Peptides

Explore research summaries for every peptide in our library. Filter by topic to find compounds studied for the outcomes you care about.

Metabolic

Tirzepatide

Dual GIP/GLP-1 receptor agonist studied for weight management and glucose control.

Metabolic

Semaglutide

GLP-1 receptor agonist researched for appetite regulation and metabolic health.

Metabolic

Retatrutide

Triple-receptor agonist explored for next-generation weight management research.

Recovery

BPC-157

Body-protective compound studied for tissue repair, gut health, and recovery.

Skin & Anti-Aging

GHK-Cu

Copper peptide researched for skin regeneration, collagen, and wound healing.

Recovery

TB-500

Thymosin beta-4 fragment explored for flexibility and tissue repair.

Growth Hormone

Tesamorelin

GHRH analog studied for reducing visceral fat and supporting GH release.

Growth Hormone

Ipamorelin / CJC-1295

GH secretagogue blend researched for lean mass, recovery, and sleep.

Wellness

PT-141

Bremelanotide, studied for libido and sexual-wellness research.

Longevity

MOTS-c

Mitochondrial-derived peptide explored for metabolism, energy, and longevity.

Nootropic

Selank

Two small Russian randomized trials exist: one compared Selank with medazepam in generalized anxiety disorder, and one added Selank to phenazepam...

Nootropic

Semax

Human data comes from Russian stroke research: one clinical study followed 110 patients after ischemic stroke, without a randomized controlled...

Wellness

DSIP

DSIP was isolated from work on sleep transmission in rabbits in the 1970s, and that origin is well documented. Its sleep effects rest on old...

Longevity

Epitalon

Every study we verified is animal or laboratory work: lifespan, tumor and aging biomarker experiments in mice, neuronal recordings after...

Metabolic

AICAR

AICAR is one of the most used laboratory activators of AMPK, and that identity is well documented in a systematic review. Disease model evidence,...

Recovery

KPV

All verified evidence is preclinical: KPV reduced intestinal inflammation in mouse models of colitis, entered cells through the PepT1 transporter...

Growth Hormone

GHRP-6

GHRP-6 has real human pharmacology: randomized studies in the 1990s showed it stimulates growth hormone release, alone and combined with GHRH,...

Metabolic

SS-31

SS-31 is unusual here: its clinical form, elamipretide, has been through randomized controlled trials. In primary mitochondrial myopathy, the...

Metabolic

5-Amino-1MQ

5-Amino-1MQ is a small molecule NNMT inhibitor, not a peptide, although it is sold alongside peptides. The verified evidence is preclinical:...

Growth Hormone

Hexarelin

Hexarelin has real human pharmacology from the 1990s: dose-response studies show it raises growth hormone, and reviews describe cardiovascular...

Growth Hormone

MK-677

MK-677 has more human data than most compounds sold in this space: randomized trials show it raises growth hormone and IGF-1 markers, and a...

Recovery

ARA-290

ARA-290 has genuine randomized human trials, all in sarcoidosis patients with small fibre neuropathy, where it improved symptom scores and corneal...

Growth Hormone

Sermorelin

Human evidence exists for growth hormone releasing hormone itself: controlled studies in people show that it raises growth hormone secretion. What...

Growth Hormone

GHRP-2

GHRP-2 raises growth hormone in human testing, and secretagogues of this class are used in provocative testing for growth hormone deficiency. The...

Wellness

Thymosin Alpha-1

Thymosin alpha-1 is among the better studied compounds here: randomized trials cover severe sepsis, chronic hepatitis and adjuvant cancer...

Skin & Anti-Aging

Melanotan-2

Melanotan-2 is unlicensed in every jurisdiction we checked. Verified literature places it among melanocortin receptor agonists and documents its...

Growth Hormone

IGF-1 LR3

IGF-1 itself has real biology: infusion increased organ growth in animal models. What we could not verify is anything specific to the LR3 analogue...

Wellness

Thymalin

Thymalin comes from one Russian research programme, where a controlled study of thymus and pineal preparations reported effects on survival...

Metabolic

Tesofensine

Tesofensine has randomized human trials showing weight loss, having started as a candidate for neurodegenerative disease. It is a triple monoamine...

Metabolic

Liraglutide

Liraglutide is a licensed medicine with substantial randomized evidence: dedicated obesity trials at the higher dose, and pooled analyses showing...

Metabolic

Dulaglutide

Dulaglutide is a licensed weekly medicine with randomized evidence for glycaemic control and, through pooled class analyses, reduced...

Metabolic

Cagrilintide

Cagrilintide has randomized human trials, both alone and combined with semaglutide, showing meaningful weight loss in people with overweight or...

Wellness

LL-37

LL-37 is unusual in this library for having randomized human trials, all in chronic wound care, where closure measures were the endpoint. Its...

Metabolic

Exenatide

Exenatide was the first licensed GLP-1 receptor agonist, developed from exendin-4 found in Gila monster venom. Randomized comparative trials show...

Metabolic

Survodutide

Survodutide has randomized phase 2 evidence in both obesity and metabolic dysfunction associated steatohepatitis, with dose-dependent effects on...

Metabolic

Mazdutide

Mazdutide has randomized trials spanning early phase through later studies, conducted largely in Chinese populations, showing weight loss and...

Skin & Anti-Aging

Melanotan-1

Melanotan-1 is the compound behind afamelanotide, which holds marketing authorisation as Scenesse for a rare light-sensitivity condition and is...

Nootropic

Noopept

Everything we verified for noopept is preclinical: cognitive measures in rats, neurotrophic factor expression in rat hippocampus, and mechanistic...

Wellness

Kisspeptin

Kisspeptin has genuine randomized human research behind it: controlled administration studies measuring gonadotrophin responses, and brain imaging...

Wellness

Oxytocin

Oxytocin is a licensed obstetric medicine with pooled trial evidence supporting labour augmentation. The intranasal social behaviour research is a...

Nootropic

Cerebrolysin

Cerebrolysin has a substantial trial literature across stroke and dementia, assessed in multiple systematic reviews, pooled analyses and European...

Nootropic

Dihexa

Every study we verified for dihexa is preclinical: procognitive and synaptogenic effects of angiotensin IV derived peptides in animal models, with...

Longevity

Humanin

Humanin is a genuine mitochondrial-derived peptide whose levels relate to age in human samples, per systematic review. Protective effects come...

Metabolic

Adipotide

Adipotide is a prohibitin-targeting peptidomimetic that produced weight loss in animal studies, including primates. It never progressed to human...

Wellness

VIP

VIP is a real signalling peptide with documented immune functions, and its analogue aviptadil reached randomized trials in COVID-19 associated...

Nootropic

Cortexin

Cortexin's evidence sits almost entirely in Russian clinical research: randomized studies in circulatory encephalopathy and chronic cerebral...

Growth Hormone

Follistatin-344

Follistatin's myostatin-binding role is well established in the literature, and follistatin gene therapy appears in reviews of muscular dystrophy...

Skin & Anti-Aging

Argireline

Argireline has more evidence behind it than most cosmetic peptides: controlled studies measuring wrinkle endpoints, a pilot clinical study, and...

Recovery

Thymosin Beta-4

Thymosin beta-4 is the full-length peptide from which TB-500 is derived, and it has more human evidence: randomized trials in corneal repair and a...

Wellness

Glutathione

Glutathione is real biochemistry: a tripeptide central to cellular redox, with pooled human data on its levels. The cosmetic use has been assessed...

Wellness

Gonadorelin

Gonadorelin is synthetic GnRH, and its role driving luteinising and follicle stimulating hormone release is established physiology used in...

Wellness

Triptorelin

Triptorelin is a licensed medicine with phase III oncology evidence, randomized dose-escalation research, and pooled paediatric data in central...

Metabolic

Setmelanotide

Setmelanotide is a licensed medicine for rare genetic obesity syndromes, with pooled trial evidence and guideline coverage in Bardet-Biedl...

Metabolic

HGH Fragment 176-191

The verified literature for this fragment is thin and old: a 1978 animal study of C-terminal growth hormone fragments that reported effects on...