Peptide Protocol IQ

Peptide Almanac

Every compound listed across the nine leading peptide catalogues, deduplicated by alias into a single canonical list. Where an evidence review is complete, you get graded claims and the studies behind them. Where it is not, the entry says so rather than implying otherwise.

161
Compounds catalogued
24
Evidence reviews complete
137
Awaiting review
21
On all 9 catalogues

Showing 161 of 161 compounds · 24 with a completed evidence review

All catalogued compounds with record type, evidence level where reviewed, regulatory status, and market prevalence. Column headers are sortable buttons.
5-Amino-1MQ
Small-molecule NNMT inhibitor (not a peptide)
ReviewedMetabolicDPreclinicalUnapproved research chemical0 / 18/9
9-Me-BC
Beta-carboline alkaloid (not a peptide)
Not reviewedNeurologicNo evidence reviewNot reviewed1/9
Abaloparatide
PTHrP analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
ACE-031
Soluble activin receptor type IIB fusion protein
Not reviewedMuscleNo evidence reviewNot reviewed2/9
Adalank
Modified Selank analogue
Not reviewedNeurologicNo evidence reviewNot reviewed1/9
Adamax
N-acetyl Semax analogue
Not reviewedNeurologicNo evidence reviewNot reviewed5/9
Adipotide
Proapoptotic peptidomimetic (FTPP)
Not reviewedMetabolicNo evidence reviewNot reviewed5/9
AHK-Cu
Copper-binding tripeptide
Not reviewedDermatologicNo evidence reviewNot reviewed3/9
AICAR
AMPK activator (not a peptide)
Not reviewedMitochondrialNo evidence reviewNot reviewed3/9
Alpha-MSH
Endogenous melanocortin peptide
Not reviewedMelanocortinNo evidence reviewNot reviewed1/9
Amycretin
Investigational GLP-1/amylin co-agonist
Not reviewedIncretinNo evidence reviewNot reviewed1/9
Anserine
Dipeptide (beta-alanyl-methylhistidine)
Not reviewedOtherNo evidence reviewNot reviewed1/9
AOD-9604
Growth hormone C-terminal fragment (176-191)
ReviewedMetabolicBModerateNot approved for human use1 / 19/9
ARA-290
Erythropoietin-derived peptide (cibinetide)
Not reviewedNeurologicNo evidence reviewNot reviewed8/9
Argireline
Acetyl hexapeptide-8
Not reviewedDermatologicNo evidence reviewNot reviewed2/9
Astressin-B
CRF receptor antagonist
Not reviewedOtherNo evidence reviewNot reviewed1/9
B12 Methylcobalamin
Vitamin B12 form (not a peptide)
Not reviewedOtherNo evidence reviewNot reviewed3/9
B7-33
Relaxin analogue
Not reviewedOtherNo evidence reviewNot reviewed1/9
BAM15
Mitochondrial uncoupler (not a peptide)
Not reviewedMitochondrialNo evidence reviewNot reviewed3/9
BPC-157
Synthetic pentadecapeptide derived from a gastric protein sequence
ReviewedRepairDPreclinicalUnapproved research chemical2 / 39/9
Bremelanotide
Melanocortin receptor agonist
ReviewedMelanocortinAStrongFDA-approved2 / 29/9
Bronchogen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed1/9
Cagrilintide
Long-acting amylin analogue
ReviewedAmylinCPreliminaryInvestigational5 / 58/9
CagriSema
Cagrilintide + semaglutide combination
Not reviewedIncretinNo evidence reviewNot reviewed4/9
Calcitonin
Thyroid hormone peptide
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Carbetocin
Oxytocin analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Cardiogen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed4/9
Cartalax
Peptide bioregulator (Ala-Glu-Asp-Pro)
Not reviewedBioregulatorNo evidence reviewNot reviewed6/9
Cerebrolysin
Porcine brain-derived peptide preparation
Not reviewedNeurologicNo evidence reviewNot reviewed7/9
Cerluten
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed1/9
Cetrorelix
GnRH antagonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Chonluten
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed2/9
CJC-1295
GHRH analogue, supplied with or without a drug-affinity complex
ReviewedGH axisCPreliminaryUnapproved research chemical1 / 18/9
Cortagen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed3/9
Cortexin
Bovine brain-derived peptide preparation
Not reviewedNeurologicNo evidence reviewNot reviewed1/9
Davunetide
NAP octapeptide
Not reviewedNeurologicNo evidence reviewNot reviewed1/9
Degarelix
GnRH antagonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Desmopressin
Vasopressin analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Dihexa
Angiotensin IV analogue
Not reviewedNeurologicNo evidence reviewNot reviewed5/9
DNSP-11
Dopamine neuron stimulating peptide
Not reviewedNeurologicNo evidence reviewNot reviewed1/9
DSIP
Nonapeptide
ReviewedSleepXInsufficient / conflictingUnapproved research chemical1 / 19/9
Dulaglutide
GLP-1 receptor agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed2/9
Ecnoglutide
Investigational GLP-1 receptor agonist
Not reviewedIncretinNo evidence reviewNot reviewed1/9
Efpeglenatide
Investigational GLP-1 receptor agonist
Not reviewedIncretinNo evidence reviewNot reviewed1/9
Elamipretide (SS-31)
Cardiolipin-binding tetrapeptide
ReviewedMitochondrialXInsufficient / conflictingInvestigational1 / 17/9
Eloralintide
Investigational amylin analogue
Not reviewedAmylinNo evidence reviewNot reviewed1/9
Enfuvirtide
HIV fusion inhibitor peptide
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Epitalon
Synthetic tetrapeptide (Ala-Glu-Asp-Gly)
ReviewedLongevityXInsufficient / conflictingUnapproved research chemical1 / 19/9
Exenatide
GLP-1 receptor agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed2/9
FGL
NCAM-derived peptide
Not reviewedNeurologicNo evidence reviewNot reviewed1/9
Follistatin-315
Follistatin isoform
Not reviewedMuscleNo evidence reviewNot reviewed2/9
Follistatin-344
Follistatin isoform
Not reviewedMuscleNo evidence reviewNot reviewed5/9
FOXO4-DRI
Senolytic D-retro-inverso peptide
Not reviewedLongevityNo evidence reviewNot reviewed8/9
GDF-8 (Myostatin)
Growth differentiation factor 8
Not reviewedMuscleNo evidence reviewNot reviewed1/9
GHK
Gly-His-Lys tripeptide
Not reviewedDermatologicNo evidence reviewNot reviewed2/9
GHK-Cu
Copper-binding tripeptide complex
ReviewedDermatologicCPreliminaryNot approved for human use2 / 39/9
GHRH
Growth-hormone-releasing hormone
Not reviewedGH axisNo evidence reviewNot reviewed1/9
GHRP-1
Growth hormone secretagogue
Not reviewedGH axisNo evidence reviewNot reviewed1/9
GHRP-2
Growth hormone secretagogue
Not reviewedGH axisNo evidence reviewNot reviewed6/9
GHRP-6
Growth hormone secretagogue
Not reviewedGH axisNo evidence reviewNot reviewed8/9
Glatiramer Acetate
Random amino acid copolymer
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
GLOW Blend
Multi-compound blend (GHK-Cu / BPC-157 / TB-500)
Not reviewedBlendNo evidence reviewNot reviewed6/9
Glutathione
Tripeptide antioxidant
Not reviewedOtherNo evidence reviewNot reviewed9/9
Gonadorelin
GnRH (1-10)
Not reviewedApproved medicineNo evidence reviewNot reviewed5/9
Goserelin
GnRH agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Hexarelin
Synthetic hexapeptide growth hormone secretagogue
ReviewedGH axisCPreliminaryUnapproved research chemical0 / 07/9
HGH (Somatropin)
Recombinant human growth hormone
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
hGH Fragment 176-191
Growth hormone C-terminal fragment
Not reviewedMetabolicNo evidence reviewNot reviewed5/9
Histrelin
GnRH agonist implant
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Humanin
Mitochondrial-derived peptide
Not reviewedMitochondrialNo evidence reviewNot reviewed7/9
Icatibant
Bradykinin B2 receptor antagonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
IGF-1 DES
Truncated IGF-1 analogue
Not reviewedMuscleNo evidence reviewNot reviewed1/9
IGF-1 LR3
Long R3 IGF-1 analogue
Not reviewedMuscleNo evidence reviewNot reviewed7/9
Ipamorelin
Selective growth hormone secretagogue (ghrelin receptor agonist)
ReviewedGH axisEMechanisticUnapproved research chemical2 / 39/9
Kisspeptin-10
KISS1-derived decapeptide
Not reviewedOtherNo evidence reviewNot reviewed8/9
KLOW Blend
Multi-compound blend (KPV / BPC-157 / TB-500 / GHK-Cu)
Not reviewedBlendNo evidence reviewNot reviewed8/9
KPV
Alpha-MSH C-terminal tripeptide
Not reviewedImmuneNo evidence reviewNot reviewed9/9
L-Carnitine
Quaternary ammonium compound (not a peptide)
Not reviewedMetabolicNo evidence reviewNot reviewed5/9
L-Carnosine
Beta-alanyl-L-histidine dipeptide
Not reviewedOtherNo evidence reviewNot reviewed2/9
L-Theanine
Amino acid analogue (not a peptide)
Not reviewedOtherNo evidence reviewNot reviewed1/9
Lactoferrin
Iron-binding glycoprotein
Not reviewedImmuneNo evidence reviewNot reviewed1/9
Lanreotide
Somatostatin analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Larazotide
Zonulin antagonist octapeptide
Not reviewedOtherNo evidence reviewNot reviewed3/9
Leuprolide
GnRH agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Linaclotide
Guanylate cyclase-C agonist peptide
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Lipo-C Blend
Lipotropic injection blend (not a peptide)
Not reviewedMetabolicNo evidence reviewNot reviewed6/9
Liraglutide
GLP-1 receptor agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed3/9
Livagen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed3/9
Lixisenatide
GLP-1 receptor agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
LL-37
Cathelicidin antimicrobial peptide
Not reviewedImmuneNo evidence reviewNot reviewed7/9
Magnesium L-Threonate
Magnesium salt (not a peptide)
Not reviewedOtherNo evidence reviewNot reviewed1/9
Maridebart Cafraglutide
Investigational GIPR antagonist / GLP-1 agonist
Not reviewedIncretinNo evidence reviewNot reviewed1/9
Matrixyl
Palmitoyl pentapeptide-4
Not reviewedDermatologicNo evidence reviewNot reviewed2/9
Mazdutide
GLP-1 / glucagon dual agonist
Not reviewedIncretinNo evidence reviewNot reviewed6/9
mcIRBP-19
Bitter melon-derived peptide
Not reviewedMetabolicNo evidence reviewNot reviewed1/9
Melanotan I
Alpha-MSH analogue (afamelanotide)
Not reviewedMelanocortinNo evidence reviewNot reviewed4/9
Melanotan II
Non-selective melanocortin receptor agonist
ReviewedMelanocortinCPreliminaryUnapproved research chemical1 / 19/9
Methylene Blue
Thiazine dye (not a peptide)
Not reviewedMitochondrialNo evidence reviewNot reviewed4/9
MGF
Mechano growth factor (IGF-1Ec)
Not reviewedMuscleNo evidence reviewNot reviewed5/9
MK-677
Non-peptide growth hormone secretagogue
Not reviewedGH axisNo evidence reviewNot reviewed3/9
Mod GRF 1-29
GHRH (1-29) analogue, no DAC
Not reviewedGH axisNo evidence reviewNot reviewed5/9
MOTS-c
Mitochondrial-derived peptide (16 amino acids)
ReviewedMitochondrialDPreclinicalUnapproved research chemical1 / 29/9
N-Acetyl Epithalon Amidate
Modified Epitalon analogue
Not reviewedLongevityNo evidence reviewNot reviewed2/9
N-Acetyl Selank Amidate
Modified Selank analogue
Not reviewedNeurologicNo evidence reviewNot reviewed2/9
N-Acetyl Semax Amidate
Modified Semax analogue
Not reviewedNeurologicNo evidence reviewNot reviewed3/9
NAD+ and precursors
Coenzyme and its biosynthetic precursors (not a peptide)
ReviewedLongevityBModerateNot approved for human use1 / 18/9
NADH
Reduced NAD (not a peptide)
Not reviewedLongevityNo evidence reviewNot reviewed1/9
Nafarelin
GnRH agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Noopept
Dipeptide nootropic (not a classical peptide drug)
Not reviewedNeurologicNo evidence reviewNot reviewed2/9
Octreotide
Somatostatin analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Orexin-A
Hypothalamic neuropeptide
Not reviewedSleepNo evidence reviewNot reviewed1/9
Orforglipron
Investigational oral non-peptide GLP-1 agonist
Not reviewedIncretinNo evidence reviewNot reviewed4/9
Ovagen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed2/9
Oxytocin
Nonapeptide hormone
Not reviewedApproved medicineNo evidence reviewNot reviewed8/9
P21
Ciliary neurotrophic factor peptide mimetic
Not reviewedNeurologicNo evidence reviewNot reviewed5/9
Palmitoyl Tetrapeptide-7
Cosmetic tetrapeptide
Not reviewedDermatologicNo evidence reviewNot reviewed1/9
Palopegteriparatide
Long-acting PTH prodrug
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Pancragen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed2/9
Pasireotide
Somatostatin analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
PE-22-28
Spadin analogue
Not reviewedNeurologicNo evidence reviewNot reviewed5/9
PEG-MGF
Pegylated mechano growth factor
Not reviewedMuscleNo evidence reviewNot reviewed4/9
Pemvidutide
Investigational GLP-1 / glucagon dual agonist
Not reviewedIncretinNo evidence reviewNot reviewed1/9
Petrelintide
Investigational amylin analogue
Not reviewedAmylinNo evidence reviewNot reviewed1/9
Pinealon
Peptide bioregulator (Glu-Asp-Arg)
Not reviewedBioregulatorNo evidence reviewNot reviewed9/9
Plecanatide
Guanylate cyclase-C agonist peptide
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
PNC-27
p53-derived membrane-disrupting peptide
Not reviewedOtherNo evidence reviewNot reviewed3/9
Pramlintide
Amylin analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Prostamax
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed3/9
Retatrutide
Triple GIP/GLP-1/glucagon receptor agonist
ReviewedIncretinCPreliminaryInvestigational2 / 29/9
Secretin
Gastrointestinal hormone peptide
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Selank
Synthetic heptapeptide tuftsin analogue
ReviewedNeurologicCPreliminaryNot approved for human use2 / 29/9
Semaglutide
GLP-1 receptor agonist (acylated 31-amino-acid analogue)
ReviewedIncretinAStrongFDA-approved2 / 29/9
Semax
Synthetic ACTH fragment analogue
ReviewedNeurologicCPreliminaryNot approved for human use2 / 29/9
Sermorelin
GHRH (1-29) analogue
ReviewedGH axisBModerateWithdrawn or restricted1 / 19/9
Setmelanotide
MC4R agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
SLU-PP-332
ERR agonist (not a peptide)
Not reviewedMitochondrialNo evidence reviewNot reviewed7/9
SNAP-8
Acetyl octapeptide-3
Not reviewedDermatologicNo evidence reviewNot reviewed8/9
Survodutide
GLP-1 / glucagon dual agonist
Not reviewedIncretinNo evidence reviewNot reviewed7/9
TB-500 / Thymosin beta-4
Actin-sequestering peptide (TB-500 is a fragment, not the full protein)
ReviewedRepairDPreclinicalUnapproved research chemical2 / 39/9
Teduglutide
GLP-2 analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Teriparatide
PTH(1-34)
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Terlipressin
Vasopressin analogue
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Tesamorelin
Growth-hormone-releasing factor analogue
ReviewedGH axisAStrongFDA-approved (different indication)1 / 19/9
Tesofensine
Triple monoamine reuptake inhibitor (not a peptide)
Not reviewedMetabolicNo evidence reviewNot reviewed3/9
Testagen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed3/9
Thymagen
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed1/9
Thymalin
Thymic peptide extract
Not reviewedImmuneNo evidence reviewNot reviewed5/9
Thymogen
Thymic dipeptide (Glu-Trp)
Not reviewedImmuneNo evidence reviewNot reviewed2/9
Thymopentin
Thymopoietin fragment (32-36)
Not reviewedImmuneNo evidence reviewNot reviewed1/9
Thymosin alpha-1
28-amino-acid thymic peptide
ReviewedImmuneBModerateNot approved for human use0 / 09/9
Thymulin
Zinc-dependent thymic hormone
Not reviewedImmuneNo evidence reviewNot reviewed2/9
Tirzepatide
Dual GIP/GLP-1 receptor agonist
ReviewedIncretinAStrongFDA-approved2 / 29/9
TRH
Thyrotropin-releasing hormone
Not reviewedOtherNo evidence reviewNot reviewed1/9
Triptorelin
GnRH agonist
Not reviewedApproved medicineNo evidence reviewNot reviewed2/9
TUDCA
Bile acid (not a peptide)
Not reviewedOtherNo evidence reviewNot reviewed1/9
Vasopressin
Antidiuretic hormone nonapeptide
Not reviewedApproved medicineNo evidence reviewNot reviewed1/9
Vesilute
Peptide bioregulator
Not reviewedBioregulatorNo evidence reviewNot reviewed2/9
Vesugen
Peptide bioregulator (Lys-Glu-Asp)
Not reviewedBioregulatorNo evidence reviewNot reviewed3/9
Vilon
Peptide bioregulator (Lys-Glu)
Not reviewedBioregulatorNo evidence reviewNot reviewed3/9
VIP
Vasoactive intestinal peptide
Not reviewedOtherNo evidence reviewNot reviewed8/9
Wolverine Blend
Multi-compound blend (BPC-157 / TB-500)
Not reviewedBlendNo evidence reviewNot reviewed3/9

“Reviewed” and “Not reviewed” are the important column

24 of 161 compounds have a completed evidence review with graded claims and a study register. The other 137 are catalogue entries: we record what the compound is and who sells it, and nothing more. No grade, no quantity, no claim. Coverage is not knowledge, and we will not let breadth imply depth.

Market prevalence is a commercial signal, not a scientific one

The bar in the last column counts how many of the nine catalogues list a compound. It measures how widely something is sold. A compound appearing on all nine while carrying grade X evidence is not well supported; it is well distributed. That gap is often the most useful thing on this page.

What is deliberately absent

Several of the reference sites also sell SARMs, prescription pharmaceuticals, and hormones. None of those are peptides, so none are catalogued here. Compounds that are not peptides but are consistently researched alongside them are included and labelled as such in their molecule class.