepatitis / liver fat disease).

A synthetic fragment of Thymosin Beta-4, studied for its role in cellular migration and repair.

An FDA-approved PTH analog researched for bone density improvement. One of the few anabolic bone treatments that actually builds new bone rather than just preventing loss.

An FDA-approved GHRH analog indicated for the reduction of excess abdominal fat in HIV-infected adults with lipodystrophy. FDA labeling states it is NOT indicated for weight-loss management.

A triple monoamine reuptake inhibitor originally researched for Parkinson's and Alzheimer's. Repurposed for obesity research showing significant weight loss in trials.

A Khavinson bioregulator tetrapeptide studied for testicular tissue function and reproductive hormone regulation.

A polypeptide bioregulator derived from the thymus gland. Researched for immune restoration, anti-aging effects, and longevity in elderly populations.

A key immune regulator derived from the thymus gland. Researched extensively for immune support, antiviral effects, and as a vaccine adjuvant.

The parent compound of TB-500. A naturally occurring 43 amino acid peptide involved in cell migration, wound healing, and tissue repair. More expensive and less stable than TB-500.

A dual GIP and GLP-1 receptor agonist. FDA approved for type 2 diabetes, with remarkable weight loss data showing up to 20% body weight reduction in trials.

A GnRH agonist that initially stimulates and then suppresses testosterone production. Used clinically for prostate cancer and researched for post-cycle testosterone restoration.

A Khavinson bioregulator tripeptide targeting vascular endothelium, researched for blood vessel health.

A dipeptide bioregulator (Lys-Glu) researched for immune regulation, anti-aging, and cellular health. One of the simplest bioregulator peptides.

A naturally occurring neuropeptide with powerful anti-inflammatory and immune-modulating properties. Researched for CIRS, autoimmune conditions, and gut health.