Peptide Directory

Explore our comprehensive database of research peptides. Filter by category or search for specific compounds.

BPC-157

Recovery

The recovery king; speeds up tendon, muscle, and gut healing for faster training turnarounds.

TB-500

Recovery

Boosts tissue repair and reduces inflammation, perfect for injury-prone athletes.

Ipamorelin

Performance

Gentle GH releaser that amps muscle growth and fat loss without the harsh sides.

CJC-1295

Performance

Pairs with Ipamorelin for sustained growth hormone spikes, ideal for body comp tweaks.

Sermorelin

Performance

Mimics natural GH pulses to build lean mass and improve sleep/recovery.

MK-677 (Ibutamoren)

Performance

Oral GH secretagogue that cranks appetite, muscle preservation, and bone density.

Epitalon

Longevity

Longevity star; lengthens telomeres to fight aging and support overall vitality.

SS-31

Longevity

Targets mitochondria for energy surges, endurance, and anti-aging cellular repair.

Hexarelin

Performance

Potent GH stimulator for quick strength gains and vascularity in bodybuilders.

Tesamorelin

Metabolic

Trims visceral fat while boosting IGF-1 levels, great for shredded longevity looks.

Melanotan I

Cosmetic

Enhances melanin production for protective tanning without UV exposure.

Melanotan II

Cosmetic

Potent tanning and libido enhancement.

Semax

Cognitive

A Russian-developed peptide for brain boost and protection.

Noopept

Cognitive

A potent nootropic for sharper thinking.

Selank

Cognitive

A peptide for anxiety relief and mental clarity.

Cerebrolysin

Cognitive

Peptide mix for brain recovery.

P21

Cognitive

Peptide warrior against brain decline.

HGH Fragment 176-191

Metabolic

Fat Loss Peptide without the growth effects.

RU58841

Cosmetic

Hair Loss Fighter.

Glutathione

Longevity

Antioxidant Powerhouse.

HGH

Performance

Growth Hormone Essentials.

Follistatin

Performance

Muscle Builder.

IGF-1 LR3

Performance

Growth Mediator.

GHRP-6

Performance

GH Stimulator.

Tirzepatide

Metabolic

Weight & Glucose Manager.

DSIP

Sleep

Sleep Inducer.

Retatrutide

Metabolic

The 'Godzilla' of weight loss; a triple-hormone agonist for unprecedented fat loss and metabolic health.

GHK-Cu

Cosmetic

The copper peptide master for skin rejuvenation, hair growth, and rapid tissue repair.

Semaglutide

Metabolic

The GLP-1 pioneer for sustainable weight loss and cardiovascular health.

AOD-9604

Metabolic

Modified HGH fragment 176-191 analog targeted at fat loss without GH side effects.

MOTS-c

Longevity

Mitochondrial-derived peptide that improves insulin sensitivity and exercise capacity.

KPV

Recovery

Anti-inflammatory tripeptide derived from α-MSH; gut and skin healing without sedation.

Thymosin Alpha-1

Other

Immune-modulating peptide used for chronic infection support and immune resilience.

GHRP-2

Performance

Stronger ghrelin-mimetic than GHRP-6; releases GH with milder appetite spike.

PT-141 (Bremelanotide)

Cosmetic

Melanocortin agonist FDA-approved (Vyleesi) for HSDD; libido enhancement.

Kisspeptin-10

Performance

Hypothalamic peptide that triggers natural LH surge — a clean alternative to hCG/clomid stim.

5-Amino-1MQ

Metabolic

Small-molecule NNMT inhibitor that boosts NAD+ and white-fat mobilization.

GHK-Cu Topical (Skin/Scalp)

Cosmetic

Topical formulation of GHK-Cu — collagen, hair growth, and barrier repair without injection.

IGF-1 DES

Performance

Truncated IGF-1 with localized hypertrophic action; favored for site-specific bodybuilding research.

Tirzepatide (Compounded)

Metabolic

Same molecule as Mounjaro/Zepbound, distributed as a compounded multi-dose vial pre-FDA-cutoff.

Semaglutide (Compounded)

Metabolic

Same molecule as Wegovy/Ozempic, compounded form (now FDA-restricted in US).

SNAP-8

Cosmetic

Acetyl octapeptide-3; topical 'argireline-extended' for expression-line softening.

Argireline (Acetyl Hexapeptide-3)

Cosmetic

Topical 'Botox alternative' acetyl hexapeptide for forehead and eye lines.

Matrixyl 3000

Cosmetic

Pal-GHK + Pal-GQPR matrikines for collagen synthesis and skin firmness.

LL-37

Other

Cathelicidin antimicrobial peptide investigated for chronic infection and biofilm clearance.

Ipamorelin + CJC-1295 (No DAC) Blend

Performance

Pre-blended GH-stack vial; one injection, both peptides, popular 5+5 mg ratio.

Tesofensine

Metabolic

Triple monoamine reuptake inhibitor with strong weight-loss data; not FDA-approved.

Cagrilintide

Metabolic

Amylin analog co-developed with semaglutide as 'CagriSema' for next-gen weight loss.

GHRP-1

Performance

First-generation growth hormone-releasing hexapeptide; precursor to GHRP-2/-6.

Examorelin (Hexarelin variant)

Performance

Synonym/older spelling for Hexarelin; potent GH secretagogue with cardioprotective signaling.

MGF (Mechano Growth Factor)

Performance

IGF-1Ec splice variant released by mechanical loading; activates muscle satellite cells.

Anamorelin

Performance

Oral ghrelin-receptor agonist developed for cancer cachexia; approved in Japan as Adlumiz.

Capromorelin

Performance

Oral non-peptide ghrelin-receptor agonist; FDA-approved as a veterinary appetite stimulant.

Liraglutide

Metabolic

Daily GLP-1 analog; FDA-approved for diabetes (Victoza) and obesity (Saxenda).

Dulaglutide

Metabolic

Weekly GLP-1 receptor agonist fused to an IgG4 Fc fragment; sold as Trulicity by Eli Lilly.

Lixisenatide

Metabolic

Short-acting prandial GLP-1 agonist; sold as Adlyxin/Lyxumia by Sanofi.

Survodutide

Metabolic

Investigational GLP-1 / glucagon dual agonist from Boehringer Ingelheim and Zealand Pharma.

Mazdutide

Metabolic

GLP-1 / glucagon dual agonist (Innovent / Eli Lilly) submitted in China for obesity 2024.

Orforglipron

Metabolic

First oral non-peptide GLP-1 receptor agonist (Eli Lilly); Phase 3 obesity program.

FOXO4-DRI

Longevity

Senolytic D-retro-inverso peptide that disrupts FOXO4-p53 to selectively kill senescent cells.

Palmitoyl Pentapeptide-4 (Matrixyl)

Cosmetic

Original Matrixyl peptide; signals fibroblasts to upregulate collagen I/III and fibronectin.

Pal-GHK

Cosmetic

Lipidated GHK tripeptide; the second active in Matrixyl 3000 stack.

Decapeptide-12

Cosmetic

Tyrosinase-inhibiting decapeptide used in melasma and hyperpigmentation serums.

N-Acetyl Semax

Cognitive

Acetylated, more stable analog of Semax; longer-acting nootropic via BDNF/NGF upregulation.

N-Acetyl Selank

Cognitive

Acetylated analog of Selank; anxiolytic with longer duration vs base Selank.

Cortagen

Cognitive

Khavinson tetrapeptide (Ala-Glu-Asp-Pro) marketed for cortical/CNS support.

Pinealon

Longevity

Khavinson tripeptide (Glu-Asp-Arg) marketed for pineal/CNS gerontoprotection.

Vesugen

Longevity

Khavinson tripeptide (Lys-Glu-Asp) marketed as a vascular bioregulator.

Bromantane

Cognitive

Russian actoprotectant adamantane; mild dopaminergic stimulant approved for asthenia.

Pentadeca Arginate (PDA)

Recovery

Arginate-salt analog of BPC-157 developed for improved injection stability and tissue repair.

Larazotide Acetate

Recovery

Tight-junction regulator developed for celiac disease; reduces intestinal permeability.

Humanin

Longevity

Mitochondrial-derived peptide that protects against amyloid-beta and metabolic stress.

Klotho (alpha-Klotho)

Longevity

Anti-aging hormone; soluble klotho boosts cognition and modulates phosphate/FGF23 axis.

GDF-11

Longevity

TGF-beta family ligand controversially linked to age-reversal via parabiosis studies.

Orexin-A (Hypocretin-1)

Sleep

Hypothalamic neuropeptide regulating wakefulness; intranasal investigation for narcolepsy.

Human Beta-Defensin 2 (hBD-2)

Other

Inducible antimicrobial peptide active against Gram-negative bacteria and Candida.

Indolicidin

Other

Tryptophan-rich bovine cathelicidin; broad-spectrum antimicrobial peptide.

Magainin 2

Other

Frog-skin-derived antimicrobial peptide; parent of the pexiganan topical antibiotic.

Tripeptide-1 (GHK)

Cosmetic

Free GHK tripeptide (Gly-His-Lys), the parent motif of GHK-Cu skincare actives.

Acetyl Tetrapeptide-2

Cosmetic

Anti-aging tetrapeptide marketed for thymopoietic skin remodeling and firmness.

Eyeliss

Cosmetic

Cosmetic blend (hesperidin methyl chalcone + dipeptide-2 + pal-tetrapeptide-7) for under-eye bags.

Glycyl-L-Glutamine (Beta-endorphin 30-31)

Cognitive

Beta-endorphin C-terminal dipeptide investigated for opioid-tolerance modulation and CNS effects.

GHRH (Growth Hormone-Releasing Hormone)

Performance

Native 44-aa hypothalamic GHRH; parent molecule of sermorelin, CJC-1295, and tesamorelin.

Tesofensine + Metoprolol (Tesomet)

Metabolic

Tesofensine paired with metoprolol (Tesomet) to control HR while preserving weight loss.

Exenatide

Metabolic

First-in-class GLP-1 mimetic derived from Gila monster venom; sold as Byetta/Bydureon.

Albiglutide

Metabolic

Weekly GLP-1 agonist fused to albumin; discontinued GSK product (Tanzeum/Eperzan).

LL-37 Truncated Variants (KR-12 / KS-30)

Recovery

Shorter active fragments of LL-37 (KR-12, KS-30) with retained antimicrobial activity but lower toxicity.

Epithalamin

Longevity

Pineal-gland polypeptide extract; predecessor of Epitalon used in Russian gerontology.

Thymalin

Other

Thymus polypeptide extract used in Russian/CIS clinics for immune support; sister product to Thymosin.

DSIP Trifluoroacetate

Sleep

Common research-grade salt form of DSIP; same nine-aa sequence with TFA counterion.

Ipamorelin + Tesamorelin Blend

Performance

Investigational blend pairing a clean GHRP (ipamorelin) with a stable GHRH (tesamorelin).