# PeptideWiki — Comprehensive Peptide Research Database

> The most comprehensive research database for peptides. Covers 94+ compounds with evidence-based mechanism of action, clinical trial data, dosage protocols, molecular data, and verified vendor price comparisons.

PeptideWiki (peptide-wiki.net) is an independent research database that aggregates peer-reviewed scientific data on research peptides. Every peptide profile includes:
- Mechanism of action sourced from PubMed
- Clinical trial outcomes with direct DOI links
- Reconstitution and dosage protocols
- Molecular structure data from PubChem
- Live price comparisons across 5 verified vendors
- AI-powered research assistant

This resource is intended for researchers, healthcare professionals, and scientifically literate individuals seeking evidence-based peptide information.

---

## Key Tools & Resources

- [Peptide Database](https://www.peptide-wiki.net/peptides): Complete listing of 94+ peptides with filtering by category, research status, and administration route
- [Dosage & Reconstitution Calculator](https://www.peptide-wiki.net/calculator): Free calculator for vial reconstitution, syringe draw volume, weight-based dosing, and syringe type reference
- [Peptide Stacks](https://www.peptide-wiki.net/stacks): Curated multi-peptide combination protocols by goal (healing, muscle growth, fat loss, anti-aging, cognitive)
- [Peptide Comparison Tool](https://www.peptide-wiki.net/compare): Side-by-side comparison of any two peptides across all data points
- [Vendor Comparison](https://www.peptide-wiki.net/vendors): Verified peptide vendors with COA status, discount codes, and affiliate links
- [Research Blog](https://www.peptide-wiki.net/blog): Evidence-based guides, dosage protocols, and clinical trial breakdowns
- [Glossary](https://www.peptide-wiki.net/glossary): Definitions for 35+ peptide research terms (GLP-1, GHRP, GHRH, BAC water, etc.)
- [Legality Guide](https://www.peptide-wiki.net/legal): Peptide legal status by country (US, UK, Australia, Canada, EU)
- [AI Research Assistant](https://www.peptide-wiki.net): On-site AI chatbot for peptide questions, powered by RAG from the full database

---

## Peptide Categories

- [Body Composition](https://www.peptide-wiki.net/categories/body-composition): Peptides that support muscle growth, fat loss, and body recomposition through growth hormone pathways.
- [Weight Management](https://www.peptide-wiki.net/categories/weight-management): GLP-1 agonists and metabolic peptides for appetite regulation and fat loss.
- [Healing & Recovery](https://www.peptide-wiki.net/categories/healing-recovery): Peptides that accelerate tissue repair, reduce inflammation, and support injury recovery.
- [Anti-Aging & Longevity](https://www.peptide-wiki.net/categories/anti-aging): Peptides studied for their effects on aging, telomere length, and longevity.
- [Tanning](https://www.peptide-wiki.net/categories/tanning): Melanocortin peptides that stimulate melanin production for skin pigmentation.
- [Cognitive & Nootropic](https://www.peptide-wiki.net/categories/cognitive): Peptides that enhance cognitive function, memory, focus, and neuroprotection.
- [Immune Support](https://www.peptide-wiki.net/categories/immune-support): Peptides that modulate and boost immune function and antimicrobial defense.
- [Sexual Health](https://www.peptide-wiki.net/categories/sexual-health): Peptides that support sexual function, libido, and reproductive health.
- [Experimental](https://www.peptide-wiki.net/categories/experimental): Emerging peptides in early-stage research with promising but unconfirmed benefits.

---

## Comparison Guides

- [Semaglutide vs Tirzepatide](https://www.peptide-wiki.net/compare/semaglutide-vs-tirzepatide): GLP-1 vs dual GIP/GLP-1 — weight loss outcomes, mechanisms, clinical trial data
- [BPC-157 vs TB-500](https://www.peptide-wiki.net/compare/bpc-157-vs-tb-500): Healing peptide comparison — tendon repair, gut healing, systemic vs local effects
- [Ipamorelin vs Sermorelin](https://www.peptide-wiki.net/compare/ipamorelin-vs-sermorelin): GHRP vs GHRH — GH stimulation, selectivity, clinical evidence
- [Ipamorelin vs CJC-1295](https://www.peptide-wiki.net/compare/ipamorelin-vs-cjc-1295): Why combining GHRP + GHRH is synergistic
- [Retatrutide vs Tirzepatide](https://www.peptide-wiki.net/compare/retatrutide-vs-tirzepatide): Triple agonist vs dual agonist for weight loss
- [Semaglutide vs Liraglutide](https://www.peptide-wiki.net/compare/semaglutide-vs-liraglutide): GLP-1 generational comparison
- [Semax vs Selank](https://www.peptide-wiki.net/compare/semax-vs-selank): Stimulating vs anxiolytic nootropic peptides
- [Epithalon vs GHK-Cu](https://www.peptide-wiki.net/compare/epithalon-vs-ghk-cu): Anti-aging peptide comparison

---

## Research Guides

- [How to Reconstitute BPC-157](https://www.peptide-wiki.net/blog/how-to-reconstitute-bpc-157): Step-by-step reconstitution with BAC water and dosage calculation
- [BPC-157 for Gut Healing](https://www.peptide-wiki.net/blog/bpc-157-for-gut-healing): IBD, leaky gut, and GERD evidence review
- [Semaglutide Side Effects](https://www.peptide-wiki.net/blog/semaglutide-side-effects): Complete STEP trial adverse event data
- [Semaglutide vs Tirzepatide](https://www.peptide-wiki.net/blog/semaglutide-vs-tirzepatide): Clinical trial head-to-head with STEP/SURMOUNT data
- [Best Peptides for Fat Loss](https://www.peptide-wiki.net/blog/best-peptides-for-fat-loss): Ranked by clinical evidence tier
- [Best Peptides for Muscle Growth](https://www.peptide-wiki.net/blog/best-peptides-for-muscle-growth): GH secretagogues, IGF-1 variants, myostatin inhibitors
- [Best Peptides for Healing](https://www.peptide-wiki.net/blog/best-peptides-for-healing): BPC-157, TB-500, GHK-Cu protocols
- [Best Peptides for Anti-Aging](https://www.peptide-wiki.net/blog/best-peptides-for-anti-aging): Epithalon, GHK-Cu, bioregulator series
- [Nootropic Peptides Guide](https://www.peptide-wiki.net/blog/nootropic-peptides-guide): Semax, Selank, Dihexa — ranked by evidence
- [Peptide Legality by Country](https://www.peptide-wiki.net/legal): US, UK, Australia, Canada, EU legal status
- [Khavinson Bioregulator Guide](https://www.peptide-wiki.net/blog/bioregulator-peptides-guide): Epithalon, Pinealon, Thymalin, Vilon series
- [CJC-1295 + Ipamorelin Stack](https://www.peptide-wiki.net/blog/cjc-1295-ipamorelin-stack-guide): Complete GH optimization protocol
- [GLP-1 Peptides Explained](https://www.peptide-wiki.net/blog/glp1-peptides-explained): Semaglutide to retatrutide — generational progression
- [GHK-Cu for Skin and Hair](https://www.peptide-wiki.net/blog/ghk-cu-for-skin-and-hair): Clinical evidence for collagen and hair follicle stimulation
- [Peptide Dosage Guide](https://www.peptide-wiki.net/blog/peptide-dosage-guide): Reconstitution math, unit conversion, syringe reference
- [How to Inject Peptides](https://www.peptide-wiki.net/blog/how-to-inject-peptides): SubQ injection technique guide
- [Peptide Storage Guide](https://www.peptide-wiki.net/blog/peptide-storage-guide): Lyophilized vs reconstituted storage

---

## All Peptides (94 compounds)

- [5-Amino-1MQ](https://www.peptide-wiki.net/peptides/5-amino-1mq) (5-Amino-1-methylquinolinium, 5A1MQ): A small molecule inhibitor of NNMT enzyme that boosts metabolism and promotes fat cell apoptosis. Shows promise as a nov... [Research Only · Weight Management]
- [ACE-031](https://www.peptide-wiki.net/peptides/ace-031) (ACVR2B-Fc, Activin receptor type IIB decoy): A fusion protein combining the ligand-binding domain of the activin type IIB receptor (ACVR2B) with the Fc region of hum... [Research Only · Body Composition]
- [Adipotide](https://www.peptide-wiki.net/peptides/adipotide) (FTPP, Proapoptotic Peptide): A highly experimental proapoptotic peptide that selectively destroys the blood supply to white adipose tissue. Dramatic ... [Research Only · Experimental]
- [AHK-Cu](https://www.peptide-wiki.net/peptides/ahk-cu) (AHK copper peptide, Ala-His-Lys copper): A tripeptide (Ala-His-Lys) copper complex that acts as a hair follicle stimulant, distinct from GHK-Cu. AHK-Cu specifica... [Research Only · Anti-Aging & Longevity]
- [AICAR](https://www.peptide-wiki.net/peptides/aicar) (Acadesine, AICA-riboside): A naturally occurring nucleoside and potent AMPK (AMP-activated protein kinase) activator. Mimics the cellular effects o... [Research Only · Weight Management]
- [AOD-9604](https://www.peptide-wiki.net/peptides/aod-9604) (AOD9604, HGH Fragment 176-191): A synthetic fragment of the C-terminus of HGH (amino acids 176-191) that retains the fat-burning properties of growth ho... [Research Only · Weight Management]
- [ARA-290](https://www.peptide-wiki.net/peptides/ara-290) (Cibinetide, ARA290): A synthetic 11-amino acid peptide that mimics the tissue-protective actions of erythropoietin without its erythropoietic... [In Clinical Trials · Healing & Recovery]
- [BAM15](https://www.peptide-wiki.net/peptides/bam15) (BAM 15, Mitochondrial Uncoupler BAM15): A selective mitochondrial uncoupler that increases energy expenditure by diverting the proton gradient from ATP synthesi... [Research Only · Weight Management]
- [BPC-157](https://www.peptide-wiki.net/peptides/bpc-157) (Body Protection Compound-157, BPC157): A 15-amino acid peptide fragment derived from a protective protein found in gastric juice. Remarkably effective at accel... [Research Only · Healing & Recovery]
- [Bronchogen](https://www.peptide-wiki.net/peptides/bronchogen) (Ala-Glu-Asp-Leu, Bronchial peptide bioregulator): A tetrapeptide (Ala-Glu-Asp-Leu) from the Khavinson bioregulator series specifically targeting bronchial and lung tissue... [Research Only · Healing & Recovery]
- [Cagrilintide](https://www.peptide-wiki.net/peptides/cagrilintide) (AM833, Long-acting amylin analog): A long-acting amylin analog being co-developed with semaglutide (as CagriSema) for obesity. Amylin signals satiety to th... [In Clinical Trials · Weight Management]
- [Cardiogen](https://www.peptide-wiki.net/peptides/cardiogen) (Heart peptide bioregulator, Ala-Glu-Asp-Gly cardiac): A tetrapeptide cardiac bioregulator from the Khavinson series targeting myocardial tissue. Normalizes myocardial cell fu... [Research Only · Healing & Recovery]
- [Cartalax](https://www.peptide-wiki.net/peptides/cartalax) (Cartilage peptide bioregulator, AC-4 cartilage complex): A cartilage and bone-targeting peptide bioregulator from the Khavinson series. Studied for arthritis, osteochondrosis, f... [Research Only · Healing & Recovery]
- [Cerebrolysin](https://www.peptide-wiki.net/peptides/cerebrolysin) (FPF-1070): A complex mixture of low-molecular-weight neuropeptides derived from porcine brain proteins. The only peptide-based noot... [Prescription · Cognitive & Nootropic]
- [Chonluten](https://www.peptide-wiki.net/peptides/chonluten) (Bronchial mucosa bioregulator, Lung mucosa peptide): A peptide bioregulator targeting bronchial mucosa from the Khavinson series. Distinct from Bronchogen (which targets bro... [Research Only · Healing & Recovery]
- [CJC-1295](https://www.peptide-wiki.net/peptides/cjc-1295) (CJC-1295 DAC, Modified GRF 1-29): A synthetic analog of growth hormone-releasing hormone (GHRH) that extends the half-life of endogenous GHRH. One of the ... [Research Only · Body Composition]
- [CJC-1295 No DAC (Mod GRF 1-29)](https://www.peptide-wiki.net/peptides/mod-grf-1-29) (Modified GRF 1-29, CJC-1295 no DAC): A synthetic 29-amino acid GHRH analog with 4 amino acid substitutions that improve stability and receptor affinity compa... [Research Only · Body Composition]
- [Cortagen](https://www.peptide-wiki.net/peptides/cortagen) (Cerebral cortex peptide bioregulator, CNS tetrapeptide): A peptide bioregulator targeting the cerebral cortex and CNS from the Khavinson series. Normalizes cortical neuron funct... [Research Only · Cognitive & Nootropic]
- [Dihexa](https://www.peptide-wiki.net/peptides/dihexa) (PNB-0408, N-hexanoic-Tyr-Ile-(6) aminohexanoic amide): An angiotensin IV-derived peptide that is reportedly millions of times more potent than BDNF at forming functional synap... [Research Only · Cognitive & Nootropic]
- [DSIP](https://www.peptide-wiki.net/peptides/dsip) (Delta Sleep Inducing Peptide): A neuropeptide that promotes slow-wave (delta wave) sleep and modulates stress hormones. Used for sleep optimization, st... [Research Only · Cognitive & Nootropic]
- [Enclomiphene](https://www.peptide-wiki.net/peptides/enclomiphene) (Trans-clomiphene, Androxal): The active trans-isomer of clomiphene citrate that acts as a selective estrogen receptor modulator (SERM). Blocks pituit... [Research Only · Sexual Health]
- [Endoluten](https://www.peptide-wiki.net/peptides/endoluten) (BioPineal, Pineal gland bioregulator): A natural pineal gland peptide bioregulator complex. Distinct from Epithalon (synthetic tetrapeptide) and Pinealon (synt... [Research Only · Anti-Aging & Longevity]
- [Epithalon](https://www.peptide-wiki.net/peptides/epithalon) (Epitalon, Epithalone): A synthetic tetrapeptide that activates telomerase, the enzyme responsible for lengthening telomeres. One of the only co... [Research Only · Anti-Aging & Longevity]
- [Follistatin-315](https://www.peptide-wiki.net/peptides/follistatin-315) (FST-315, Follistatin 315): A truncated 315-amino acid isoform of follistatin that lacks the heparin-binding domain, giving it a shorter half-life a... [Research Only · Body Composition]
- [Follistatin-344](https://www.peptide-wiki.net/peptides/follistatin-344) (FST-344): A naturally occurring protein that inhibits myostatin and activin, effectively removing the biological ceiling on muscle... [Research Only · Body Composition]
- [FOXO4-DRI](https://www.peptide-wiki.net/peptides/foxo4-dri) (FOXO4-D-Retro-Inverso, Senolytic peptide): A D-retro-inverso peptide that selectively induces apoptosis (programmed cell death) in senescent "zombie" cells. Based ... [Research Only · Anti-Aging & Longevity]
- [GHK-Cu](https://www.peptide-wiki.net/peptides/ghk-cu) (GHK-Copper, Copper Peptide): A naturally occurring copper-binding tripeptide that declines with age. Promotes skin rejuvenation, wound healing, hair ... [Research Only · Anti-Aging & Longevity]
- [GHRP-2](https://www.peptide-wiki.net/peptides/ghrp-2) (Growth Hormone Releasing Peptide-2, Pralmorelin): A second-generation GHRP with high GH-releasing potency and a cleaner side effect profile than GHRP-6. Less appetite sti... [Research Only · Body Composition]
- [GHRP-6](https://www.peptide-wiki.net/peptides/ghrp-6) (Growth Hormone Releasing Peptide-6, GHRP6): One of the first synthetic GHRPs developed, GHRP-6 is a potent GH secretagogue that also significantly stimulates appeti... [Research Only · Body Composition]
- [Glandokort](https://www.peptide-wiki.net/peptides/glandokort) (BioAdrenal, Adrenal gland bioregulator): An adrenal gland-targeting peptide bioregulator. Normalizes adrenal cortex cell function and cortisol synthesis, reduces... [Research Only · Anti-Aging & Longevity]
- [GLP-2](https://www.peptide-wiki.net/peptides/glp-2) (Glucagon-Like Peptide-2, Teduglutide analog): A 33-amino acid intestinal peptide secreted from L-cells of the gut that promotes intestinal mucosal growth, improves gu... [Research Only · Healing & Recovery]
- [Gonadorelin](https://www.peptide-wiki.net/peptides/gonadorelin) (GnRH, Gonadotropin-Releasing Hormone): A synthetic form of endogenous GnRH that stimulates the pituitary to release LH and FSH. Widely used in TRT protocols to... [Prescription · Sexual Health]
- [Hexarelin](https://www.peptide-wiki.net/peptides/hexarelin) (Examorelin, EP 23905): A synthetic hexapeptide GHRP with the highest GH-releasing potency among the GHRP family. Notable for both its muscle-bu... [Research Only · Body Composition]
- [HGH Fragment 176-191](https://www.peptide-wiki.net/peptides/hgh-fragment-176-191) (GH Fragment, HGH Frag 176-191): The original C-terminal fragment of human growth hormone spanning amino acids 176-191. Contains the fat-burning region o... [Research Only · Weight Management]
- [HMG](https://www.peptide-wiki.net/peptides/hmg) (Human Menopausal Gonadotropin, Menopur): A urinary-derived combination of LH and FSH used clinically for fertility treatment and in TRT protocols for testicular ... [Prescription · Sexual Health]
- [Humanin](https://www.peptide-wiki.net/peptides/humanin) (HN, mtDNA-encoded peptide): A 21-amino acid mitochondria-derived peptide encoded in the 12S rRNA gene of the mitochondrial genome. The first discove... [Research Only · Anti-Aging & Longevity]
- [IGF-1 DES](https://www.peptide-wiki.net/peptides/igf-1-des) (Des(1-3)IGF-1, DES IGF-1): A truncated analog of IGF-1 missing the first 3 amino acids from the N-terminus. This modification dramatically reduces ... [Research Only · Body Composition]
- [IGF-1 LR3](https://www.peptide-wiki.net/peptides/igf-1-lr3) (IGF-1, Insulin-Like Growth Factor 1): A long-acting analog of IGF-1 with a modified arginine substitution that extends its half-life. Directly stimulates musc... [Research Only · Body Composition]
- [Ipamorelin](https://www.peptide-wiki.net/peptides/ipamorelin) (Ipamorelin acetate, NNC 26-0161): A selective growth hormone secretagogue and ghrelin mimetic that stimulates GH release without significantly elevating c... [Research Only · Body Composition]
- [Kisspeptin-10](https://www.peptide-wiki.net/peptides/kisspeptin-10) (Metastin 45-54, Kisspeptin 10): A 10-amino acid neuropeptide that acts as the master regulator of the reproductive hormonal axis by stimulating GnRH rel... [Research Only · Sexual Health]
- [KPV](https://www.peptide-wiki.net/peptides/kpv) (Alpha-MSH(11-13), Lys-Pro-Val): A naturally occurring tripeptide (Lys-Pro-Val) derived from the C-terminus of alpha-MSH. Anti-inflammatory, antimicrobia... [Research Only · Healing & Recovery]
- [L-Glutathione](https://www.peptide-wiki.net/peptides/l-glutathione) (GSH, Reduced glutathione): The body's master antioxidant and a tripeptide (Glu-Cys-Gly) found in virtually every cell. Injectable and IV glutathion... [Research Only · Anti-Aging & Longevity]
- [Larazotide](https://www.peptide-wiki.net/peptides/larazotide) (AT-1001, Larazotide acetate): An 8-amino acid synthetic peptide designed to regulate tight junctions between intestinal epithelial cells. Directly tar... [In Clinical Trials · Healing & Recovery]
- [Liraglutide](https://www.peptide-wiki.net/peptides/liraglutide) (Victoza, Saxenda): An FDA-approved once-daily GLP-1 receptor agonist for type 2 diabetes and weight management. Produces 5-8% average weigh... [FDA Approved · Weight Management]
- [Livagen](https://www.peptide-wiki.net/peptides/livagen) (KEDA tetrapeptide, Lys-Glu-Asp-Ala): A synthetic tetrapeptide (Lys-Glu-Asp-Ala) from the Khavinson bioregulator series that de-heterochromatinizes age-conden... [Research Only · Anti-Aging & Longevity]
- [LL-37](https://www.peptide-wiki.net/peptides/ll-37) (Cathelicidin, hCAP18/LL-37): The only human cathelicidin antimicrobial peptide, naturally produced by immune cells as a first-line defense. Has broad... [Research Only · Immune Support]
- [Macimorelin](https://www.peptide-wiki.net/peptides/macimorelin) (AEZS-130, Macrilen): An orally active ghrelin receptor agonist FDA-approved as a diagnostic test for adult growth hormone deficiency. Provide... [FDA Approved · Experimental]
- [Mazdutide](https://www.peptide-wiki.net/peptides/mazdutide) (Peptide-M, IBI362): A GLP-1 and glucagon receptor co-agonist developed by Innovent Biologics. In Phase 3 clinical trials in China with stron... [In Clinical Trials · Weight Management]
- [Melanotan 1](https://www.peptide-wiki.net/peptides/melanotan-1) (MT-1, Afamelanotide): A synthetic analog of alpha-MSH that stimulates melanin production for skin tanning. The more selective of the two Melan... [Prescription · Tanning]
- [Melanotan 2](https://www.peptide-wiki.net/peptides/melanotan-2) (MT-2, Melanotan II): A broader-acting melanocortin peptide that stimulates both melanin production and the sexual arousal pathway. Produces p... [Research Only · Tanning]
- [Methylene Blue](https://www.peptide-wiki.net/peptides/methylene-blue) (MB, Methylthioninium chloride): The first synthetic drug ever made (1876), now being rediscovered as a potent mitochondrial electron carrier and cogniti... [Research Only · Cognitive & Nootropic]
- [MGF (Mechano Growth Factor)](https://www.peptide-wiki.net/peptides/mgf) (Mechano Growth Factor, IGF-1Ec): A splice variant of IGF-1 released in muscle fibers in response to mechanical damage. Activates muscle satellite cells t... [Research Only · Body Composition]
- [MK-677 (Ibutamoren)](https://www.peptide-wiki.net/peptides/mk-677) (Ibutamoren, MK677): A non-peptide, orally active growth hormone secretagogue that mimics ghrelin, significantly elevating GH and IGF-1 level... [Research Only · Body Composition]
- [MOTS-C](https://www.peptide-wiki.net/peptides/mots-c) (Mitochondrial Open Reading Frame of the 12S rRNA-c): A mitochondria-derived peptide that acts as a metabolic regulator, improving insulin sensitivity, exercise capacity, and... [Research Only · Weight Management]
- [NAD+ (Nicotinamide Adenine Dinucleotide)](https://www.peptide-wiki.net/peptides/nad-plus) (NAD+, NAD): A coenzyme found in all living cells, essential for cellular energy production, DNA repair, and sirtuin activation. NAD+... [Research Only · Anti-Aging & Longevity]
- [NMN (Nicotinamide Mononucleotide)](https://www.peptide-wiki.net/peptides/nmn) (NMN, Nicotinamide mononucleotide): A direct precursor to NAD+ that is more bioavailable than NAD+ itself. NMN is converted to NAD+ via the NMN/NR pathway i... [Research Only · Anti-Aging & Longevity]
- [Noopept](https://www.peptide-wiki.net/peptides/noopept) (GVS-111, Omberacetam): A synthetic dipeptide nootropic approximately 1000x more potent than piracetam. Stimulates BDNF and NGF expression with ... [Research Only · Cognitive & Nootropic]
- [Orforglipron](https://www.peptide-wiki.net/peptides/orforglipron) (LY3502970, Oral GLP-1 agonist): The first truly oral (tablet) GLP-1 receptor agonist that is a small molecule — not a peptide requiring oral protection ... [In Clinical Trials · Weight Management]
- [Ovagen](https://www.peptide-wiki.net/peptides/ovagen) (Ovarian peptide bioregulator, Female gonadal bioregulator): A peptide bioregulator targeting ovarian tissue from the Khavinson series. Studied for female reproductive aging, premat... [Research Only · Sexual Health]
- [Oxytocin](https://www.peptide-wiki.net/peptides/oxytocin) (Love hormone, Trust hormone): A 9-amino acid neuropeptide produced in the hypothalamus that plays a central role in social bonding, trust, reproductio... [Research Only · Sexual Health]
- [P21 Peptide](https://www.peptide-wiki.net/peptides/p21-peptide) (P021, CNTF(63-82)aa): A synthetic peptide derived from ciliary neurotrophic factor (CNTF) that increases BDNF production, enhances neuroplasti... [Research Only · Cognitive & Nootropic]
- [Pancragen](https://www.peptide-wiki.net/peptides/pancragen) (Pancreatic peptide bioregulator, BioPancreas): A synthetic pancreatic peptide bioregulator targeting pancreatic islet cell function. Normalizes insulin secretion, impr... [Research Only · Weight Management]
- [PE-22-28](https://www.peptide-wiki.net/peptides/pe-22-28) (Spadin derivative, GVSWGLR): A synthetic heptapeptide derived from the prosegment of sortilin that acts as a selective TREK-1 potassium channel antag... [Research Only · Cognitive & Nootropic]
- [PEG-MGF](https://www.peptide-wiki.net/peptides/peg-mgf) (PEGylated Mechano Growth Factor, PEG MGF): The PEGylated (polyethylene glycol-conjugated) form of Mechano Growth Factor (MGF), extending its extremely short native... [Research Only · Body Composition]
- [Pinealon](https://www.peptide-wiki.net/peptides/pinealon) (EDR tetrapeptide, Glu-Asp-Arg): A synthetic tripeptide (Glu-Asp-Arg) from the Khavinson peptide bioregulator series targeting the brain and pineal gland... [Research Only · Cognitive & Nootropic]
- [PNC-27](https://www.peptide-wiki.net/peptides/pnc-27) (PNC27, p53-penetratin chimera): A chimeric anticancer peptide fusing a p53 MDM-2 binding domain with a penetratin membrane-translocation region. Selecti... [Research Only · Experimental]
- [PT-141](https://www.peptide-wiki.net/peptides/pt-141) (Bremelanotide, PT141): An FDA-approved melanocortin agonist for hypoactive sexual desire disorder (HSDD) in premenopausal women. Acts centrally... [FDA Approved · Sexual Health]
- [Retatrutide](https://www.peptide-wiki.net/peptides/retatrutide) (LY3437943): An emerging triple agonist targeting GLP-1, GIP, and glucagon receptors simultaneously. Phase 3 clinical trials show unp... [In Clinical Trials · Weight Management]
- [Selank](https://www.peptide-wiki.net/peptides/selank) (N-Acetyl Selank, Tuftsin Analog): A synthetic heptapeptide derived from tuftsin that exhibits anxiolytic, nootropic, and immunomodulatory effects. Conside... [Prescription · Cognitive & Nootropic]
- [Selank N-Acetyl (NA-Selank Amidate)](https://www.peptide-wiki.net/peptides/na-selank-amidate) (N-Acetyl Selank Amidate, NA-Selank): An enhanced form of Selank with N-acetyl and C-terminal amide modifications that increase potency and stability. Approxi... [Research Only · Cognitive & Nootropic]
- [Semaglutide](https://www.peptide-wiki.net/peptides/semaglutide) (Ozempic, Wegovy): An FDA-approved GLP-1 receptor agonist that produces significant weight loss (average 14.9% body weight in clinical tria... [FDA Approved · Weight Management]
- [Semax](https://www.peptide-wiki.net/peptides/semax) (N-Acetyl Semax, MEHFPGP): A synthetic heptapeptide derived from ACTH 4-7 that significantly boosts BDNF levels. Widely used in Russia for cognitiv... [Prescription · Cognitive & Nootropic]
- [Semax N-Acetyl (NA-Semax Amidate)](https://www.peptide-wiki.net/peptides/na-semax-amidate) (N-Acetyl Semax Amidate, NA-Semax): A modified form of Semax with both N-terminal acetylation and C-terminal amidation, making it 2-3x more potent than stan... [Research Only · Cognitive & Nootropic]
- [Sermorelin](https://www.peptide-wiki.net/peptides/sermorelin) (GRF 1-29 NH2, GHRH 1-29): A 29-amino acid synthetic analog of endogenous GHRH that stimulates natural GH production. Clinically used for GH defici... [Prescription · Body Composition]
- [SLU-PP-332](https://www.peptide-wiki.net/peptides/slu-pp-332) (SLU PP 332, ERR agonist): A pan-agonist of all three estrogen-related receptors (ERRα, ERRβ, ERRγ) that activates the same genetic programs trigge... [Research Only · Weight Management]
- [SNAP-8](https://www.peptide-wiki.net/peptides/snap-8) (Acetyl Glutamyl Heptapeptide-1, Acetyl Octapeptide-3): A synthetic octapeptide designed to mimic the N-terminal end of the SNAP-25 protein, competing with its binding site in ... [Research Only · Anti-Aging & Longevity]
- [SS-31 (Elamipretide)](https://www.peptide-wiki.net/peptides/ss-31) (Elamipretide, MTP-131): A mitochondria-targeted tetrapeptide that localizes to the inner mitochondrial membrane, reduces oxidative stress, and r... [In Clinical Trials · Anti-Aging & Longevity]
- [Survodutide](https://www.peptide-wiki.net/peptides/survodutide) (Peptide-SU, BI 456906): A dual GLP-1 and glucagon receptor agonist developed by Boehringer Ingelheim. Phase 2b trials showed superior weight los... [In Clinical Trials · Weight Management]
- [Svetinorm](https://www.peptide-wiki.net/peptides/svetinorm) (BioLiver, Liver peptide bioregulator): A liver-targeting tetrapeptide bioregulator. Normalizes hepatocyte function, reduces liver fibrosis, improves bile acid ... [Research Only · Healing & Recovery]
- [TB-500](https://www.peptide-wiki.net/peptides/tb-500) (Thymosin Beta-4, Thymosin Beta4): A synthetic version of Thymosin Beta-4, a naturally occurring protein present in nearly all human cells. Promotes cellul... [Research Only · Healing & Recovery]
- [Tesamorelin](https://www.peptide-wiki.net/peptides/tesamorelin) (Egrifta, TH9507): An FDA-approved synthetic GHRH analog originally developed to treat HIV-associated lipodystrophy. Highly effective at re... [FDA Approved · Body Composition]
- [Tesofensine](https://www.peptide-wiki.net/peptides/tesofensine) (NS2330, Tesofensine HCl): A serotonin-noradrenaline-dopamine reuptake inhibitor (SNDRI) originally developed for Parkinson and Alzheimer disease. ... [Research Only · Weight Management]
- [Testagen](https://www.peptide-wiki.net/peptides/testagen) (Testes peptide bioregulator, LKEK tetrapeptide): A tetrapeptide (Lys-Glu-Asp-Glu estimated) testes-targeting bioregulator from the Khavinson series. Normalizes Leydig ce... [Research Only · Sexual Health]
- [Thymalin](https://www.peptide-wiki.net/peptides/thymalin) (Thymus polypeptide complex, Thymarin): A polypeptide complex extracted from calf thymus gland that broadly modulates immune function. Distinct from Thymosin Al... [Research Only · Immune Support]
- [Thymosin Alpha-1](https://www.peptide-wiki.net/peptides/thymosin-alpha-1) (Tα1, Thymalfasin): A 28-amino acid peptide naturally produced by the thymus gland that modulates both innate and adaptive immunity. Approve... [Prescription · Immune Support]
- [Thymosin Beta-4 Fragment (TB-4 Frag)](https://www.peptide-wiki.net/peptides/tb4-fragment) (TB4 Fragment, Thymosin Beta-4 Fragment): A synthetic 4-amino acid fragment (Ac-SDKP) derived from the N-terminus of Thymosin Beta-4. This specific fragment is re... [Research Only · Healing & Recovery]
- [Thymulin](https://www.peptide-wiki.net/peptides/thymulin) (FTS, Serum Thymic Factor): The only true thymic hormone (not a thymosin). A zinc-dependent nonapeptide naturally produced by thymic epithelial cell... [Research Only · Immune Support]
- [Thyreogen](https://www.peptide-wiki.net/peptides/thyreogen) (Thyroid peptide bioregulator, Thyroid tetrapeptide): A thyroid-targeting tetrapeptide bioregulator from the Khavinson series. Normalizes thyroid cell function, thyroid hormo... [Research Only · Anti-Aging & Longevity]
- [Tirzepatide](https://www.peptide-wiki.net/peptides/tirzepatide) (Mounjaro, Zepbound): A dual GLP-1 and GIP receptor agonist representing the next generation of metabolic peptides. Achieves greater weight lo... [FDA Approved · Weight Management]
- [Ventfort](https://www.peptide-wiki.net/peptides/ventfort) (Vascular wall peptide bioregulator, Blood vessel bioregulator): A peptide bioregulator targeting blood vessel walls from the Khavinson series. Normalizes vascular endothelial cell func... [Research Only · Anti-Aging & Longevity]
- [Vesugen](https://www.peptide-wiki.net/peptides/vesugen) (Lys-Glu-Asp, Vascular Peptide): A synthetic tripeptide from the Khavinson bioregulator series designed to support vascular health and blood vessel integ... [Research Only · Anti-Aging & Longevity]
- [Vilon](https://www.peptide-wiki.net/peptides/vilon) (Lys-Glu, Vilon dipeptide): A synthetic dipeptide from the Khavinson bioregulator series. Primarily acts as a thymus and immune regulator with demon... [Research Only · Anti-Aging & Longevity]
- [VIP (Vasoactive Intestinal Peptide)](https://www.peptide-wiki.net/peptides/vip) (Vasoactive Intestinal Peptide, VIP neuropeptide): A 28-amino acid neuropeptide naturally found throughout the nervous system and gastrointestinal tract. Acts as a potent ... [Research Only · Healing & Recovery]
- [Visoluten](https://www.peptide-wiki.net/peptides/visoluten) (BioRetina, Retinal peptide bioregulator): A retina-targeting peptide bioregulator. One of the most unique organ bioregulators, targeting retinal photoreceptor cel... [Research Only · Anti-Aging & Longevity]

---

## Data Sources & Methodology

All peptide data on PeptideWiki is sourced from:
- PubMed / NCBI (peer-reviewed research)
- ClinicalTrials.gov (trial registry data)
- FDA drug labels and NDA documents (for approved compounds)
- PubChem (molecular structure and chemical data)
- Khavinson Institute publications (for bioregulator series)

Research status classifications: FDA Approved = approved drug with NDA; Prescription = requires physician prescription; Clinical Trials = active/completed human trials registered on ClinicalTrials.gov; Research Only = preclinical / animal model data only.

---

## About PeptideWiki

PeptideWiki is an independent research database. We maintain affiliate relationships with verified peptide vendors which helps fund the database. Clinical data, research status, and dosage information are independent of commercial relationships. All content is for research and educational purposes only.

Website: https://www.peptide-wiki.net
Sitemap: https://www.peptide-wiki.net/sitemap.xml
API: https://www.peptide-wiki.net/api/peptides