Compound library
97 peptides and related compounds, each with its mechanism, the human evidence, doses used in studies, safety findings and legal status. Every claim is linked to its source.
Looking for combinations? See blends and stacks. Want a visual overview? Open the Peptide Explorer.
Abaloparatide
Tymlos · Eladynos
Abaloparatide is a lab-made peptide modeled on parathyroid hormone-related protein (PTHrP).
Adamax
Adamantyl Semax (seller description)
Adamax is a lab-made peptide sold online as a 'stronger' version of Semax, a Russian nasal nootropic.
Afamelanotide
Scenesse · [Nle4, D-Phe7]-α-MSH
Afamelanotide is a lab-made, longer-lasting copy of the skin-darkening hormone α-MSH.
AHK-Cu
L-alanyl-L-histidyl-L-lysine-Cu(II) · Ala-His-Lys-Cu
AHK-Cu is a tiny three-amino-acid peptide (alanine, histidine, lysine) bound to copper.
AICAR (acadesine)
acadesine · AICA riboside
AICAR is a small molecule (a nucleoside, not a peptide) that tricks cells into acting as if they are low on energy, switching on an enzyme called AMPK.
AOD-9604
AOD9604 · Tyr-hGH 177-191
AOD-9604 is a small piece of human growth hormone that was developed in Australia as a fat-loss drug.
ARA-290
cibinetide · ARA 290
ARA-290 (cibinetide) is a small lab-made peptide based on part of the hormone erythropoietin (EPO).
Argireline (acetyl hexapeptide-8)
acetyl hexapeptide-8 · acetyl hexapeptide-3 (older INCI name)
Argireline is a short lab-made peptide used in anti-wrinkle creams and serums.
Bivalirudin
Angiomax · Hirulog
Bivalirudin is a lab-made blood thinner based on hirudin, the anticoagulant found in leech saliva.
BPC-157
Body Protection Compound-157 · PL 14736
BPC-157 is a lab-made chain of 15 amino acids based on part of a protein found in human stomach juice.
Bronchogen
AEDL peptide · Ala-Glu-Asp-Leu
Bronchogen is a tiny lab-made peptide, four amino acids long, from the Russian 'peptide bioregulator' program led by Vladimir Khavinson.
Cagrilintide (and CagriSema)
NN9838 · CagriSema (cagrilintide + semaglutide)
Cagrilintide is an experimental weekly shot that mimics amylin, a fullness hormone made by the pancreas.
Calcitonin (salmon)
Miacalcin · salmon calcitonin
Salmon calcitonin is a thyroid-type hormone taken from salmon that lowers blood calcium and slows bone breakdown.
Cardiogen
AEDR peptide · Ala-Glu-Asp-Arg
Cardiogen is a small lab-made peptide, four amino acids long, from Vladimir Khavinson's Russian 'peptide bioregulator' series.
Cerebrolysin
Porcine brain-derived peptide preparation
Cerebrolysin is an injectable medicine made from pig brain proteins that have been broken down into small peptides and free amino acids.
Chonluten
Khonluten · Honluten
Chonluten is a very short lab-made peptide (three amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' series, aimed at the lungs and airways.
CJC-1295
CJC-1295 with DAC · CJC-1295 without DAC
CJC-1295 is a lab-made, modified version of the active part of growth-hormone-releasing hormone.
Cortagen
Kortagen · AEDP peptide
Cortagen is a small lab-made peptide (four amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' program, aimed at the brain cortex.
Cyclosporine
ciclosporin · cyclosporin A
Cyclosporine is a ring-shaped peptide made by a soil fungus.
Daptomycin
Cubicin · Cubicin RF
Daptomycin is an antibiotic made by soil bacteria.
Desmopressin
DDAVP · dDAVP
Desmopressin is a modified version of the body's water-saving hormone, vasopressin.
Difelikefalin
Korsuva · Kapruvia
Difelikefalin is a small lab-made peptide that switches on kappa opioid receptors, mostly outside the brain.
Dihexa
dihexa acetate · PNB-0408
Dihexa is a lab-made, modified mini-peptide based on angiotensin IV, a fragment of a blood-pressure hormone.
DSIP (delta sleep-inducing peptide)
emideltide · delta sleep-inducing peptide
DSIP is a small peptide first found in the 1970s in the blood of sleeping rabbits and named for its supposed ability to bring on deep sleep.
Dulaglutide
Trulicity · LY2189265
Dulaglutide (brand name Trulicity) is a once-weekly GLP-1 medicine for type 2 diabetes.
Eloralintide
LY3841136
Eloralintide is an experimental weight-loss medicine from Eli Lilly, given as a once-weekly shot.
Enfuvirtide
Fuzeon · T-20
Enfuvirtide was the first HIV drug that blocks the virus from fusing with and entering cells.
Epitalon
epithalon · epithalone
Epitalon is a tiny four-amino-acid peptide made in the lab, modeled on an extract from the pineal gland.
Eptifibatide
Integrilin
Eptifibatide is a small ring-shaped peptide, modeled on a rattlesnake venom protein, that stops platelets from clumping.
Exenatide
exendin-4 (synthetic) · Byetta
Exenatide was the first GLP-1 drug, a lab-made copy of a peptide found in Gila monster venom.
FOXO4-DRI
FOXO4 D-retro-inverso peptide
FOXO4-DRI is a lab-made peptide designed to kill 'senescent' cells, old damaged cells that stop dividing but linger and cause inflammation.
GHK-Cu
Copper tripeptide-1 · Copper peptide
GHK-Cu is a tiny three-amino-acid peptide (GHK) bound to copper.
GHRP-2
Pralmorelin · KP-102
GHRP-2 is a small synthetic peptide that strongly triggers growth hormone release by acting on the ghrelin receptor.
GHRP-6
Growth hormone releasing peptide-6 · SKF-110679
GHRP-6 is one of the first synthetic peptides found to release growth hormone through what was later named the ghrelin receptor.
Glucagon
Glucagon Emergency Kit · GlucaGen
Glucagon is a pancreatic hormone that does the opposite of insulin: it tells the liver to release stored sugar.
Glutathione
GSH · reduced glutathione
Glutathione is a tiny three-amino-acid peptide that every cell makes and that serves as the body's main built-in antioxidant.
Gonadorelin
GnRH · LHRH
Gonadorelin is a synthetic copy of GnRH, the brain hormone that tells the pituitary to release LH and FSH.
Hexarelin
Examorelin · EP-23905
Hexarelin is a synthetic growth hormone-releasing peptide closely related to GHRP-6.
Humanin
HN · HNG (S14G analogue)
Humanin is a small peptide made from genetic code inside the mitochondria.
IGF-1 LR3
Long R3 IGF-1 · LR3-IGF-1
IGF-1 LR3 is a lab-modified form of insulin-like growth factor 1, the hormone that carries out many of growth hormone's effects.
Insulin (human insulin and analogs)
regular human insulin · Humulin R
Insulin is the hormone the pancreas makes to move sugar from the blood into the body's cells.
Ipamorelin
Ipamorelin acetate · NNC 26-0161
Ipamorelin is a small lab-made peptide (five building blocks) that copies the hunger hormone ghrelin to make the pituitary release growth hormone.
Kisspeptin-10
KP-10 · metastin 45-54
Kisspeptin-10 is the shortest active piece of kisspeptin, a natural hormone that acts as the 'on switch' for the brain's reproductive hormone system.
KPV
Lys-Pro-Val · alpha-MSH (11-13)
KPV is a very small peptide made of three amino acids (lysine, proline, valine).
L-carnitine (levocarnitine)
levocarnitine · carnitine
L-carnitine is a small nutrient the body makes from two amino acids and also gets from meat.
Larazotide
larazotide acetate · AT-1001
Larazotide is a small, swallowed peptide designed to tighten the seals between cells lining the gut.
Leuprolide
leuprorelin · Lupron Depot
Leuprolide is a lab-made version of the brain hormone GnRH.
Linaclotide
Linzess · Constella
Linaclotide is a small peptide pill that works inside the gut to treat chronic constipation and constipation-type irritable bowel syndrome.
Liraglutide
Saxenda · Victoza
Liraglutide is an older, once-daily GLP-1 medicine.
Livagen
KEDA peptide · Lys-Glu-Asp-Ala
Livagen is a small lab-made peptide (four amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' series, named for the liver.
LL-37
cathelicidin LL-37 · human cathelicidin
LL-37 is the only cathelicidin-type germ-fighting peptide made by the human body.
Macimorelin
Macrilen · AEZS-130
Macimorelin is an oral ghrelin-like drug used as a one-time test for growth hormone deficiency in adults.
Mazdutide
IBI362 · LY3305677
Mazdutide is a weekly shot that acts on both the GLP-1 and glucagon receptors.
Mecasermin
Increlex · rhIGF-1
Mecasermin is a lab-made copy of human IGF-1, the hormone that growth hormone normally tells the liver to make.
Mechano growth factor (MGF) and PEG-MGF
MGF · mechano-growth factor
Mechano growth factor (MGF) is the name for a form of IGF-1 that muscle makes after it is stretched or damaged, and for a short lab-made peptide copied from its tail end.
Melanotan II
MT-II · MT2
Melanotan II is a lab-made peptide that copies a skin-darkening hormone (α-MSH).
Menotropins (human menopausal gonadotropin, hMG)
hMG · HMG
Menotropins is a fertility drug made from purified urine of women after menopause, which naturally contains high levels of two reproductive hormones, FSH and LH.
MK-677 (Ibutamoren)
Ibutamoren mesylate · MK-0677
MK-677 (ibutamoren) is a pill, not a peptide, that copies ghrelin to raise growth hormone and IGF-1.
MOTS-c
mitochondrial open reading frame of the 12S rRNA-c · MOTSc
MOTS-c is a small peptide made from instructions in mitochondrial DNA, the cell's 'power plant' genes.
NAD+
nicotinamide adenine dinucleotide · β-NAD
NAD+ is not a peptide but a small helper molecule that every cell uses to make energy and repair DNA.
Octreotide
Sandostatin · Sandostatin LAR Depot
Octreotide is a long-acting, man-made version of somatostatin, the body's 'off switch' for many hormones.
Orforglipron
Foundayo · LY3502970
Orforglipron is a once-daily pill that activates the GLP-1 receptor, but it is a small molecule, not a peptide.
Ovagen
EDL peptide · Glu-Asp-Leu
Ovagen is a very short lab-made peptide (three amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' series; its developers list it as a liver regulator.
Oxytocin
Pitocin · OT
Oxytocin is a natural hormone made in the brain that triggers labor contractions and milk let-down, and it also plays a role in social bonding.
PE-22-28
PE 22-28 · Shortened spadin analog
PE-22-28 is a seven-amino-acid peptide cut down from spadin, a natural peptide that French researchers found has fast antidepressant-like effects in mice.
Pentadeca Arginate (PDA)
PDA · pentadecapeptide arginate
Pentadeca arginate, or PDA, is a product sold mainly by wellness clinics and compounders as an alternative to BPC-157.
Pinealon
EDR peptide · Glu-Asp-Arg
Pinealon is a very short lab-made peptide (three amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' program, promoted for brain health.
PNC-27
p53-penetratin chimeric peptide
PNC-27 is an experimental lab-made peptide that kills cancer cells in lab dishes and in some mouse experiments.
Pramlintide
Symlin · SymlinPen
Pramlintide is a lab-made version of amylin, a hormone released with insulin after meals.
Prostamax
ProstaMax · KEDP peptide
Prostamax is a small lab-made peptide (four amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' series, named for the prostate.
PT-141 (bremelanotide)
bremelanotide · Vyleesi
Bremelanotide, often called PT-141, is a lab-made peptide that acts on melanocortin receptors in the brain.
Retatrutide
LY3437943 · triple agonist
Retatrutide is an experimental weekly shot from Eli Lilly that acts on three hormone receptors: GIP, GLP-1, and glucagon.
Selank
TP-7 · selank acetate
Selank is a short lab-made peptide developed in Russia as an anti-anxiety medicine.
Semaglutide
Wegovy · Ozempic
Semaglutide is a long-acting copy of the gut hormone GLP-1.
Semax
ACTH(4-7)-Pro-Gly-Pro · Met-Glu-His-Phe-Pro-Gly-Pro
Semax is a lab-made peptide built from a small piece of the stress hormone ACTH, with three amino acids added so it lasts longer.
Sermorelin
Sermorelin acetate · GRF 1-29 NH2
Sermorelin is a short, lab-made piece of the body's growth-hormone-releasing hormone.
Setmelanotide
Imcivree · BIM-22493
Setmelanotide is a small ring-shaped peptide that turns on the brain's MC4 'fullness' receptor.
SLU-PP-332
SLU-PP332 · (E)-4-hydroxy-N′-(naphthalen-2-ylmethylene)benzohydrazide
SLU-PP-332 is a lab-made small molecule (not a peptide) that switches on estrogen-related receptors, proteins that help muscles build mitochondria and burn fat.
SNAP-8 (acetyl octapeptide-3)
Acetyl octapeptide-3 · Acetyl glutamyl heptapeptide-3
SNAP-8 is a short lab-made peptide used in anti-wrinkle creams and serums.
Somatropin (human growth hormone)
hGH · HGH
Somatropin is a lab-made copy of human growth hormone, the pituitary hormone that drives growth in children and helps control body fat and muscle in adults.
SS-31 (elamipretide)
elamipretide · Forzinity
SS-31, now called elamipretide, is a small lab-made peptide that travels to the mitochondria, the cell's power plants.
Survodutide
BI 456906
Survodutide is an experimental weekly shot that acts on both the glucagon and GLP-1 receptors.
TB-500 / Thymosin beta-4
Thymosin beta-4 · Tβ4
Thymosin beta-4 (Tβ4) is a natural 43-amino-acid protein found in almost every cell, where it helps control the cell's internal skeleton and cell movement.
Teduglutide
Gattex · Revestive
Teduglutide is a longer-lasting version of GLP-2, a gut hormone that helps the intestine grow and absorb nutrients.
Teriparatide
Forteo · rhPTH(1-34)
Teriparatide is a lab-made copy of the first 34 amino acids of human parathyroid hormone.
Tesamorelin
Egrifta · Egrifta SV
Tesamorelin is a lab-made version of the body's growth-hormone-releasing hormone.
Testagen
KEDG peptide · Lys-Glu-Asp-Gly
Testagen is a small lab-made peptide (four amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' series, named for the testes and marketed online for male hormonal health.
Thymalin
Thymaline · Timalin
Thymalin is a mix of small protein pieces (peptides) taken from the thymus gland of young calves.
Thymosin alpha-1
thymalfasin · Zadaxin
Thymosin alpha-1 is a small protein fragment first found in the thymus, the organ that trains immune T cells.
Thymulin
Facteur thymique sérique (FTS) · Serum thymic factor
Thymulin is a small hormone made only by epithelial cells of the thymus, a gland in the chest that helps T cells (a type of white blood cell) develop [4][5].
Tirzepatide
Zepbound · Mounjaro
Tirzepatide is a weekly shot that acts on two gut-hormone receptors, GIP and GLP-1, at once.
Vasoactive intestinal peptide (VIP)
VIP · aviptadil
VIP is a natural hormone and brain signaling peptide that relaxes blood vessels and smooth muscle and calms inflammation.
Vasopressin
arginine vasopressin · AVP
Vasopressin, also called antidiuretic hormone, is a natural hormone that helps the body keep water and tightens blood vessels.
Vesugen
Vezugen · KED peptide
Vesugen is a very short lab-made peptide (three amino acids) from Vladimir Khavinson's Russian 'peptide bioregulator' program, promoted for blood-vessel health.
Vilon
KE dipeptide · Lys-Glu
Vilon is the smallest of Vladimir Khavinson's Russian 'peptide bioregulators': just two amino acids (lysine and glutamic acid).
Vosoritide
Voxzogo · BMN 111
Vosoritide is a lab-made version of a natural growth-plate signal called C-type natriuretic peptide (CNP).
Ziconotide
Prialt · SNX-111
Ziconotide is a lab-made copy of a toxin from a fish-hunting cone snail.
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