Compounds & Supplements

Peptides Database

Research and therapeutic peptides — healing and recovery compounds, growth-hormone secretagogues, GLP-1 metabolic drugs, longevity and cosmetic peptides. Filter by function (what it targets), then narrow by class and action. Many of these are unapproved research compounds or prescription-only medicines rather than dietary supplements — each monograph states its status. Informational only; not medical advice.

All Peptides 54 peptides

Every peptide in the database, listed alphabetically. Pick a function above to focus on a use — healing, growth hormone, fat loss, longevity, cognition and more.

Synthetic

Peptide

AOD-9604

AOD-9604 is a synthetic growth-hormone fragment analog developed as an anti-obesity drug; human trials showed only modest, ultimately negative results and it is not an approved drug or supplement.

Nootropic
Synthetic

Peptide

ARA-290 (Cibinetide)

ARA-290 (cibinetide) is an 11-amino-acid erythropoietin-derived peptide studied in early trials for small-fibre neuropathy and inflammation; it is an investigational drug, not an approved supplement.

NootropicNeuroprotectant
Synthetic

Peptide

Argireline (Acetyl Hexapeptide-8)

Argireline (acetyl hexapeptide-8) is a topical cosmetic peptide marketed as a "Botox-like" anti-wrinkle ingredient; evidence is limited and largely industry-sourced.

Nootropic
Synthetic

Peptide

BPC-157

BPC-157 is a synthetic 15-amino-acid research peptide studied mainly in animals for gut, tendon, and injury repair; it is not an approved drug or dietary supplement.

Nootropic
Synthetic

Peptide

Cagrilintide

Cagrilintide is an investigational long-acting amylin analog studied for weight loss, usually combined with semaglutide (CagriSema); not an approved drug.

Nootropic
Synthetic

Peptide

Cerebrolysin

Cerebrolysin is a porcine-brain-derived mixture of peptides and amino acids given by injection for stroke and dementia; a prescription drug in parts of Europe/Asia, not approved in the US.

NootropicNeuroprotectant
Synthetic

Peptide

CJC-1295 (no DAC / Mod GRF 1-29)

CJC-1295 without DAC (Mod GRF 1-29), a short-acting modified GHRH(1-29) analog used as a research peptide to drive pulsatile GH release.

Nootropic
Synthetic

Peptide

CJC-1295 DAC

CJC-1295 DAC, a long-acting GHRH(1-29) analog that binds albumin to sustain elevated growth hormone and IGF-1 for days after a single dose.

Nootropic
Synthetic

Peptide

Dihexa

Dihexa (PNB-0408) is a synthetic angiotensin IV-derived research peptide studied in animals for potent synaptogenesis via HGF/c-Met; it is not an approved drug or supplement and has no human trials.

NootropicNeuroprotectant
Synthetic

Peptide

DSIP

DSIP (delta sleep-inducing peptide) is a naturally occurring nonapeptide historically studied for sleep regulation; its role is poorly characterised and it is not an approved drug or supplement.

Nootropic
Synthetic

Peptide

Epitalon (Epithalon)

Epitalon (Ala-Glu-Asp-Gly) is a synthetic pineal tetrapeptide studied for telomerase activation and aging. A research peptide, not an approved supplement.

Nootropic
Synthetic

Peptide

FGL(L)

FGL (FGLL) is a synthetic NCAM-derived research peptide studied in animals for memory and neuroprotection; an early human safety study exists, but it is not an approved drug or supplement.

NootropicNeuroprotectant
Synthetic

Peptide

Follistatin (FST-344)

Follistatin is a myostatin-inhibiting protein studied experimentally for muscle growth; it is not an approved drug or dietary supplement.

Nootropic
Synthetic

Peptide

FOXO4-DRI

FOXO4-DRI is a synthetic senolytic peptide that disrupts the FOXO4–p53 interaction to trigger apoptosis in senescent cells. A research peptide, studied in mice.

Nootropic
Synthetic

Peptide

GHK-Cu (copper peptide)

GHK-Cu is a naturally occurring copper-binding tripeptide studied for skin repair, collagen synthesis and wound healing, mostly used topically in cosmetics.

Nootropic
Synthetic

Peptide

GHRP-2

GHRP-2 is a synthetic growth-hormone-releasing hexapeptide (a ghrelin-receptor agonist) used in research; it is not an approved drug or dietary supplement.

Nootropic
Synthetic

Peptide

GHRP-6

GHRP-6 is a synthetic growth-hormone-releasing hexapeptide and ghrelin-receptor agonist that strongly stimulates hunger; it is not an approved drug or dietary supplement.

Nootropic
Synthetic

Peptide

Gonadorelin (GnRH)

Gonadorelin is synthetic gonadotropin-releasing hormone (GnRH), a prescription decapeptide that stimulates the pituitary to release LH and FSH — used clinically for HPG-axis testing and pulsatile fertility therapy, and off-label as a TRT adjunct.

Nootropic
Synthetic

Peptide

Hexarelin

Hexarelin is a synthetic growth-hormone-releasing hexapeptide (ghrelin-receptor agonist) with potent acute GH release and studied cardiac effects; it is not an approved drug or supplement.

Nootropic
Synthetic

Peptide

HGH Fragment 176-191

HGH Fragment 176-191 is a synthetic C-terminal fragment of growth hormone marketed as a fat-loss research peptide; it has no human efficacy trials and is not an approved drug or supplement.

Nootropic
Synthetic

Peptide

Humanin

Humanin is a 24-amino-acid mitochondrial-derived peptide studied for cytoprotection and neuroprotection, largely in cell and animal models.

NootropicNeuroprotectant
Synthetic

Peptide

IGF-1 DES

IGF-1 DES (des(1-3)IGF-1) is a truncated, more potent analog of insulin-like growth factor 1 misused for localized muscle growth; it has no human trials and is not an approved drug or supplement.

Nootropic
Synthetic

Peptide

IGF-1 LR3

IGF-1 LR3 (Long R3 IGF-1) is a long-acting synthetic analog of insulin-like growth factor 1 used as a research reagent and misused for muscle growth; it is not an approved drug or supplement.

Nootropic
Synthetic

Peptide

Ipamorelin

Ipamorelin, a selective pentapeptide growth-hormone secretagogue (ghrelin-receptor agonist) studied for GH release without raising cortisol or prolactin.

Nootropic
Synthetic

Peptide

Kisspeptin-10

Kisspeptin-10 is a research neuropeptide that stimulates GnRH release and drives LH secretion; studied in human reproductive endocrinology, not an approved supplement.

Nootropic
Synthetic

Peptide

KPV

KPV is a lysine-proline-valine tripeptide from α-MSH studied preclinically for gut and skin inflammation; it is a research peptide, not an approved supplement.

Nootropic
Synthetic

Peptide

Larazotide

Larazotide (larazotide acetate) is an eight-amino-acid tight-junction-regulating peptide trialled in celiac disease; investigational, not an approved supplement or drug.

Nootropic
Synthetic

Peptide

Liraglutide (Saxenda / Victoza)

Liraglutide is a prescription GLP-1 receptor agonist approved for type 2 diabetes and chronic weight management; it is not a dietary supplement.

Nootropic
Synthetic

Peptide

LL-37

LL-37 is the only human cathelicidin antimicrobial peptide, a component of innate immunity studied for antimicrobial and wound-healing effects; not an approved supplement.

Nootropic
Synthetic

Peptide

Matrixyl (Palmitoyl Pentapeptide-4)

Matrixyl (palmitoyl pentapeptide-4, pal-KTTKS) is a topical cosmetic peptide marketed to stimulate collagen and reduce fine lines; some peer-reviewed but industry-linked data exist.

Nootropic
Synthetic

Peptide

Melanotan I (Afamelanotide)

Melanotan I (afamelanotide, brand Scenesse) is an alpha-MSH analogue melanocortin agonist, FDA- and EMA-approved as an implant to reduce phototoxicity in erythropoietic protoporphyria.

Nootropic
Caution Synthetic

Peptide

Melanotan II

Melanotan II is an unapproved synthetic melanocortin-agonist peptide sold on the grey market as an injectable tanning and libido aid, with documented safety concerns.

Nootropic
Synthetic

Synthetic

MK-677 (Ibutamoren)

MK-677 (ibutamoren) is an orally active, non-peptide ghrelin-receptor agonist that raises growth hormone and IGF-1; it is an investigational drug, not an approved supplement.

Nootropic
Synthetic

Peptide

MOTS-c

MOTS-c is a 16-amino-acid mitochondrial-derived peptide studied for metabolism, insulin sensitivity, and mitochondrial signalling — mostly in animals.

Nootropic
Synthetic

Peptide

N-Acetyl Selank Amidate

N-Acetyl Selank Amidate is a chemically stabilized analog of the Russian anxiolytic peptide Selank, sold for research use with essentially no independent human evidence.

NootropicAnxiolytic
Synthetic

Peptide

N-Acetyl Semax Amidate

N-Acetyl Semax Amidate is a chemically stabilized analog of the Russian nootropic peptide Semax, sold for research use with essentially no independent human evidence.

Nootropic
Synthetic

Peptide

P21

P21 (P021) is a synthetic CNTF-derived research peptide studied in rodents for neurogenesis and cognitive rescue in Alzheimer's models; it is not an approved drug or supplement and has no human trials.

NootropicNeuroprotectant
Synthetic

Peptide

PEG-MGF

PEG-MGF is a pegylated form of the Mechano Growth Factor (IGF-1Ec) E-peptide marketed for muscle repair and growth; it has no human trials and is not an approved drug or supplement.

Nootropic
Synthetic

Peptide

PT-141 (Bremelanotide)

PT-141 (bremelanotide, brand Vyleesi) is a melanocortin-receptor agonist peptide, FDA-approved as an on-demand injection for hypoactive sexual desire disorder in premenopausal women.

Nootropic
Synthetic

Peptide

Retatrutide

Retatrutide is an investigational triple GLP-1/GIP/glucagon receptor agonist in trials for obesity; it is not an approved drug or dietary supplement.

Nootropic
Synthetic

Peptide

Selank

Selank is a synthetic tuftsin-analog peptide developed in Russia as an anxiolytic nootropic; most human evidence is Russian and hard to verify.

NootropicAnxiolytic
Synthetic

Peptide

Semaglutide (Ozempic / Wegovy)

Semaglutide is a prescription GLP-1 receptor agonist approved for type 2 diabetes and chronic weight management; it is not a dietary supplement.

Nootropic
Synthetic

Peptide

Semax

Semax is a synthetic heptapeptide analog of ACTH(4-10), used in Russia as a nootropic and neuroprotective drug; most human evidence is Russian and hard to verify.

NootropicNeuroprotectant
Synthetic

Peptide

Sermorelin

Sermorelin (GHRH 1-29), the shortest fully active fragment of GHRH, once FDA-approved for growth-hormone-deficiency diagnosis and now compounded off-label.

Nootropic
Synthetic

Peptide

SNAP-8 (Acetyl Octapeptide-3)

SNAP-8 (acetyl octapeptide-3) is a topical cosmetic peptide marketed as a "Botox-like" anti-wrinkle ingredient; efficacy claims rest largely on manufacturer data.

Nootropic
Synthetic

Peptide

SS-31 (Elamipretide)

SS-31 (elamipretide) is a mitochondria-targeted tetrapeptide that binds cardiolipin on the inner mitochondrial membrane. An investigational drug tested in human trials.

NootropicAntioxidant
Synthetic

Peptide

Survodutide

Survodutide is an investigational once-weekly GLP-1/glucagon dual receptor agonist peptide being trialled for obesity and MASH (fatty liver disease).

Nootropic
Synthetic

Peptide

TB-500 (Thymosin β4 fragment)

TB-500 is a synthetic fragment related to thymosin β4, used experimentally for recovery and tissue repair; it is an unapproved research peptide with no direct human trials.

Nootropic
Synthetic

Peptide

Tesamorelin

Tesamorelin is an FDA-approved GHRH analogue that reduces visceral fat in HIV-associated lipodystrophy; it is a prescription drug, not a dietary supplement.

Nootropic
Synthetic

Peptide

Thymalin

Thymalin is a thymus-derived peptide bioregulator studied mainly by Russian researchers for immune restoration and ageing; it is a research/prescription peptide (mostly ex-US), not an approved dietary supplement.

Nootropic
Synthetic

Peptide

Thymosin Alpha-1 (Thymalfasin)

Thymosin alpha-1 (thymalfasin) is a 28-amino-acid thymic peptide approved in 30+ countries as an immunomodulator for chronic hepatitis B and as an adjuvant; a prescription drug, not a dietary supplement.

Nootropic
Synthetic

Peptide

Thymosin Beta-4 (full)

Thymosin β4 is a naturally occurring actin-binding regulatory peptide studied for wound healing; a synthetic version reached human trials but it is not an approved supplement.

Nootropic
Synthetic

Peptide

Tirzepatide (Mounjaro / Zepbound)

Tirzepatide is a prescription GLP-1/GIP dual-agonist approved for type 2 diabetes and chronic weight management; it is not a dietary supplement.

Nootropic
Synthetic

Peptide

VIP (vasoactive intestinal peptide)

Vasoactive intestinal peptide, a 28-amino-acid signalling neuropeptide studied as an inhaled anti-inflammatory and used off-label in CIRS protocols.

Nootropic