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Research areas

Peptides by research area

Two ways to explore: peptide by peptide, or by the area each is studied for. Each area summarises the research and state of evidence, then links to the individual entries. Educational only, not medical advice.

Recovery & injury

8

Peptides studied in the context of tissue repair, tendon and ligament healing, inflammation, and wound recovery.

Cibinetide · BPC-157 · TB-500 · Thymosin beta-4 · KPV · GHK-Cu · Larazotide acetate · Pentadeca-arginate

Muscle & growth hormone

40

Peptides studied for their effects on the growth hormone / IGF-1 axis, including secretagogues and GHRH analogs explored in research contexts.

CJC-1295 · Ipamorelin · Tesamorelin · Sermorelin · GHRP-2 · GHRP-6 · Hexarelin · Follistatin-344 · IGF-1 LR3 · Ostarine (Enobosarm, MK-2866) · Testolone (RAD-140) · Ligandrol (LGD-4033) · Andarine (S-4) · S-23 · S-40503 · RAD150 (TLB-150) · Ibutamoren (MK-677) · PF-06260414 · YK-11 · GSK2881078 · OPK-88004 (LY2452473) · MK-3984 · GLPG0492 (DT-200) · S-101479 · ACP-105 · Octreotide · AC-262536 · LGD-3303 · LGD-2226 · LGD-2941 · LG121071 · S-1 · TFM-4AS-1 · MK-4541 · BMS-564929 · LY305 · Methasterone (Superdrol) · Methylstenbolone · Dymethazine · Epistane (Methylepitiostanol)

Weight management

34

Peptides studied for weight and metabolic effects, from approved incretin medicines to discontinued fat-loss fragments.

Semaglutide · Tirzepatide · Retatrutide · Danuglipron · Orforglipron · CagriSema · Tesamorelin · AOD-9604 · hGH Fragment 176-191 · Liraglutide · Cagrilintide · MariTide · Mazdutide · Pemvidutide · Survodutide · Efpeglenatide · Cardarine (GW-501516) · SLU-PP-332 · 5-Amino-1MQ · Stenabolic (SR9009) · GW-0742 · SR9011 · AICAR (Acadesine) · Levocarnitine · Tesofensine · Cotadutide · Enicepatide · Zenagamtide · Eloralintide · Petrelintide · VK2735 · Setmelanotide · Glucagon · Dasiglucagon

Skin, hair & cosmetic

11

Peptides studied in skin, hair, and pigmentation contexts, from copper-peptide cosmetics to unapproved tanning agents.

GHK-Cu · AHK-Cu · Melanotan I · Melanotan II · SNAP-8 (Acetyl Octapeptide-3) · Vesilute · Argireline · Matrixyl · Matrixyl 3000 · Capixyl · SYN-COLL

Cognition, mood & sleep

29

Neuropeptides studied for cognition, anxiety, neuroprotection, and sleep. Much of the evidence is regional or preliminary.

Semax · Selank · GB-115 (Ranquilon) · FGL · Orexin-A · Cerebrolysin · DSIP · Oxytocin · Pinealon · Cortagen · Dihexa · Noopept · Cortexin · Bromantane · P021 · PACAP · Alpha-GPC · 9-ME-BC · Adamax · RG-3 · BDNF · NGF · GK-2 · GSB-106 · GSB-214 · CNTF · HGF · Orexin-B · PE-22-28

Longevity & cellular health

17

Peptides studied for ageing, mitochondrial function, and cellular maintenance. This is an area heavy on hype and light on human evidence.

Urolithin A · Epitalon · MOTS-c · SS-31 · Humanin · FOXO4-DRI · Teriparatide · Abaloparatide · Cardiogen · Livagen · Pancragen · Chonluten · Bronchogen · Cartalax · Methylene Blue · Glutathione · NAD+ (Nicotinamide Adenine Dinucleotide)

Immune support

7

Peptides studied in immune modulation and host defense. One is approved abroad, the other an endogenous antimicrobial peptide.

Thymosin alpha-1 · LL-37 · Thymalin · Thymogen · Vilon · Crystagen · Ovagen

Sexual & reproductive health

10

Peptides studied in the context of libido, erectile function, and the reproductive hormone axis.

Kisspeptin · Melanotan II · PT-141 · Gonadorelin · hCG (human chorionic gonadotropin) · Enclomiphene · Oxytocin · Testagen · Prostamax · Leuprorelin (Leuprolide)

Approved peptide medicines — verification pilot

9

A source-gated pilot of approved peptide medicines and one biologic peptide mixture, verified independently from the imported discovery source.

Exenatide · Pramlintide · Calcitonin (salmon) · Triptorelin · Goserelin · Cetrorelix · Menotropins (hMG) · Lixisenatide · Buserelin

PeptideGuide source catalog — verification pending

Verification pending90

Complete coverage of compounds discovered in PeptideGuide that still await independent PeptideInfo identity and evidence review.

9-ME-BC · A7 (Angiotensin 1-7) · Abarelix · ACE-031 · Adamax · Adifyline · Adipotide · Alpha-GPC · Altglutide · Anastrozole · Pentadeca-arginate · Argireline · Bonomarlot · Bonothyrk · Ultimate Recovery Stack · Capixyl · Cerluten · Chelohart · Chitomur · CoQ10 · Decorinyl · Delisens · Dermaxyl · Diffuporine · DMT · Ecnoglutide · Endoluten · Eyeliss · Eyeseryl · FGL · Follistatin-315 · CJC-1295 + Ipamorelin · Performance GH Stack · Glandokort · Gotratix · Honluten · IGF-1 DES · Juveleven · Ketamine · Leuphasyl · Libidon · LSD · Matrixyl · Matrixyl 3000 · Matrixyl Synthe'6 · MDMA · Melitane · Metformin · MGF (Mechano Growth Factor) · Lash Peptide · NAC · GIP (Native) · GLP-1 (Native) · Orexin-A · PACAP · PEG-MGF · Pielotax · Progeline · Psilocybin · PTD-DBM · Rapamycin (Sirolimus) · RG-3 · Rigin · Sigumir · Spermidine · Stamakort · Suprefort · Svetinorm · Syn-Ake · SYN-COLL · Synapsin · Taxorest · Telangyn · Telmisartan · Testoluten · THF-γ2 · Thymopentin (TP-5) · Thymulin · Thyreogen · U-74389G · UBT251 · Uplevity · Ventfort · Vesugen · Vincerten · VIP (Aviptadil) · Visoluten · Vladonix · The Wolverine Blend · Zhenoluten

Bioregulators: molecules, complexes and organ claims

Verification pending24

An organ name does not tell you what a product contains or where it acts. Start by distinguishing a defined synthetic peptide, a supplier-described peptide complex and an unresolved catalog name. The map below covers the existing bioregulator catalog; it is an identity map, not an efficacy ranking.

Bonomarlot · Bonothyrk · Cerluten · Chelohart · Chitomur · Endoluten · Glandokort · Gotratix · Honluten · Libidon · Pielotax · Sigumir · Stamakort · Suprefort · Svetinorm · Taxorest · Testoluten · Thyreogen · Ventfort · Vesugen · Vincerten · Visoluten · Vladonix · Zhenoluten

GK-2, GSB-106 and GSB-214: compare the evidence

Verification pending3

Three neurotrophin mimetics, different experiments and important limits on comparison.

GK-2 · GSB-106 · GSB-214

Approved non-peptide medicines

2

Defined small-molecule medicines that appeared in the source peptide catalog but must be classified and read as non-peptides.

Tadalafil · Ezetimibe