Peptides Reference

Adipotide

adipotide

metabolic peptide

Adipotide is an investigational peptidomimetic designed to home to white-fat vasculature and trigger apoptosis in adipose blood vessels.

fat-loss|metabolism|obesity-research

Adipotide links an adipose-vasculature homing sequence to a pro-apoptotic motif.

Preclinical | Not Approved

advanced-metabolic-stack|metabolic-stack

fat-loss|metabolism|obesity-research

adipotide-vs-aod9604|retatrutide-vs-tirzepatide

/images/adipotide.jpg

published

AOD-9604

aod9604

metabolic peptide

AOD-9604 is a synthetic fragment of human growth hormone developed to explore lipolytic and anti-obesity effects without the full endocrine profile of native growth hormone.

fat-loss|metabolism|body-recomposition

It is derived from the C-terminal region of hGH and is proposed to influence lipolysis and inhibit lipogenesis, with less impact on IGF-1 signaling than full-length growth hormone.

Early Clinical | Not Approved

metabolic-stack|recomposition-stack

fat-loss|metabolism|body-recomposition

motsc-vs-aod9604|aod-9604-vs-semaglutide|hghfrag-vs-aod9604|adipotide-vs-aod9604

/images/aod-9604.jpg

published

BPC-157

bpc157

healing peptide

BPC-157 is a synthetic gastric pentadecapeptide widely discussed in soft-tissue healing circles.

recovery|healing|injury-repair

Proposed mechanisms include angiogenesis-related signaling, nitric-oxide pathway modulation, fibroblast migration, and cytoskeletal repair signaling.

Preclinical | Not Approved

wolverine-stack|recovery-plus-stack|ghk-cu-tb500-bpc157

recovery|healing|injury-repair|athletic-recovery

bpc-157-vs-tb-500|bpc-157-vs-prp

/images/bpc157.jpg

published

BPC/TB500 (10/10mg)

bpctb5001010

recovery peptide blend

BPC/TB500 (10/10mg) is a combination format that pairs two of the most common recovery-oriented peptides in the gray-market landscape.

recovery|healing|athletic-recovery

The blend concept aims to combine BPC-157’s healing and vascular-repair signaling with TB-500’s cell migration, cytoskeletal, and angiogenesis-related biology.

Preclinical | Not Approved

wolverine-stack|recovery-plus-stack

recovery|healing|injury-repair|athletic-recovery

bpc-157-vs-tb-500

/images/bpc-tb500-10-10.jpg

published

BPC/TB500 (5/5mg)

bpctb50055

recovery peptide blend

BPC/TB500 (5/5mg) is a lower-dose blend that combines BPC-157 with TB-500 for recovery-oriented protocols.

recovery|healing|athletic-recovery

The combination is intended to pair BPC-157’s vascular-repair and fibroblast-signaling hypotheses with TB-500’s cell-migration and tissue-remodeling effects.

Preclinical | Not Approved

wolverine-stack|recovery-plus-stack

recovery|healing|injury-repair|athletic-recovery

bpc-157-vs-tb-500

/images/bpc-tb500-5-5.jpg

published

CJC-1295 / Ipamorelin

cjc1295ipamorelin

gh-axis peptide protocol

CJC-1295 / Ipamorelin is a popular growth-hormone-axis protocol that combines a long-acting GHRH analog with a selective ghrelin-receptor agonist.

hormone-optimization|muscle-growth|performance

CJC-1295 aims to stimulate GHRH receptor signaling at the pituitary, while ipamorelin acts at the ghrelin receptor to augment pulsatile GH secretion.

Clinical | Compounded/Off-label Context

apex-stack|performance-stack|gh-optimization-stack

hormone-optimization|muscle-growth|performance

cjc-1295-vs-ipamorelin|ipamorelin-vs-sermorelin

/images/cjc-1295-ipamorelin.jpg

published

DSIP

dsip

sleep peptide

DSIP, or delta sleep-inducing peptide, is one of the older neuropeptides in the sleep-optimization world.

sleep|brain-health|stress

DSIP has been proposed to interact with sleep architecture, circadian regulation, and stress-response pathways, but its exact physiologic role remains controversial.

Preclinical | Not Approved

neuro-reset-stack

sleep|brain-health|stress

selank-vs-dsip

/images/dsip.jpg

published

Epithalon

epithalon

longevity peptide

Epithalon is a synthetic tetrapeptide discussed in longevity circles for its proposed effects on telomerase and cellular aging.

longevity|aging|cellular-repair

The core hypothesis is that epithalon influences telomerase activity and downstream markers of cellular senescence.

Preclinical | Not Approved

longevity-stack|glo-stack

longevity|aging|cellular-repair

epithalon-vs-nad

/images/epithalon.jpg

published

GHK-Cu

ghkcu

regenerative peptide

GHK-Cu is a copper-binding peptide best known for its association with dermal repair, collagen signaling, and skin-health applications.

skin-health|healing|cellular-repair

Its proposed actions include support of collagen synthesis, extracellular-matrix remodeling, and wound-healing signaling.

Early Clinical | Compounded/Off-label Context

glo-stack|skin-repair-stack|ghk-cu-tb500-bpc157

skin-health|healing|cellular-repair

ghk-cu-vs-collagen

/images/ghk-cu.jpg

published

GHK-Cu / TB500 / BPC-157

ghkcutb500bpc157

regenerative peptide blend

GHK-Cu / TB500 / BPC-157 is a triple blend that merges a copper peptide with two of the most commonly discussed recovery peptides.

skin-health|recovery|cellular-repair

The blend attempts to unite collagen and extracellular-matrix biology from GHK-Cu with angiogenesis, fibroblast, and cell-migration hypotheses associated with BPC-157 and TB-500.

Preclinical | Not Approved

glo-stack|wolverine-stack|skin-repair-stack

skin-health|recovery|healing|cellular-repair

bpc-157-vs-tb-500|ghk-cu-vs-collagen

/images/ghk-cu-tb500-bpc157.jpg

published

Hexarelin

hexarelin

gh-secretagogue

Hexarelin is a growth-hormone secretagogue from the GHRP family with a long history in endocrine research.

hormone-optimization|performance|muscle-growth

Hexarelin acts through the ghrelin receptor pathway to stimulate GH secretion.

Clinical | Compounded/Off-label Context

gh-optimization-stack|apex-stack

hormone-optimization|performance|muscle-growth

hexarelin-vs-ipamorelin|ipamorelin-vs-sermorelin

/images/hexarelin.jpg

published

HGH Frag 176-191

hghfrag176191

hgh fragment peptide

HGH Frag 176-191 is a growth-hormone fragment discussed for body-fat and lipolysis applications.

fat-loss|metabolism|body-recomposition

The fragment is proposed to influence lipolysis and adipose metabolism without reproducing the full anabolic, glycemic, and IGF-1-mediated physiology of somatropin.

Preclinical | Not Approved

recomposition-stack|metabolic-stack

fat-loss|metabolism|body-recomposition

hghfrag-vs-aod9604|igf-lr3-vs-hgh

/images/hgh-frag-176-191.jpg

published

IGF-LR3

igflr3

anabolic peptide

IGF-LR3 is a long-acting analog associated with insulin-like growth factor signaling and discussed in muscle-growth and body-recomposition settings.

muscle-growth|body-recomposition|performance

It is intended to engage IGF-1 receptor signaling, promoting anabolic and metabolic effects relevant to protein synthesis, muscle growth, and tissue adaptation.

Early Clinical | Compounded/Off-label Context

recomposition-stack|performance-stack

muscle-growth|body-recomposition|performance

igf-lr3-vs-hgh

/images/igf-lr3.jpg

published

Ipamorelin

ipamorelin

gh-secretagogue

Ipamorelin is one of the best-known selective GH secretagogues in the peptide space.

hormone-optimization|muscle-growth|performance

It acts at the ghrelin receptor to stimulate pulsatile GH release.

Clinical | Compounded/Off-label Context

apex-stack|performance-stack|gh-optimization-stack

hormone-optimization|muscle-growth|performance

ipamorelin-vs-sermorelin|cjc-1295-vs-ipamorelin|hexarelin-vs-ipamorelin

/images/ipamorelin.jpg

published

KPV

kpv

anti-inflammatory peptide

KPV is a tripeptide fragment associated with melanocortin biology and increasingly discussed for inflammation and gut-health applications.

inflammation|gut-health|healing

KPV is proposed to modulate inflammatory signaling, including NF-kB-related pathways, and to reduce mucosal injury in inflammatory models.

Preclinical | Not Approved

inflammation-stack|skin-repair-stack

inflammation|gut-health|healing

kpv-vs-ll37

/images/kpv.jpg

published

LL-37

ll37

immune peptide

LL-37 is a human antimicrobial peptide with a legitimate role in innate immunity and host defense.

immune-support|inflammation|healing

LL-37 disrupts microbial membranes and also participates in immune signaling, inflammation, and tissue-repair responses.

Early Clinical | Compounded/Off-label Context

immunity-stack|inflammation-stack

immune-support|inflammation|healing

ll37-vs-thymosin|kpv-vs-ll37

/images/ll-37.jpg

published

MOTS-C

motsc

mitochondrial peptide

MOTS-C is a mitochondrial-derived peptide that has become one of the most scientifically interesting compounds in metabolic optimization.

metabolism|energy|longevity

Proposed mechanisms include AMPK-related signaling, mitochondrial stress adaptation, and broader regulation of metabolic homeostasis.

Preclinical | Not Approved

metabolic-stack|longevity-stack|performance-stack

metabolism|energy|longevity|performance

motsc-vs-aod9604

/images/mots-c.jpg

published

NAD+

nadplus

metabolic cofactor

NAD+ is not a peptide, but it belongs in advanced metabolic and longevity discussions because of its central role in mitochondrial function, redox biology, and cellular stress responses.

longevity|energy|mitochondrial-health

NAD+ supports core redox reactions, mitochondrial energy production, and sirtuin-associated stress-response pathways.

Clinical | Compounded/Off-label Context

longevity-stack

longevity|energy|mitochondrial-health|cellular-repair

nad-vs-peptides|epithalon-vs-nad

/images/nad-plus.jpg

published

Oxytocin

oxytocin

neuropeptide hormone

Oxytocin is a hypothalamic neuropeptide hormone with well-established roles in bonding, parturition, and social signaling.

brain-health|stress|libido

Oxytocin acts through oxytocin receptors in the brain and peripheral tissues, influencing social salience, bonding, emotional processing, and reproductive biology.

Clinical | FDA Approved

libido-stack

brain-health|stress|libido

oxytocin-vs-pt141

/images/oxytocin.jpg

published

PT-141

pt141

sexual-health peptide

PT-141, also known as bremelanotide, is one of the few peptides in this database with a modern FDA-approved drug analog and a clear clinical identity.

libido|sexual-health|brain-health

It acts as a melanocortin receptor agonist, influencing central pathways involved in sexual desire and arousal rather than acting through vasodilation like PDE5 inhibitors.

Approved Drug Level | FDA Approved

libido-stack

libido|sexual-health

pt141-vs-viagra|oxytocin-vs-pt141

/images/pt-141.jpg

published

Retatrutide

retatrutide

triple incretin agonist

Retatrutide is a next-generation obesity drug candidate built around GLP-1, GIP, and glucagon receptor agonism.

fat-loss|metabolism|obesity-research

It combines incretin signaling with glucagon-pathway activation, aiming to enhance appetite suppression, metabolic regulation, and energy expenditure.

Late Clinical | Investigational

advanced-metabolic-stack

fat-loss|metabolism|obesity-research

retatrutide-vs-tirzepatide|semaglutide-vs-tirzepatide

/images/retatrutide.jpg

published

Selank

selank

neuroactive peptide

Selank is a synthetic peptide analog linked to anxiolytic and neurobehavioral research.

stress|brain-health|cognitive-function

Proposed mechanisms include modulation of GABAergic tone, serotonin-related pathways, stress-response systems, and gene expression related to neurotransmission.

Preclinical | Not Approved

cognitive-stack|neuro-reset-stack

stress|brain-health|cognitive-function

semax-vs-selank|selank-vs-dsip

/images/selank.jpg

published

Selank / Semax

selanksemax

neuroactive peptide blend

Selank / Semax is a nootropic-style combination designed to pair two of the most discussed neuroactive peptides in this category.

brain-health|stress|cognitive-function

The blend concept relies on complementary neurochemical hypotheses: semax for BDNF-related and neuroprotective effects, and selank for GABA-, serotonin-, and stress-related modulation.

Preclinical | Not Approved

cognitive-stack|neuro-reset-stack

brain-health|stress|cognitive-function

semax-vs-selank|selank-vs-dsip

/images/selank-semax.jpg

published

Semaglutide

semaglutide

glp-1 agonist

Semaglutide is a GLP-1 receptor agonist with a deep modern evidence base in obesity, diabetes, and cardiometabolic risk.

fat-loss|metabolism|cardiometabolic

Semaglutide mimics GLP-1 signaling to slow gastric emptying, reduce appetite, improve glucose regulation, and influence central satiety pathways.

Approved Drug Level | FDA Approved

metabolic-stack|advanced-metabolic-stack

fat-loss|metabolism|cardiometabolic|diabetes

semaglutide-vs-tirzepatide|aod-9604-vs-semaglutide

/images/semaglutide.jpg

published

Semax

semax

neuroactive peptide

Semax is a synthetic neuroactive peptide best known for its association with neuroprotection, neurotrophin signaling, and cognitive-performance research.

brain-health|cognitive-function|stress

Proposed mechanisms include BDNF-related signaling, neuroinflammation modulation, and support of neuronal survival under ischemic or stress conditions.

Preclinical | Not Approved

cognitive-stack|neuro-reset-stack

brain-health|cognitive-function|stress

semax-vs-selank

/images/semax.jpg

published

Sermorelin

sermorelin

ghrh analog

Sermorelin is a classic growth-hormone-releasing hormone analog used to stimulate endogenous GH secretion.

hormone-optimization|muscle-growth|body-recomposition

It activates the pituitary GHRH receptor to stimulate endogenous GH release.

Clinical | Compounded/Off-label Context

gh-optimization-stack|apex-stack

hormone-optimization|muscle-growth|body-recomposition

ipamorelin-vs-sermorelin|tesamorelin-vs-sermorelin

/images/sermorelin.jpg

published

Somatropin

somatropin

growth hormone

Somatropin is recombinant human growth hormone and represents the benchmark against which GH secretagogues and GH fragments are often compared.

hormone-optimization|body-recomposition|muscle-growth

Somatropin directly activates growth-hormone receptors, influencing IGF-1 production, body composition, metabolic regulation, and tissue growth pathways.

Approved Drug Level | FDA Approved

gh-optimization-stack

hormone-optimization|body-recomposition|muscle-growth

igf-lr3-vs-hgh

/images/somatropin.jpg

published

TB-500

tb500

healing peptide

TB-500 is generally discussed as a synthetic fragment or analog related to thymosin beta-4 biology and tissue-repair signaling.

recovery|healing|injury-repair

The scientific rationale centers on actin-binding and cytoskeletal regulation, cell migration, angiogenesis, and tissue remodeling.

Preclinical | Not Approved

wolverine-stack|recovery-plus-stack|ghk-cu-tb500-bpc157

recovery|healing|injury-repair|athletic-recovery

bpc-157-vs-tb-500

/images/tb-500.jpg

published

Tesamorelin

tesamorelin

ghrh analog

Tesamorelin is one of the strongest clinically supported GH-axis agents in this database.

fat-loss|hormone-optimization|body-recomposition

As a GHRH analog, tesamorelin stimulates endogenous GH release and increases IGF-1 exposure.

Approved Drug Level | FDA Approved

gh-optimization-stack|advanced-metabolic-stack

fat-loss|hormone-optimization|body-recomposition

tesamorelin-vs-sermorelin

/images/tesamorelin.jpg

published

Thymosin Alpha-1

thymosinalpha1

immune peptide

Thymosin alpha-1 is an immunomodulatory peptide with a deeper clinical and scientific literature than many peptides grouped into the wellness category.

immune-support|healing|host-defense

It is associated with T-cell activation, dendritic-cell function, and broader modulation of innate and adaptive immune signaling.

Clinical | Compounded/Off-label Context

immunity-stack

immune-support|healing|host-defense

ll37-vs-thymosin

/images/thymosin-alpha-1.jpg

published

Tirzepatide

tirzepatide

dual incretin agonist

Tirzepatide is a dual GIP/GLP-1 receptor agonist with one of the strongest modern evidence bases in obesity and diabetes medicine.

fat-loss|metabolism|diabetes

It activates both GIP and GLP-1 pathways to improve glycemic control, suppress appetite, reduce caloric intake, and meaningfully lower body weight.

Approved Drug Level | FDA Approved

advanced-metabolic-stack|metabolic-stack

fat-loss|metabolism|diabetes|cardiometabolic

semaglutide-vs-tirzepatide|retatrutide-vs-tirzepatide

/images/tirzepatide.jpg

published

MK-677

mk677

ghrelin receptor agonist

MK-677 is an oral ghrelin receptor agonist studied for GH and IGF-1 stimulation.

hormone-optimization|muscle-growth|sleep

Activates the ghrelin receptor to increase endogenous GH secretion and raise IGF-1.

Ibutamoren

Clinical | Not Approved

ghrelin-drive-stack|performance-stack|gh-optimization-stack

hormone-optimization|muscle-growth|sleep|longevity

mk-677-vs-ipamorelin|mk-677-vs-sermorelin

/images/mk-677.jpg

published

PE-22-28

pe2228

neuroactive peptide

PE-22-28 is an experimental peptide studied in preclinical stress and depression models.

stress|brain-health|neuroprotection

Linked to experimental serotonergic and stress-response signaling in preclinical models.

Preclinical | Not Approved

neuroresilience-stack|cognitive-stack

stress|brain-health|neuroprotection

pe-22-28-vs-selank

/images/pe-22-28.jpg

published

Pinealon

pinealon

neuroactive peptide

Pinealon is an experimental peptide studied in preclinical neuroprotection and neuronal gene-regulation research.

brain-health|neuroprotection|cognitive-function

Linked to neuronal gene-regulation and protective signaling in aging-brain models.

Preclinical | Not Approved

neuroresilience-stack|cognitive-stack

brain-health|neuroprotection|cognitive-function

pinealon-vs-semax

/images/pinealon.jpg

published

SLU-PP-332

slupp332

metabolic compound

SLU-PP-332 is an experimental metabolic compound studied for mitochondrial respiration and energy expenditure.

fat-loss|metabolism|energy

Linked to mitochondrial respiration and metabolic-expenditure signaling in preclinical models.

Preclinical | Investigational

metabolic-expenditure-stack|metabolic-stack

fat-loss|metabolism|energy

slu-pp-332-vs-mots-c|slu-pp-332-vs-tesofensine

/images/slu-pp-332.jpg

published

SS-31

ss31

mitochondrial peptide

SS-31 is a mitochondria-targeted peptide studied for bioenergetic support and oxidative-stress reduction.

mitochondrial-health|energy|longevity

Targets mitochondrial function, oxidative stress, and ATP-efficiency pathways.

Elamipretide

Early Clinical | Investigational

mitochondrial-defense-stack|longevity-stack

mitochondrial-health|energy|longevity

ss-31-vs-mots-c

/images/ss-31.jpg

published

Tesofensine

tesofensine

anti-obesity compound

Tesofensine is an investigational anti-obesity compound studied for appetite suppression and weight loss.

fat-loss|metabolism|appetite-suppression

Inhibits monoamine reuptake to reduce appetite and support weight loss.

Clinical | Investigational

monoamine-metabolic-stack|metabolic-stack

fat-loss|metabolism|appetite-suppression

tesofensine-vs-semaglutide|tesofensine-vs-tirzepatide|slu-pp-332-vs-tesofensine

/images/tesofensine.jpg

published

Thymosin Beta-4

thymosinbeta4

regenerative peptide

Thymosin beta-4 is a regenerative peptide studied for wound healing and tissue repair.

recovery|healing|injury-repair

Linked to actin regulation, cell migration, angiogenesis, and tissue remodeling.

Tβ4

Preclinical | Investigational

thymosin-repair-stack|recovery-plus-stack|wolverine-stack

recovery|healing|injury-repair

thymosin-beta-4-vs-tb-500

/images/thymosin-beta-4.jpg

published

Melanotan II

melanotanii

melanocortin agonist

Melanotan II is an experimental melanocortin agonist studied for tanning and sexual-arousal pathways.

tanning|skin-health|libido

Activates melanocortin receptors involved in pigmentation and central neuroendocrine signaling.

MT-II

Early Clinical | Not Approved

melanocortin-stack|libido-stack

tanning|skin-health|libido

melanotan-ii-vs-pt-141

/images/melanotan-ii.jpg

published