DisclosurePeptide Association LLC is a for-profit company. We receive compensation from the clinical providers listed on this site. We are not an accrediting body, a licensing board, or a government-affiliated organization. See exactly how we make money.

The compound database

Peptide Databasepage 4

264 therapeutic peptides with research summaries, clinical findings, and regulatory status. Every claim is cited.

FDA-approved
90
FDA-approved
Awaiting FDA
8
Awaiting FDA
No lawful pathway
166
No lawful pathway
109–144 of 264
  1. 109

    Tabimorelin

    Tabimorelin (NN703) is an orally active synthetic growth hormone secretagogue that acts as an agonist at the ghrelin receptor (GHS-R1a) to stimulate growth…

    Hormone · Investigational · Oral

    No lawful pathway
  2. 110

    Somatropin (Genotropin)

    Somatropin is recombinant human growth hormone (rhGH) consisting of 191 amino acids identical in sequence to endogenous pituitary growth hormone. It binds to…

    Hormone · FDA Approved · Subcutaneous injection

    FDA-approved
  3. 111

    Somapacitan (Sogroya)

    Somapacitan is a long-acting growth hormone derivative engineered to bind reversibly to albumin, which extends its half-life to allow once-weekly subcutaneous…

    Hormone · FDA Approved · Subcutaneous injection

    FDA-approved
  4. 112

    Lonapegsomatropin (Skytrofa)

    Lonapegsomatropin is a long-acting prodrug of somatropin in which growth hormone is transiently linked to a polyethylene glycol carrier through a cleavable…

    Hormone · FDA Approved · Subcutaneous injection

    FDA-approved
  5. 113

    Pegvisomant (Somavert)

    Pegvisomant is a PEGylated growth hormone receptor antagonist engineered from human growth hormone with amino acid substitutions that confer antagonist…

    Hormone · FDA Approved · Subcutaneous injection

    FDA-approved
  6. 114

    Mecasermin (Increlex)

    Mecasermin is recombinant human insulin-like growth factor 1 (IGF-1) consisting of 70 amino acids identical to the endogenous peptide hormone. It binds to…

    Hormone · FDA Approved · Subcutaneous injection

    FDA-approved
  7. 115

    GHRH (Sermorelin 1-44)

    Growth hormone releasing hormone (GHRH) is a 44-amino acid hypothalamic peptide that stimulates growth hormone secretion from the anterior pituitary by binding…

    Hormone · FDA Approved · Subcutaneous injection

    FDA-approved
  8. 116

    Ghrelin (Native)

    Ghrelin is a naturally occurring 28-amino acid peptide hormone with an n-octanoyl modification at serine-3 that is essential for its growth hormone releasing…

    Hormone · Investigational · Intravenous

    No lawful pathway
  9. 117

    Obestatin

    Obestatin is a 23-amino acid peptide derived from the same precursor as ghrelin, preproghrelin. It was initially reported to oppose ghrelin by suppressing food…

    Hormone · Research Phase · Subcutaneous injection, Intravenous

    No lawful pathway
  10. 118

    GHRP-1

    Growth Hormone Releasing Peptide-1 is a synthetic heptapeptide (seven amino acids) belonging to the growth hormone secretagogue family. It acts on the growth…

    Hormone · Investigational · Subcutaneous injection, Intravenous

    No lawful pathway
  11. 119

    Pentadeca Arginate (PDA)

    Pentadeca Arginate (PDA) is a name used by compounding pharmacies and peptide suppliers for a synthetic 15-amino acid peptide, commonly marketed as a variant…

    Recovery · Research Phase · Subcutaneous injection, Topical

    No lawful pathway
  12. 120

    Thymosin Beta-4 Fragment (TB4-Frag)

    Thymosin Beta-4 fragments are short active segments of the 43-amino acid protein thymosin beta-4. The best studied are the N-terminal tetrapeptide Ac-SDKP…

    Recovery · Research Phase · Subcutaneous injection, Topical

    No lawful pathway
  13. 121

    Cathelicidin LL-37 Fragments

    Cathelicidin LL-37 fragments are truncated or modified sequences derived from the human antimicrobial peptide LL-37, which is a 37-amino acid cleavage product…

    Recovery · Investigational · Topical, Subcutaneous injection

    No lawful pathway
  14. 122

    FGL Peptide

    FGL (FG loop) peptide is a synthetic 15-amino acid peptide corresponding to the binding site of the neural cell adhesion molecule (NCAM) for fibroblast growth…

    Recovery · Investigational · Subcutaneous injection, Intranasal

    No lawful pathway
  15. 123

    GHK (Glycyl-Histidyl-Lysine)

    GHK is a naturally occurring tripeptide (glycyl-histidyl-lysine) with high affinity for copper ions, forming the GHK-Cu complex. It is present in human plasma…

    Recovery · In Clinical Trials · Topical, Subcutaneous injection

    No lawful pathway
  16. 124

    Matrikine Peptides

    Matrikine peptides are bioactive fragments released from extracellular matrix proteins during tissue remodeling or injury. These sequences, derived from…

    Recovery · Research Phase · Topical, Subcutaneous injection

    No lawful pathway
  17. 125

    AHK-Cu (Copper Tripeptide-3)

    AHK-Cu is a synthetic copper-binding tripeptide consisting of alanine-histidine-lysine complexed with copper ions. It is structurally similar to GHK-Cu but…

    Recovery · Research Phase · Topical

    No lawful pathway
  18. 126

    Body Protection Compound (BPC) Variants

    BPC-157 is a 15-amino acid peptide representing a partial sequence of body protection compound, a protein isolated from human gastric juice. It is proposed to…

    Recovery · In Clinical Trials · Subcutaneous injection, Oral

    No lawful pathway
  19. 127

    Collagen Tripeptide F (CTP-F)

    Collagen Tripeptide F is a commercial collagen tripeptide ingredient; collagen tripeptide preparations are rich in small peptides such as Gly-Pro-Hyp and are…

    Recovery · Investigational · Topical, Subcutaneous injection

    No lawful pathway
  20. 128

    Sinapultide (KL4 Surfactant)

    Sinapultide (KL4) is a synthetic 21-amino acid peptide that mimics surfactant protein B, a critical component of pulmonary surfactant. Combined with…

    Recovery · FDA Approved · Intratracheal instillation

    FDA-approved
  21. 129

    Chrysalin (TP508)

    Chrysalin, also known as TP508 or rusalatide acetate, is a 23-amino acid synthetic peptide representing a portion of the receptor-binding domain of human…

    Recovery · Investigational · Topical, Subcutaneous injection

    No lawful pathway
  22. 130

    Nexagon (Gap Junction Peptide)

    Nexagon (lufepirsen) is not a peptide: it is a connexin43-specific antisense oligodeoxynucleotide, a short strand of DNA that transiently blocks production of…

    Recovery · In Clinical Trials · Topical

    No lawful pathway
  23. 131

    OP-1 / BMP-7

    OP-1, or osteogenic protein-1, is the recombinant form of bone morphogenetic protein-7 (BMP-7), a member of the transforming growth factor-beta superfamily.…

    Recovery · FDA Approved · Implantation at surgical site

    FDA-approved
  24. 132

    Dalargin

    Dalargin is a synthetic hexapeptide analogue of leucine-enkephalin, D-Ala2, Leu5, Arg6-enkephalin. It acts on opioid receptors, with different studies…

    Recovery · In Clinical Trials · Intravenous, Intramuscular injection

    No lawful pathway
  25. 133

    Dihexa

    Dihexa (N-hexanoic-Tyr-Ile-(6)-aminohexanoic amide, also called PNB-0408) is a small synthetic angiotensin IV analogue rather than a true hexapeptide. Its…

    Cognitive · Research Phase · Oral, Subcutaneous injection

    No lawful pathway
  26. 134

    NAP (Davunetide)

    NAP, also known as davunetide, is an eight-amino acid peptide derived from activity-dependent neuroprotective protein (ADNP). In preclinical studies it…

    Cognitive · Investigational · Intranasal

    No lawful pathway
  27. 135

    Nemifitide

    Nemifitide (formerly INN 00835) is a synthetic pentapeptide analogue of melanocyte-inhibiting factor (MIF), not of alpha-MSH, developed as a fast-acting…

    Cognitive · Investigational · Intravenous

    No lawful pathway
  28. 136

    Intranasal Insulin

    Intranasal insulin involves the administration of regular human insulin via nasal spray to target central nervous system insulin receptors while minimizing…

    Cognitive · In Clinical Trials · Intranasal

    No lawful pathway
  29. 137

    Spadin

    Spadin is a 17-amino acid peptide derived from the propeptide released during maturation of sortilin, also known as neurotensin receptor 3. It blocks the…

    Cognitive · Research Phase · Intravenous, Intranasal

    No lawful pathway
  30. 138

    Cortexin

    Cortexin is a complex mixture of low-molecular-weight polypeptides extracted from animal cerebral cortex and used mainly in Russia and neighboring countries…

    Cognitive · In Clinical Trials · Intramuscular injection

    No lawful pathway
  31. 139

    Pinealon

    Pinealon is a synthetic tripeptide (Glu-Asp-Arg, also called EDR) developed as part of the Khavinson peptide bioregulator series, designed to mimic endogenous…

    Cognitive · Investigational · Subcutaneous injection, Oral

    No lawful pathway
  32. 140

    N-acetyl Semax Amidate

    N-acetyl Semax Amidate is a modified form of Semax, a heptapeptide (Met-Glu-His-Phe-Pro-Gly-Pro) combining the ACTH 4-7 sequence with a C-terminal Pro-Gly-Pro…

    Cognitive · Research Phase · Intranasal, Subcutaneous injection

    No lawful pathway
  33. 141

    N-acetyl Selank Amidate

    N-acetyl Selank Amidate is a modified form of Selank, a synthetic heptapeptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro) built on the immunomodulatory peptide tuftsin with…

    Cognitive · Research Phase · Intranasal

    No lawful pathway
  34. 142

    Bromantane-adjacent Peptides

    Bromantane-adjacent peptides refer to a theoretical class of compounds that might share functional goals with bromantane, a synthetic adamantane derivative…

    Cognitive · Research Phase · Not established

    No lawful pathway
  35. 143

    ACTH (4-10) Analogs

    ACTH (4-10) analogs are synthetic peptides derived from the 4 to 10 amino acid sequence of adrenocorticotropic hormone, a fragment that retains behavioral…

    Cognitive · Investigational · Intranasal, Subcutaneous injection

    No lawful pathway
  36. 144

    Orexin A

    Orexin A (hypocretin-1) is a 33-amino acid neuropeptide produced by neurons in the lateral and posterior hypothalamus, first identified as a regulator of…

    Cognitive · Investigational · Intracerebroventricular

    No lawful pathway

Index · all 264 peptides, A–Z

Important Medical Disclaimer

The information provided by the Peptide Association is for educational and informational purposes only and is not intended as a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a qualified, licensed healthcare provider before beginning any peptide therapy, supplement regimen, or making changes to an existing treatment plan.

Peptide therapies discussed on this site may not be FDA-approved for all listed indications. Individual results vary. The Peptide Association does not prescribe, diagnose, or treat any medical condition. Clinicians in our network are independently licensed practitioners; the Association checks each clinician’s NPI record but does not employ or directly supervise these clinicians.

© 2026 The Peptide Association. All rights reserved. Content on this site is protected under applicable intellectual property laws. The Peptide Association is not a medical practice.