All peptide compounds
Every compound I cover - 78 of them in 11 categories - with what it is used for, how strong the human evidence is, its US legal status, and links to its guide and dosage chart. Filter or sort to narrow it down.
78 of 78 compounds
| Main use | Links | ||||
|---|---|---|---|---|---|
| 5-Amino-1MQaka 5-amino-1-methylquinolinium · 5-Amino-1MQ iodide · 5A1MQResearch use only | Weight loss and metabolism | An NNMT-inhibiting research chemical marketed for fat loss and metabolic health. Every efficacy result I could locate comes from mouse studies; no published human trial exists. | Animal / lab only | Unapproved drug | Guide · Dosage |
| Abaloparatideaka TymlosPrescription | Bone health | FDA-approved to treat osteoporosis in postmenopausal women at high fracture risk, and to increase bone density in men with osteoporosis at high fracture risk, by stimulating new bone formation. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Adamaxaka Adamax PeptideResearch use only | Brain, mood and sleep | Sold as a nootropic, marketed as a longer-acting, more potent successor to Semax, aimed at the same cognitive-enhancement buyers. | No meaningful evidence | Unapproved drug | Guide · Dosage |
| Adipotideaka FTPP · Prohibitin-Targeting Peptide 1 · Prohibitin-TP01Research use only | Weight loss and metabolism | Developed at MD Anderson Cancer Center as a targeted anti-obesity drug candidate that induces apoptosis in the blood vessels feeding white fat. A first-in-human Phase 1 trial in men with prostate cancer and obesity was terminated early with no published results, and it is now sold to consumers as an unregulated research-chemical weight-loss product. | Animal / lab only | Unapproved drug | Guide · Dosage |
| AICARaka Acadesine · AICA riboside · 5-Aminoimidazole-4-carboxamide ribonucleosideResearch use only | Longevity and mitochondria | Studied as an AMPK-activating "exercise mimetic" that boosted running endurance in sedentary mice; separately studied in humans, under the name acadesine, as an intravenous cardioprotective drug during heart bypass surgery - a use large trials found did not work. Now sold to consumers as an unapproved research-chemical endurance and metabolic product. | Limited human data | Unapproved drug | Guide · Dosage |
| AOD-9604aka Tyr-hGH Fragment 177-191 · AOD9604 · HGH Fragment 176-191Research use only | Weight loss and metabolism | Originally developed as an anti-obesity drug candidate; its developer reported that its Phase IIb human obesity trial did not succeed, and development for that indication was discontinued. Now sold to consumers as a research-chemical fat-loss product. | Limited human data | Unapproved drug | Guide · Dosage chart |
| ARA-290 (Cibinetide)aka Cibinetide · ARA290Research use only | Immune and inflammation | An investigational peptide developed by Araim Pharmaceuticals for neuropathic pain and inflammation-related conditions. Never reached FDA approval for any indication; now sold to consumers as a research chemical. | Moderate human evidence | Research use only | Guide · Dosage chart |
| BPC-157aka Body Protection Compound 157 · PL 14736 · PL-10Research use only | Healing and recovery | Studied in rodents for musculoskeletal soft-tissue healing. Sold to humans for injury recovery, a use whose only human data is one uncontrolled retrospective chart review of 17 people with knee pain. | Limited human data | Research use only | Guide · Dosage chart |
| Bronchogenaka AEDL peptide · Bronchogen tetrapeptideResearch use only | Bioregulators | Sold for bronchial and lung support, marketed within the Khavinson peptide-bioregulator line for respiratory and healthy-aging use. | Animal / lab only | Research use only | Guide |
| Cagrilintideaka CagriSema (combined with semaglutide)Research use only | Weight loss and metabolism | Investigational amylin analogue studied alone and, more prominently, combined with semaglutide as the fixed-dose combination CagriSema, for chronic weight management. Not approved for any indication in the US; the combination is under FDA review following the sponsor's New Drug Application. | Moderate human evidence | Research use only | Guide · Dosage chart |
| Cardiogenaka AEDR · AEDR peptide · Ala-Glu-Asp-ArgResearch use only | Bioregulators | Marketed as a heart-tissue bioregulator for cardiovascular aging, from the Khavinson organ-specific peptide programme. | Animal / lab only | Research use only | Guide |
| Cartalaxaka AED peptide · Ala-Glu-Asp · T-31Research use only | Bioregulators | Marketed for cartilage and joint support, sold as a "cartilage bioregulator" for age-related joint wear. | Animal / lab only | Research use only | Guide |
| Cerebrolysinaka Cerebrolysin Injection · FPF-1070Research use only | Brain, mood and sleep | A prescription drug in Russia, China, several Eastern European and other markets for acute ischaemic stroke, traumatic brain injury and vascular dementia. Also sold outside those markets, including to US buyers, as an unregulated "research" or grey-market vial for self-injection, which is not how it is used where it is actually approved. | Limited human data | Unapproved drug | Guide · Dosage |
| Chonlutenaka Chonluten tripeptideResearch use only | Bioregulators | Marketed for bronchial and respiratory support alongside Bronchogen, within the Khavinson peptide-bioregulator line. | Animal / lab only | Research use only | Guide |
| CJC-1295aka CJC-1295 with DAC · CJC-1295 without DAC · Modified GRF (1-29)Research use only | Growth hormone and muscle | Investigated as a long-acting growth hormone-releasing hormone analogue to raise GH and IGF-I. Reached Phase 2 and was discontinued; never approved for any indication. | Limited human data | Research use only | Guide · Dosage chart |
| Cortagenaka AEDP · AEDP peptide · Ala-Glu-Asp-ProResearch use only | Bioregulators | Marketed as a brain-cortex bioregulator for cognitive aging, from the Khavinson organ-specific peptide programme. Its sequence was derived by amino-acid analysis of the natural brain-cortex extract preparation Cortexin. | Animal / lab only | Research use only | Guide |
| Crystagenaka Immune bioregulator tripeptideResearch use only | Bioregulators | Marketed for immune-system support and healthy aging, within the Khavinson peptide-bioregulator line. | Animal / lab only | Research use only | Guide |
| Dihexaaka N-hexanoic-Tyr-Ile-(6) aminohexanoic amide · Dihexa acetate · PNB-0408Research use only | Brain, mood and sleep | Sold online as a research chemical for cognition and memory. FDA has not identified any human exposure data on drug products containing dihexa acetate by any route. | Animal / lab only | Research use only | Guide · Dosage |
| DSIPaka Delta sleep-inducing peptide · EmideltideResearch use only | Brain, mood and sleep | Sold for sleep. Named in the 1970s after a proposed role in promoting delta-wave sleep. | Limited human data | Research use only | Guide · Dosage chart |
| Eloralintideaka LY3841136Research use only | Weight loss and metabolism | Investigational obesity treatment in Eli Lilly's clinical trial pipeline. Not approved anywhere, not commercially available anywhere, and accessible only through clinical trial enrollment - though it is sold to consumers as an unregulated research-chemical vial under the same name. | Limited human data | Unapproved drug | Guide · Dosage |
| Epitalonaka Epithalon · Epithalamin · AEDG peptideResearch use only | Bioregulators | Sold for longevity and anti-aging on the basis of telomere research. | Animal / lab only | Research use only | Guide · Dosage chart |
| Follistatinaka FST · Follistatin-344 · FST-344Research use only | Growth hormone and muscle | The body's own brake on activin and myostatin signalling, studied academically as a gene-therapy payload for muscle-wasting disease. Sold separately, as an injected research-chemical protein, for grey-market muscle-building use that its own human trials have never tested. | Animal / lab only | Research use only | Guide · Dosage chart |
| FOXO4-DRIaka FOXO4-DRI peptide · FOXO4 D-retro-inverso peptideResearch use only | Longevity and mitochondria | Sold online as a senolytic research chemical for anti-aging use. Designed in the laboratory to disrupt an interaction between the FOXO4 and p53 proteins inside senescent cells; not studied in humans. | Animal / lab only | Research use only | Guide · Dosage chart |
| GHK-Cuaka Copper Tripeptide-1 · Copper peptide · Cu-GHKSupplement or cosmetic | Healing and recovery | Topical cosmetic anti-aging - fine lines, skin density and firmness, elasticity, photodamage, hyperpigmentation - and wound healing. Also marketed in hair-loss cosmetics. | Limited human data | Cosmetic | Guide · Dosage |
| GHRP-2aka Growth Hormone Releasing Peptide-2 · Pralmorelin · KP-102Research use only | Growth hormone and muscle | Sold to consumers as a growth-hormone-release research chemical for muscle and recovery use, an application never approved anywhere. Historically investigated as a pituitary growth-hormone stimulus and diagnostic agent. | Limited human data | Research use only | Guide · Dosage chart |
| GHRP-6aka Growth Hormone Releasing Peptide-6 · GHRP6 · His-D-Trp-Ala-Trp-D-Phe-Lys-NH2Research use only | Growth hormone and muscle | One of the original growth hormone-releasing peptides, studied since the 1980s as a pituitary GH secretagogue. Marketed to consumers for muscle and recovery goals, an application never approved anywhere. | Limited human data | Research use only | Guide · Dosage chart |
| Glutathioneaka GSH · L-Glutathione · Reduced GlutathioneSupplement or cosmetic | Skin and cosmetic | Naturally synthesized in nearly all human cells as the body's principal intracellular antioxidant. Sold as an oral dietary supplement, and marketed by IV/wellness clinics and online sellers as an injectable "glutathione push" or "skin whitening" infusion - a use with no FDA-approved product behind it. | Limited human data | Dietary supplement | Guide · Dosage |
| Gonadorelinaka GnRH · LHRH · Gonadorelin acetateSupplement or cosmetic | Hormones and sexual health | FDA approved decades ago as a diagnostic test of pituitary function (Factrel) and as a pulsatile treatment for hypothalamic amenorrhea (Lutrepulse). Both approved products are discontinued. Today it is mainly sold through compounding pharmacies and research-peptide sellers to men on testosterone therapy, paired with TRT to keep the pituitary-testicular signal running - a use no trial has tested. | Moderate human evidence | Unapproved drug | Guide · Dosage |
| Hexarelinaka Examorelin · HEXAResearch use only | Growth hormone and muscle | Investigated since the 1990s as a growth hormone-releasing peptide (GHRP), including for growth-hormone stimulation testing. Sold to consumers as a research chemical for muscle and recovery use, an application with no controlled human trial behind it. | Limited human data | Research use only | Guide · Dosage chart |
| HGH 191AAaka Somatropin · rHGH · 191-amino acid recombinant human growth hormoneResearch use only | Growth hormone and muscle | Marketed to consumers for body recomposition, recovery and anti-aging in adults who do not have a diagnosed growth hormone deficiency. The identical molecule, somatropin, is FDA-approved by prescription for defined deficiency and wasting conditions - see the "Where approved somatropin fits" section on the main guide for that distinction. | Limited human data | Research use only | Guide · Dosage chart |
| HGH Fragment 176-191aka Fragment 176-191 · Frag 176-191 · HGH FragResearch use only | Weight loss and metabolism | Sold to consumers as a research-chemical fat-loss product, marketed on the claim that this slice of growth hormone carries its fat-metabolising activity without the growth-promoting or blood-sugar effects of the whole hormone. Never developed into an approved drug under this exact sequence. | Animal / lab only | Unapproved drug | Guide · Dosage chart |
| Human Chorionic Gonadotropinaka hCG · Novarel · PregnylPrescription | Hormones and sexual health | FDA-approved prescription injection for prepubertal cryptorchidism, selected cases of male hypogonadotropic hypogonadism, and induction of ovulation in anovulatory, infertile women pretreated with menotropins. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Human Menopausal Gonadotropinaka hMG · Menotropins · MenopurPrescription | Hormones and sexual health | FDA-approved prescription injection (Menopur) for development of multiple follicles and pregnancy in ovulatory women as part of an Assisted Reproductive Technology (ART) cycle. Not approved for any indication in men. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Humaninaka HNResearch use only | Longevity and mitochondria | Sold online for anti-aging and neuroprotection claims. Studied almost entirely in cell cultures and rodents; no completed human efficacy trial was located for this page. | Animal / lab only | Research use only | Guide · Dosage chart |
| IGF-1 DESaka Des(1-3)IGF-1 · IGF-1 Des(1-3) · Truncated IGF-1Research use only | Growth hormone and muscle | Originally isolated and studied as a naturally occurring IGF-1 fragment in laboratory pharmacology, used to probe IGF-1 receptor signalling with reduced interference from binding proteins. Sold to consumers as a research chemical for localised, site-specific muscle growth, a use with no controlled human trial behind it. | Animal / lab only | Research use only | Guide · Dosage chart |
| IGF-1 LR3aka Long R3 IGF-1 · Long-R3-IGF-1Research use only | Growth hormone and muscle | Originally engineered as a laboratory reagent - an IGF-1 variant with reduced binding to IGF-binding proteins, used to study IGF-1 signalling in cell culture. Sold to consumers as a research chemical for muscle growth, a use with no controlled human trial behind it. | Animal / lab only | Research use only | Guide · Dosage chart |
| Ipamorelinaka NNC 26-0161 · Aib-His-D-2-Nal-D-Phe-Lys-NH2Research use only | Growth hormone and muscle | Investigated for postoperative ileus, reaching Phase 2 before being discontinued for insufficient efficacy. Marketed to consumers for growth hormone release, an application never approved anywhere. | Limited human data | Research use only | Guide · Dosage chart |
| Kisspeptinaka Kisspeptin-10 · Kisspeptin-54 · KP-10Research use only | Hormones and sexual health | Studied in hospital-based human research as a reproductive-hormone signal - it stimulates LH and FSH release upstream of GnRH - and, in a small number of academic trials, for its effect on sexual and romantic brain processing. Sold to consumers for sexual desire and fertility use, a use no regulator has evaluated as safe or effective. | Limited human data | Research use only | Guide · Dosage chart |
| KPVaka Lys-Pro-Val · Lysine-proline-valine · KPV acetateResearch use only | Healing and recovery | Sold for gut inflammation, skin conditions and wound healing. Nominated to FDA as a 0.1% topical cream or gel for wound healing and inflammatory conditions. FDA found no study in which KPV was given to a human for anything. | Animal / lab only | Research use only | Guide · Dosage chart |
| L-Carnitine (injection)aka Levocarnitine · Carnitor · Carnitor SFPrescription | Longevity and mitochondria | FDA-approved, as CARNITOR, for treating carnitine deficiency (a defined metabolic/biochemical condition): the injection also for the prevention and treatment of carnitine deficiency in dialysis patients, and the tablets and oral solution (including sugar-free CARNITOR SF) for primary and inherited-metabolic-disorder carnitine deficiency. This page covers the injection. Sold off-label, and through compounding and aesthetic-medicine clinics, as a "fat-burning" or metabolism-support injection for people without diagnosed deficiency. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Liraglutideaka Saxenda · VictozaPrescription | Weight loss and metabolism | FDA-approved as a once-daily injection under two brands: Saxenda, for chronic weight management alongside diet and exercise in adults and in children 12 years and older with obesity who weigh more than 60 kg, and Victoza, for glycemic control in type 2 diabetes in adults and children 10 years and older, and for reducing major adverse cardiovascular events in adults with type 2 diabetes and established cardiovascular disease. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Livagenaka KEDA peptide · Lys-Glu-Asp-AlaResearch use only | Bioregulators | Marketed for liver support and healthy aging within the Khavinson peptide-bioregulator line. | Animal / lab only | Research use only | Guide |
| LL-37aka Cathelicidin LL-37 · hCAP18 (37-146) · CAMP gene productResearch use only | Immune and inflammation | An antimicrobial peptide naturally present in human neutrophils, skin and mucosal surfaces. Sold as a research chemical for innate-immune and antimicrobial research; FDA has not approved it for any human use. | Limited human data | Research use only | Guide · Dosage chart |
| Mazdutideaka IBI362 · LY3305677Research use only | Weight loss and metabolism | Approved in China for chronic weight management and for glycemic control in type 2 diabetes. Not FDA-approved in the United States, where it is sold to consumers as a research-chemical vial. | Moderate human evidence | Research use only | Guide · Dosage chart |
| Melanotan IIaka Melanotan-II · MT-II · MelanotanResearch use only | Hormones and sexual health | Marketed to consumers as a tanning aid, sold unapproved and outside any FDA-cleared indication. | Limited human data | Research use only | Guide · Dosage chart |
| MGFaka Mechano Growth Factor · IGF-1Ec · Non-pegylated MGFResearch use only | Growth hormone and muscle | Marketed to consumers as a peptide injected directly into a trained muscle immediately after exercise, for local muscle repair and growth. No completed human trial has tested it for this or any outcome. | Animal / lab only | Research use only | Guide · Dosage chart |
| MK-677 (Ibutamoren)aka Ibutamoren · Ibutamoren mesylate · L-163,191Research use only | Growth hormone and muscle | Developed as an oral, non-injectable alternative to peptide growth hormone secretagogues. Published trials in healthy older adults and obese men found it raised growth hormone and IGF-1 and increased fat-free mass; FDA references a hip-fracture trial that was stopped early. Marketed to consumers as a research chemical for muscle and recovery, a use never approved by any regulator. | Limited human data | Research use only | Guide · Dosage |
| MOTS-caka Mitochondrial ORF of the 12S rRNA type-c · MOTS-C peptideResearch use only | Longevity and mitochondria | Sold for metabolic health, fat loss and longevity. Studied in humans as a biomarker of exercise response. | Animal / lab only | Research use only | Guide · Dosage chart |
| NAD+ (injection)aka NAD+ · Nicotinamide Adenine Dinucleotide · NAD InjectionResearch use only | Longevity and mitochondria | Sold by IV-therapy clinics and compounding pharmacies, by subcutaneous injection or IV infusion, for marketed energy, anti-aging, cognition and addiction-recovery claims. | Limited human data | Unapproved drug | Guide · Dosage chart |
| Orforglipronaka Foundayo · LY3502970Prescription | Weight loss and metabolism | FDA-approved as Foundayo, in combination with a reduced-calorie diet and increased physical activity, to reduce excess body weight and maintain weight reduction long term in adults with obesity, or adults with overweight who have at least one weight-related condition. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Ovagenaka Ova bioregulatorResearch use only | Bioregulators | Marketed for ovarian and reproductive-system support and healthy aging, within the Khavinson peptide-bioregulator line. | No meaningful evidence | Research use only | Guide |
| Oxytocinaka Pitocin · SyntocinonPrescription | Hormones and sexual health | An approved injectable medicine in obstetrics. Sold online as a nasal spray for libido, connection and anxiety. | Moderate human evidence | FDA-approved · prescription only | Guide · Dosage |
| Pancragenaka Lys-Glu-Asp-Trp-NH2 · KEDW peptideResearch use only | Bioregulators | Marketed for pancreatic and metabolic support and healthy aging, within the Khavinson peptide-bioregulator line. | Limited human data | Research use only | Guide |
| PE-22-28aka PE 22-28 · Shortened spadin analogueResearch use only | Brain, mood and sleep | Studied only in mice as a candidate fast-acting antidepressant. Never tested in a single published human trial, and sold to consumers as an unregulated research-chemical mood/depression product. | Animal / lab only | Unapproved drug | Guide · Dosage |
| PEG-MGFaka Pegylated Mechano Growth Factor · PEGylated MGF · IGF-1Ec peptide analogueResearch use only | Growth hormone and muscle | Marketed to consumers for muscle repair and growth after resistance training. Never approved for human use; FDA states it has identified no human exposure data on it by any route. | Animal / lab only | Research use only | Guide · Dosage chart |
| Pinealonaka EDR peptide · Glu-Asp-ArgResearch use only | Bioregulators | Sold for cognition, focus and healthy aging. | Limited human data | Research use only | Guide · Dosage chart |
| PNC-27aka p53-MDM2 binding peptide · PNC27Research use only | Experimental | Laboratory and animal-model research into a proposed cancer-cell-selective killing mechanism. No human trial of any kind has been conducted. Sold online, directly to consumers, as an unregulated research chemical marketed against cancer - a serious, life-threatening disease that this compound has never been shown, in any human, to treat. | Animal / lab only | Unapproved drug | Guide · Dosage |
| Prostamaxaka KEDP · KEDP peptide · Lys-Glu-Asp-ProResearch use only | Bioregulators | Marketed as a prostate-tissue bioregulator for age-related prostate change, from the Khavinson organ-specific peptide programme. | Animal / lab only | Research use only | Guide |
| PT-141aka Bremelanotide · VyleesiPrescription | Hormones and sexual health | Approved for premenopausal women with acquired, generalised hypoactive sexual desire disorder. Sold in grey channels predominantly to men. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Retatrutideaka LY3437943Research use only | Weight loss and metabolism | Investigational in Phase 3 trials for obesity, type 2 diabetes and related conditions. Not approved for any indication in the US. Sold outside the trial system as an unapproved research chemical, often alongside semaglutide and tirzepatide. | Moderate human evidence | Research use only | Guide · Dosage chart |
| Selankaka N-acetyl selank · Tuftsin analogueResearch use only | Brain, mood and sleep | Sold as a nootropic for focus, memory and mood. Used clinically within Russian medicine. | Limited human data | Research use only | Guide · Dosage |
| Semaglutideaka Ozempic · Wegovy · RybelsusPrescription | Weight loss and metabolism | FDA-approved for type 2 diabetes in adults (Ozempic injection and tablets, Rybelsus), including cardiovascular risk reduction and, for the Ozempic injection, kidney-disease progression; and as Wegovy injection and tablets for chronic weight management and cardiovascular risk reduction in adults with obesity or overweight. The Wegovy injection is also approved for weight management from age 12 and for MASH with moderate to advanced liver fibrosis in adults. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Semaxaka N-acetyl semax · ACTH(4-10) analogueResearch use only | Brain, mood and sleep | Sold as a nootropic for focus, memory and mood. Used clinically within Russian medicine. | Limited human data | Research use only | Guide · Dosage |
| Sermorelinaka GHRH(1-29)NH2 · Geref · Sermorelin acetateSupplement or cosmetic | Growth hormone and muscle | Marketed to adults for sleep, body composition and aging. Its former FDA approvals, as Geref, were for growth hormone deficiency in children and a 0.05 mg diagnostic test; both are discontinued. | Limited human data | Unapproved drug | Guide · Dosage |
| SLU-PP-332aka SLU PP 332 · Exercise mimetic SLU-PP-332Research use only | Longevity and mitochondria | A laboratory research chemical studied in mice as an "exercise mimetic" - it triggers some of the same muscle and metabolic gene programs endurance exercise does. Sold to consumers as a research chemical for that same effect, with no human study behind that use. | Animal / lab only | Unapproved drug | Guide · Dosage |
| SNAP-8aka Acetyl Octapeptide-3 · Acetyl Octapeptide-1 · SNAP-8™Supplement or cosmetic | Skin and cosmetic | Topical cosmetic anti-wrinkle ingredient in serums, gels and emulsions, marketed as a longer version of the neurotransmitter-release-inhibiting peptide family that includes Argireline (acetyl hexapeptide-8). | Animal / lab only | Cosmetic | Guide · Dosage |
| SS-31aka Elamipretide · MTP-131 · BendaviaPrescription | Longevity and mitochondria | FDA-approved (accelerated approval, 2025) as Forzinity to improve muscle strength in Barth syndrome, a rare genetic mitochondrial disease. Sold online as a longevity and cellular-energy peptide. | Moderate human evidence | FDA-approved · prescription only | Guide · Dosage |
| Survodutideaka BI 456906Research use only | Weight loss and metabolism | An investigational injectable peptide, not approved for any use. Its sponsor, Boehringer Ingelheim, is studying it in Phase 3 trials for chronic weight management and, in a separate programme, for MASH (metabolic dysfunction-associated steatohepatitis). It is also sold directly to consumers as a research chemical outside those trials. | Moderate human evidence | Research use only | Guide · Dosage |
| TB-500aka Ac-LKKTETQ · Thymosin beta-4 fragment (17-23) · TB4 fragmentResearch use only | Healing and recovery | Marketed for tissue repair and injury recovery. I could not locate a completed, published human randomized trial for any musculoskeletal or tissue-repair indication. | Animal / lab only | Research use only | Guide · Dosage chart |
| Teriparatideaka Forteo · BonsityPrescription | Bone health | FDA-approved to treat osteoporosis in postmenopausal women and men at high fracture risk, and glucocorticoid-induced osteoporosis in men and women at high fracture risk, by stimulating new bone formation. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Tesamorelinaka Egrifta · Egrifta WR · Egrifta SVPrescription | Growth hormone and muscle | Approved for reducing excess visceral abdominal fat in people with HIV-associated lipodystrophy. | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Tesofensineaka NS 2330 · Tesomet (fixed-dose combination with metoprolol)Research use only | Weight loss and metabolism | Originally developed for Parkinson's and Alzheimer's disease; weight loss observed as a side effect in those trials led to its repositioning as an obesity candidate. It has completed placebo-controlled obesity trials but remains unapproved everywhere, and is now also sold as a grey-market research chemical. | Limited human data | Unapproved drug | Guide · Dosage |
| Testagenaka KEDG peptide · Lys-Glu-Asp-GlyResearch use only | Bioregulators | Marketed for testosterone and reproductive-system support, sold as a "testes bioregulator." | Animal / lab only | Research use only | Guide |
| Thymosin alpha-1aka Thymalfasin · Zadaxin · Ta1Research use only | Immune and inflammation | Licensed in a number of countries, classically for chronic hepatitis B. Sold online for general immune support. | Strong human evidence | Research use only | Guide · Dosage chart |
| Tirzepatideaka Mounjaro · ZepboundPrescription | Weight loss and metabolism | FDA-approved to improve glycemic control in type 2 diabetes in adults and children 10 years and older, and to reduce cardiovascular risk in adults with type 2 diabetes (Mounjaro), and for chronic weight management and moderate-to-severe obstructive sleep apnoea in adults with obesity (Zepbound). | Strong human evidence | FDA-approved · prescription only | Guide · Dosage |
| Vesugenaka KED · KED peptide · Lys-Glu-AspResearch use only | Bioregulators | Marketed as a vascular-tissue bioregulator for cardiovascular and blood-vessel aging; more recent papers from the same research group also study it as a candidate for age-related cognitive decline. | Limited human data | Research use only | Guide |
| Vilonaka KE peptide · Lys-Glu dipeptideResearch use only | Bioregulators | Marketed as a thymus and immune-system bioregulator, sold for immune support and healthy ageing. | Animal / lab only | Research use only | Guide |
| VIPaka Vasoactive Intestinal Polypeptide · Vasoactive Intestinal PeptideResearch use only | Immune and inflammation | Sold to consumers as a research peptide marketed for immune modulation and inflammation. It is not an FDA-approved drug for any indication, and this site could not verify a completed human trial establishing benefit for that consumer use. | Limited human data | Research use only | Guide · Dosage |
By category, with a side-by-side table for each: Weight loss and metabolism · Growth hormone and muscle · Healing and recovery · Immune and inflammation · Longevity and mitochondria · Bioregulators · Brain, mood and sleep · Hormones and sexual health · Skin and cosmetic · Bone health · Experimental.
How much research there is on each one, and how often each is searched:peptide research tracker ·most searched peptides.
Want to line three up against each other? The comparison toolputs evidence, mechanism, half-life, legal status and risks side by side.