Reference

Peptide Database

What each compound is, what researchers are studying it for, how it is thought to work, and how far the evidence actually goes — written to be understood without a science degree.

101 entries

5-Amino-1MQSmall molecule studied for its effect on NAD+ levels and fat metabolism. Not a peptide.Longevity & cellular researchAnimal study
Abaloparatide (Tymlos)Parathyroid hormone analogue approved for osteoporosis and studied in bone research.Growth hormone & endocrine researchControlled clinical trial
ACE-031 (ACVR2B-Fc)Experimental myostatin-blocking protein whose clinical development was halted on safety grounds.Growth hormone & endocrine researchControlled clinical trial
Adalank (N-Acetyl Selank Amidate)Chemically modified form of Selank studied in anxiety and cognition research.Cognitive & neurological researchAnimal study
AdamaxModified Semax derivative studied in cognition and neuroprotection research.Cognitive & neurological researchAnimal study
Adipotide (Prohibitin-TP01)Experimental fat-targeting compound whose development stopped after kidney safety signals.Metabolic & GLP-1 researchAnimal study
AHK-Cu (Copper Tripeptide-3)Copper-binding tripeptide studied in hair follicle and skin research.Skin & dermatology researchLaboratory study
AICAR (Acadesine)AMPK-activating compound studied as an exercise mimetic; banned in competitive sport.Metabolic & GLP-1 researchAnimal study
AOD-9604 (hGH Fragment 176-191)Fragment of growth hormone studied for effects on fat metabolism, with disappointing trial results.Metabolic & GLP-1 researchAnimal study
Ara 290 (Cibinetide)Engineered peptide studied in nerve damage and tissue protection research.Tissue repair & recovery researchControlled clinical trial
B7-33 (Relaxin)Simplified relaxin analogue studied in fibrosis and cardiovascular research.Tissue repair & recovery researchAnimal study
BAM-15Mitochondrial uncoupler studied in obesity research as a safer alternative to older uncouplers.Metabolic & GLP-1 researchAnimal study
BPC-157In catalogueSynthetic gastric peptide widely studied in animal tissue-repair models, with very limited human data.Tissue repair & recovery researchAnimal study
Bronchogen (AEDL)Short peptide from the Khavinson bioregulator programme, studied in lung tissue research.Longevity & cellular researchReview or meta-analysis
Cagrilintide (AM833)Long-acting amylin analogue studied on its own and combined with semaglutide in obesity trials.Metabolic & GLP-1 researchControlled clinical trial
Cardiogen (AEDR)Khavinson bioregulator peptide studied in cardiac tissue research.Longevity & cellular researchReview or meta-analysis
Cartalax (AED peptide)Khavinson bioregulator tripeptide studied in cartilage and connective tissue research.Tissue repair & recovery researchEarly human study
CerebrolysinPeptide preparation derived from pig brain tissue, used clinically in some countries for stroke and dementia.Cognitive & neurological researchControlled clinical trial
Chonluten (EDG)Khavinson bioregulator tripeptide studied in respiratory tissue research.Longevity & cellular researchReview or meta-analysis
CJC-1295 (without DAC) (Modified GRF 1-29)Short-acting growth hormone-releasing hormone analogue studied in growth hormone research.Growth hormone & endocrine researchEarly human study
CJC-1295 with DAC (CJC-1295 DAC)Long-acting version of the same GHRH analogue, modified to stay in circulation for days.Growth hormone & endocrine researchEarly human study
CJC/IPA Protocol (CJC-1295/Ipamorelin)Vendor combination of two growth hormone compounds. No trials exist on the combination itself.Growth hormone & endocrine researchEarly human study
Cortagen (AEDP)Khavinson bioregulator peptide studied in brain and nerve tissue research.Cognitive & neurological researchAnimal study
Crystagen (EDP)Three-amino-acid Khavinson bioregulator identified in thymus extract, studied in immune ageing research.Immune researchLaboratory study
Cyclic Glycine-Proline (cGP)Naturally occurring dipeptide studied for its role in regulating how much IGF-1 is available.Cognitive & neurological researchAnimal study
Dihexa (N-hexanoic-Tyr-Ile-(6)-aminohexanoic amide)Angiotensin IV-derived compound studied for synapse formation in animal models of cognitive decline.Cognitive & neurological researchAnimal study
DNSP-11 (Dopamine Neuron Stimulating Peptide-11)Peptide from the GDNF precursor studied in Parkinson's disease research.Cognitive & neurological researchAnimal study
DSIP (Delta Sleep-Inducing Peptide)Naturally occurring peptide studied in sleep and stress research since the 1970s.Cognitive & neurological researchControlled clinical trial
Epitalon (Epithalon)In catalogueFour-amino-acid Khavinson bioregulator studied in telomere, melatonin and ageing research.Longevity & cellular researchAnimal study
Erythropoietin (EPO) (EPO)Hormone that drives red blood cell production. Approved for anaemia; banned in competitive sport.Growth hormone & endocrine researchReview or meta-analysis
FGL (FG Loop Peptide)Peptide modelled on a cell adhesion molecule, studied in synaptic plasticity research.Cognitive & neurological researchAnimal study
FOXO4-DRI (FOXO4-D-Retro-Inverso)Senolytic peptide studied for clearing worn-out cells. Evidence is limited to animal work.Longevity & cellular researchAnimal study
GHK-CuIn catalogueNaturally occurring copper-binding tripeptide, the most studied peptide in skin and collagen research.Skin & dermatology researchLaboratory study
GHRP-2 (Pralmorelin)Growth hormone-releasing peptide used as a diagnostic agent for growth hormone deficiency.Growth hormone & endocrine research
GHRP-6 (Growth Hormone Releasing Hexapeptide)One of the first growth hormone-releasing peptides, notable for strongly stimulating appetite.Growth hormone & endocrine researchAnimal study
Glow Protocol (GLOW)Vendor blend of three peptides sold for skin research. The blend itself has not been trialled.Skin & dermatology researchControlled clinical trial
Glutathione (GSH)The body's main antioxidant tripeptide, studied in oxidative stress research.Longevity & cellular researchControlled clinical trial
Gonadorelin (GnRH)Synthetic gonadotropin-releasing hormone, approved as a diagnostic agent for reproductive function.Reproductive & sexual-function researchEarly human study
HCG (Human Chorionic Gonadotropin)Pregnancy hormone that acts on the LH receptor. Approved in fertility and hypogonadism medicine.Reproductive & sexual-function researchControlled clinical trial
Hexarelin (Examorelin)Potent growth hormone-releasing peptide studied alongside GHRH in endocrine research.Growth hormone & endocrine researchAnimal study
HGH (Somatropin)Recombinant human growth hormone. An approved medicine for growth hormone deficiency.Growth hormone & endocrine researchControlled clinical trial
HGH Fragment 176-191 (HGH Frag)The tail end of the growth hormone molecule, studied for effects on fat metabolism.Metabolic & GLP-1 researchAnimal study
HMG (Human Menopausal Gonadotropin)Purified FSH and LH preparation from urine, long used in fertility medicine and endocrine research.Reproductive & sexual-function researchControlled clinical trial
Humanin (HN)First mitochondria-encoded peptide identified, discovered in Alzheimer's research and studied in ageing.Longevity & cellular researchLaboratory study
IGF-1 DES (Des(1-3) IGF-1)Shortened IGF-1 variant studied in localised muscle growth research. Never approved for human use.Growth hormone & endocrine researchControlled clinical trial
IGF-1 LR3 (Long R3 IGF-1)Long-acting IGF-1 analogue used as a laboratory reagent. Never approved for human use.Growth hormone & endocrine researchControlled clinical trial
IllumiNeuro Protocol (IllumiNeuro)Vendor blend of four cognitive-research peptides. The blend itself has never been studied.Cognitive & neurological research
IpamorelinIn catalogueSelective growth hormone secretagogue studied for stimulating growth hormone with little effect on cortisol.Growth hormone & endocrine researchEarly human study
Kisspeptin (KP-10)Neuropeptide that switches on the reproductive hormone axis, studied in fertility research.Reproductive & sexual-function researchControlled clinical trial
KLOW Protocol (KLOW)Vendor blend of four peptides. Individual components have literature; the blend does not.Tissue repair & recovery researchControlled clinical trial
KPVIn catalogueThree-amino-acid tail of alpha-MSH studied for anti-inflammatory signalling without pigmentation effects.Immune researchAnimal study
L-Carnitine (Levocarnitine)Amino acid derivative that carries fatty acids into mitochondria, studied in metabolic research.Metabolic & GLP-1 researchReview or meta-analysis
Livagen (KEDA)Khavinson bioregulator peptide studied in liver and chromatin research.Longevity & cellular researchReview or meta-analysis
LL-37 (Human Cathelicidin)The only human cathelicidin, studied as a natural antimicrobial and immune signalling peptide.Immune researchEarly human study
Mazdutide (IBI362)Dual GLP-1 and glucagon receptor agonist in late-stage trials, developed primarily in China.Metabolic & GLP-1 researchControlled clinical trial
Melanotan I (MT-I)In catalogueMelanocortin receptor agonist approved as an implant for a rare light-sensitivity disorder.Skin & dermatology research
Melanotan II (MT-II)In catalogueUnlicensed melanocortin agonist studied for pigmentation and sexual response; subject of UK regulator warnings.Skin & dermatology researchEarly human study
MGF (Mechano Growth Factor)Muscle-produced IGF-1 variant released after mechanical stress, studied in muscle repair research.Growth hormone & endocrine research
MK-677 (Ibutamoren)Orally active ghrelin receptor agonist studied in growth hormone research; development discontinued.Growth hormone & endocrine researchControlled clinical trial
MOTS-c (Mitochondrial Open Reading Frame of the 12S rRNA-c)In cataloguePeptide encoded by mitochondrial DNA, studied in exercise, insulin sensitivity and ageing research.Longevity & cellular researchAnimal study
NA Semax Amidate (N-Acetyl Semax Amidate)Chemically stabilised Semax variant. Marketed as an improvement, but studied far less than Semax itself.Cognitive & neurological researchLaboratory study
NA-Selank Amidate (N-Acetyl Selank Amidate)Chemically stabilised Selank variant studied in anxiety and cognition research.Cognitive & neurological research
NAD+ (Nicotinamide Adenine Dinucleotide)In catalogueCoenzyme central to cellular energy production, widely studied in ageing and metabolism research.Longevity & cellular researchControlled clinical trial
Orforglipron (LY-3502970)Oral non-peptide GLP-1 receptor agonist in late-stage trials — a tablet rather than an injection.Metabolic & GLP-1 researchControlled clinical trial
Ovagen (EDL)Khavinson bioregulator tripeptide studied in liver and gut tissue research.Longevity & cellular research
Oxytocin (Pitocin)Hormone involved in childbirth and social behaviour. Approved for labour; studied in social cognition.Reproductive & sexual-function research
P21 (P021)Peptide derived from a nerve growth factor, studied in Alzheimer's disease models in mice.Cognitive & neurological researchAnimal study
Pancragen (KEDW)Khavinson bioregulator peptide studied in pancreatic tissue and glucose research.Metabolic & GLP-1 researchAnimal study
PE-22-28 (Mini-Spadin)Shortened spadin analogue studied as a fast-acting antidepressant candidate in animal models.Cognitive & neurological researchAnimal study
PEG-MGF (Pegylated MGF)Chemically modified mechano growth factor with a longer half-life. No human trials exist.Growth hormone & endocrine research
Pinealon (EDR)Three-amino-acid Khavinson bioregulator studied in neuroprotection and cognitive research.Cognitive & neurological researchLaboratory study
PNC-27Experimental anticancer peptide studied in cell and animal models. No human trials have been run.Longevity & cellular research
Prostamax (KEDP)Khavinson bioregulator peptide studied in prostate tissue research.Reproductive & sexual-function researchAnimal study
PT-141 (Bremelanotide)In catalogueMelanocortin receptor agonist approved for low sexual desire in premenopausal women; acts on the brain, not blood flow.Reproductive & sexual-function researchControlled clinical trial
Retatrutide (LY3437943)In catalogueInvestigational triple hormone receptor agonist studied in obesity and metabolic research.Metabolic & GLP-1 researchControlled clinical trial
SelankIn catalogueRussian anxiolytic peptide based on the immune fragment tuftsin, studied for anxiety without sedation.Cognitive & neurological researchControlled clinical trial
Semaglutide (Ozempic)GLP-1 receptor agonist approved for type 2 diabetes and weight management; the most studied compound in its class.Metabolic & GLP-1 researchControlled clinical trial
Semax (NA-Semax)In catalogueRussian nootropic peptide derived from ACTH, used clinically in Russia for stroke and studied for cognition.Cognitive & neurological researchControlled clinical trial
Sermorelin (Sermorelin acetate)GHRH analogue formerly approved for diagnosing growth hormone deficiency, withdrawn commercially.Growth hormone & endocrine research
SLU-PP-332 (Exercise Mimetic)Experimental compound studied as an exercise mimetic in mice. Not a peptide; no human data exists.Metabolic & GLP-1 researchAnimal study
SNAP-8 (Acetyl Octapeptide-3)Topical cosmetic peptide studied for its effect on expression lines.Skin & dermatology researchControlled clinical trial
SS-31 (Elamipretide)Mitochondria-targeting peptide that binds cardiolipin; the furthest advanced in clinical trials of its class.Longevity & cellular researchControlled clinical trial
Survodutide (BI 456906)Dual GLP-1 and glucagon receptor agonist in late-stage trials for obesity and liver disease.Metabolic & GLP-1 researchControlled clinical trial
TB-500 (Ac-LKKTETQ) (TB-500)The seven-amino-acid active site of thymosin beta-4, studied in wound healing research.Tissue repair & recovery research
TB-500 (Thymosin Beta-4 Fragment)In catalogueSynthetic fragment of thymosin beta-4 studied in cell migration and tissue repair research.Tissue repair & recovery researchAnimal study
Teriparatide (PTH 1-34)The active fragment of parathyroid hormone, approved for osteoporosis and widely studied in bone research.Growth hormone & endocrine research
Tesa/IPA Protocol (Tesa-IPA)Vendor combination of tesamorelin and ipamorelin. No trials exist on the blend itself.Growth hormone & endocrine researchEarly human study
Tesamorelin (Egrifta SV)In catalogueGHRH analogue approved for HIV-associated excess abdominal fat; studied for visceral fat specifically.Growth hormone & endocrine researchControlled clinical trial
Testagen (KEDG)Khavinson bioregulator peptide studied in testicular tissue research.Reproductive & sexual-function researchReview or meta-analysis
Thymalin (Thymus Extract)Peptide extract from calf thymus, studied in Russian immune and ageing research since the 1970s.Immune research
Thymogen (Thymagen)Two-amino-acid peptide isolated from thymus extract, registered in Russia since 1990.Immune researchAnimal study
Thymosin Alpha 1 (Ta1)Synthetic thymic hormone approved in a number of countries as an immune modulator, with a large trial record.Immune researchControlled clinical trial
Thymosin Beta-4 (Tβ4)Naturally occurring 43-amino-acid protein central to cell movement, wound healing and repair research.Tissue repair & recovery researchControlled clinical trial
Thymulin (Facteur Thymique Sérique)Zinc-dependent thymic hormone studied in T-cell development and immune ageing research.Immune researchReview or meta-analysis
Tirzepatide (Mounjaro)In catalogueDual GIP and GLP-1 receptor agonist, approved for type 2 diabetes and weight management.Metabolic & GLP-1 researchControlled clinical trial
Tri-Heal Max Protocol (Tri-Heal Max)Vendor blend of three repair-research peptides at high stated content. Untrialled as a blend.Tissue repair & recovery research
Vesilute (ED)Khavinson bioregulator dipeptide studied in bladder and urinary tract research.Longevity & cellular research
Vesugen (KED)Khavinson bioregulator tripeptide studied in blood vessel and vascular ageing research.Longevity & cellular researchReview or meta-analysis
Vilon (KE)The shortest Khavinson bioregulator — two amino acids — studied in immune and ageing research.Immune research
VIP (Vasoactive Intestinal Polypeptide)Naturally occurring neuropeptide with wide-ranging effects on blood vessels, gut and immune signalling.Immune researchReview or meta-analysis
Wolverine Stack (BPC-157/TB-500 combination)Informal name for combining BPC-157 and TB-500. The combination has not been trialled.Tissue repair & recovery researchControlled clinical trial

Research use only. Not medical advice. Not for human consumption. Entries summarise published research and include no dosing or administration guidance.