Complete Peptide
Reference Library

49 bioactive peptides, comprehensively documented with mechanisms, benefits, and research status.

Showing 49 peptides

All content is for educational purposes only.
5-Amino-1MQ
5-Amino-1-Methylquinolinium (NNMT Inhibitor)
Body Composition

NNMT inhibitor researched for adipocyte metabolism and NAD+

  • Inhibits the metabolic enzyme NNMT
  • Studied for fat-cell (adipocyte) metabolism
  • Investigated for raising cellular NAD+
AHK-Cu
Alanyl-Histidyl-Lysine Copper Complex
Skin & Hair

Hair-specific copper peptide with follicle-regenerating activity

  • Stimulates hair follicle growth and density
  • Prolongs the anagen (active growth) phase
  • Reduces miniaturization of follicles in androgenic alopecia
AOD-9604
Anti-Obesity Drug 9604
Body Composition

Evolved fat-loss peptide, TGA-recognized safe

  • Stimulates lipolysis without metabolic side effects
  • Inhibits lipogenesis (preventing new fat synthesis)
  • Potential cartilage and bone regeneration properties
ARA-290
ARA-290 / Cibinetide
Healing & Recovery

Tissue-protective EPO-derived peptide without red-cell effects

  • Activates tissue-repair signaling without raising hematocrit
  • Studied for neuropathic pain and small-fiber neuropathy
  • Investigated in sarcoidosis-related neuropathy
BPC-157
Body Protection Compound-157
Healing & Recovery

The body's most studied regenerative peptide

  • Dramatically accelerates tendon, ligament, and muscle healing
  • Protects and heals gastrointestinal tract mucosa
  • Potent anti-inflammatory and neuroprotective properties
Cagrilintide
Cagrilintide (Long-Acting Amylin Analog)
Body Composition

Amylin-pathway peptide studied alongside GLP-1 agonists

  • Targets the amylin satiety pathway
  • Studied in combination with semaglutide (CagriSema)
  • Investigated for appetite regulation
CJC + Ipamorelin
CJC-1295 + Ipamorelin Blend
Body Composition

The classic synergistic growth-hormone secretagogue pairing

  • Two complementary GH-release mechanisms
  • Studied for body composition and recovery
  • Ipamorelin's selectivity limits off-target effects
CJC-1295
CJC-1295 (with DAC)
Body Composition

Long-acting growth hormone pulse amplification

  • Significantly increases basal GH and IGF-1 levels
  • Promotes lean muscle mass development
  • Accelerates fat metabolism and lipolysis
Dihexa
Dihexa (N-hexanoic-Tyr-Ile-(6) aminohexanoic amide)
Cognitive Enhancement

Seven orders of magnitude more potent than BDNF for cognitive enhancement

  • Promotes synaptogenesis and dendritic growth
  • Reverses cognitive decline in Alzheimer's animal models
  • Crosses the blood-brain barrier with oral bioavailability
DSIP
Delta Sleep-Inducing Peptide
Sleep & Recovery

Sleep architecture regulation and stress resilience

  • Promotes deep, restorative delta-wave sleep
  • Reduces cortisol and normalizes HPA axis function
  • Antioxidant and anti-tumor properties
Epithalon
Epithalon (Epitalon)
Anti-Aging & Longevity

Telomerase-activating peptide with longevity research

  • Activates telomerase and supports telomere elongation
  • Restores melatonin production in elderly subjects
  • Normalizes hypothalamic-pituitary function
FOXO4-DRI
FOXO4-DRI (Senolytic Peptide)
Anti-Aging & Longevity

Senolytic peptide designed to clear aged "zombie" cells

  • Targets senescent ("zombie") cells specifically
  • Studied for clearing accumulated aged cells
  • Investigated for tissue and fitness restoration in models
GHK-Cu
Copper Peptide GHK-Cu (Glycyl-L-Histidyl-L-Lysine Copper)
Skin & Hair

Copper-bound peptide that resets tissue to a younger state

  • Stimulates collagen, elastin, and glycosaminoglycan synthesis
  • Dramatically accelerates wound and burn healing
  • Reduces fine lines and wrinkles via dermal remodeling
GHRP-2
Growth Hormone Releasing Peptide-2
Body Composition

Potent GH stimulation with cortisol consideration

  • Strong GH pulse stimulation
  • Promotes lean muscle development
  • Enhances fat metabolism
GHRP-6
Growth Hormone Releasing Peptide-6
Body Composition

The original growth hormone secretagogue

  • Strong GH and IGF-1 elevation
  • Significantly increases appetite (caloric surplus support)
  • Promotes muscle mass in hypocaloric states
Glow 70
Glow 70 (GHK-Cu + BPC-157 + TB-500 Blend)
Skin & Hair

Popular aesthetic blend for skin, hair, and recovery research

  • GHK-Cu studied for skin and collagen
  • BPC-157 + TB-500 studied for tissue recovery
  • Researched for skin quality and appearance
Glutathione
Glutathione (Master Antioxidant Tripeptide)
Anti-Aging & Longevity

The body's master endogenous antioxidant and detoxifier

  • Primary cellular antioxidant defense
  • Supports liver detoxification pathways
  • Studied for oxidative-stress markers
Hexarelin
Hexarelin
Body Composition

Most potent GHRP with cardioprotective properties

  • Most potent GH release among all GHSs
  • Unique cardioprotective effects via CD36 receptors
  • Reduces cardiac fibrosis and improves cardiac function
HGH Fragment 176-191
Human Growth Hormone Fragment (176-191)
Body Composition

Pure lipolytic activity without the anabolic downsides

  • Targeted stimulation of lipolysis (fat breakdown)
  • Does not cause hyperglycemia or insulin resistance
  • Does not affect IGF-1 levels
Humanin
Humanin
Anti-Aging & Longevity

Mitochondrial peptide protecting against neurodegeneration and aging

  • Potent neuroprotection against amyloid beta toxicity
  • Improves insulin sensitivity and glucose metabolism
  • Reduces oxidative stress and mitochondrial damage
Ipamorelin
Ipamorelin
Body Composition

The most selective GH secretagogue

  • Stimulates selective, clean GH release
  • Promotes fat loss without muscle catabolism
  • Improves lean body composition
Kisspeptin
Kisspeptin-10
Sexual Health

Master upstream regulator of the reproductive hormone axis

  • Stimulates the natural GnRH/LH/FSH cascade
  • Studied in fertility and hypothalamic amenorrhea research
  • Investigated for sexual and emotional processing
KLOW
KLOW (GHK-Cu + KPV + BPC-157 + TB-500 Blend)
Healing & Recovery

Four-peptide blend spanning repair, anti-inflammation, and skin

  • Combines repair, anti-inflammatory, and skin peptides
  • KPV adds an anti-inflammatory component
  • BPC-157 + TB-500 for tissue recovery
KPV
Lysine-Proline-Valine
Healing & Recovery

Potent anti-inflammatory with gut healing and skin repair properties

  • Potent anti-inflammatory via NF-kB inhibition
  • Heals inflammatory bowel conditions (Crohn's, UC models)
  • Wound healing and skin regeneration
Lipo-C + B12
Lipo-C + B12 (Lipotropic Blend)
Body Composition

Lipotropic nutrient blend studied for fat metabolism support

  • Lipotropic nutrients involved in fat metabolism
  • B12 supports energy and methylation pathways
  • Researched as a metabolic support blend
LL-37
LL-37 (Cathelicidin)
Immune Support

The body's innate antibiotic and immune coordinator

  • Broad-spectrum antimicrobial activity (bacteria, fungi, viruses)
  • Stimulates wound healing and angiogenesis
  • Modulates innate and adaptive immune responses
Melanotan II
Melanotan II
Sexual Health

Melanocortin agonist with tanning, libido, and metabolic effects

  • Stimulates melanogenesis (natural skin darkening)
  • UV-protective effect via increased melanin
  • Strong libido enhancement and arousal
MOTS-c
Mitochondrial Open Reading Frame of the 12S rRNA-c
Anti-Aging & Longevity

The exercise-mimetic mitochondrial peptide

  • Activates AMPK pathways that mimic exercise adaptation
  • Improves insulin sensitivity and glucose utilization
  • Enhances mitochondrial function and biogenesis
MT-1
Melanotan I / Afamelanotide
Skin & Hair

Selective melanocortin agonist for pigmentation and photoprotection

  • Stimulates eumelanin (skin pigmentation)
  • Studied for UV photoprotection
  • Approved for erythropoietic protoporphyria (EPP)
NAD+
Nicotinamide Adenine Dinucleotide
Anti-Aging & Longevity

Central cellular coenzyme at the heart of energy and longevity research

  • Drives mitochondrial energy (redox) reactions
  • Substrate for sirtuin longevity enzymes
  • Studied for age-related metabolic decline
Oxytocin
Oxytocin (Neuropeptide Hormone)
Cognitive Enhancement

The "social bonding" neuropeptide with broad behavioral research

  • Studied for social bonding and trust behaviors
  • Investigated in social-cognition and mood research
  • Established roles in labor and lactation
Pinealon
Pinealon (Glu-Asp-Arg)
Cognitive Enhancement

Pineal gland peptide for cognitive protection and circadian regulation

  • Direct nuclear action to regulate neuroprotective gene expression
  • Supports circadian rhythm and sleep architecture
  • Reduces oxidative stress in neural tissue
PT-141
Bremelanotide
Sexual Health

FDA-approved centrally-acting sexual dysfunction treatment

  • FDA-approved for hypoactive sexual desire disorder (HSDD) in women (Vyleesi)
  • Centrally acting: works on brain, not blood vessels
  • Effective regardless of hormonal status
Retatrutide
Retatrutide (Triple GIP/GLP-1/Glucagon Agonist)
Body Composition

Triple-hormone agonist drawing intense metabolic-research interest

  • Among the highest weight reductions reported for an incretin agent in trials
  • Triple-receptor mechanism studied for energy expenditure
  • Investigated for glycemic and hepatic-fat markers
Selank
Selank (Tuftsin Analogue)
Cognitive Enhancement

Anxiolytic and nootropic with immune modulation

  • Reduces anxiety without causing sedation or dependence
  • Improves working memory and cognitive clarity
  • Modulates immune function via IL-6 and IL-1beta
Semaglutide
Semaglutide (GLP-1 Receptor Agonist)
Body Composition

The benchmark GLP-1 agonist behind a generation of metabolic research

  • Among the most-studied compounds for weight management
  • Improves glycemic and HbA1c markers in trials
  • Reduces appetite and caloric intake in research
Semax
Semax (ACTH 4-7 Proline-Glycine-Proline)
Cognitive Enhancement

Russia's premier cognitive enhancement peptide

  • Significantly upregulates BDNF expression
  • Enhances memory formation and recall
  • Increases focus and cognitive processing speed
Sermorelin
Sermorelin (GHRH 1-29)
Body Composition

Classic GHRH analog that prompts the pituitary's own GH release

  • Stimulates endogenous, pulsatile GH release
  • Studied for body composition and recovery markers
  • Historically used in GH-deficiency diagnostics
SLU-PP-332
SLU-PP-332 (ERR Agonist / "Exercise Mimetic")
Body Composition

Exercise-mimetic research compound targeting oxidative metabolism

  • Activates ERR oxidative-metabolism pathways
  • Studied as an "exercise mimetic" in models
  • Investigated for endurance and fat oxidation
SS-31
SS-31 / Elamipretide (Mitochondrial Peptide)
Anti-Aging & Longevity

Mitochondria-targeting peptide studied for cellular energetics

  • Targets and stabilizes mitochondrial membranes
  • Studied for cellular energy (ATP) preservation
  • Investigated for age-related mitochondrial decline
Survodutide
Survodutide (Glucagon/GLP-1 Receptor Agonist)
Body Composition

Dual glucagon/GLP-1 agonist studied for weight and liver outcomes

  • Dual mechanism studied for body weight reduction
  • Investigated specifically for liver (MASH) outcomes
  • Researched for energy expenditure via glucagon receptor
TB-500
Thymosin Beta-4 (Synthetic Fragment)
Healing & Recovery

Systemic healing and anti-inflammatory signaling

  • Accelerates wound healing across multiple tissue types
  • Reduces systemic and local inflammation
  • Promotes new blood vessel formation
Tesamorelin
Tesamorelin
Body Composition

The only FDA-approved peptide for visceral fat reduction

  • Significantly reduces visceral (abdominal) adipose tissue
  • FDA-approved for HIV-associated lipodystrophy (Egrifta)
  • Improves triglyceride levels and cardiovascular risk factors
Tesamorelin + Ipamorelin
Tesamorelin + Ipamorelin Blend
Body Composition

Visceral-fat-focused GHRH analog paired with a selective GHRP

  • Tesamorelin's visceral-fat research focus
  • Ipamorelin adds a selective second GH stimulus
  • Studied for body composition
Thymalin
Thymalin (Thymus Polypeptide)
Anti-Aging & Longevity

Thymic bioregulator with remarkable lifespan extension data

  • Restores T-cell counts and function in elderly subjects
  • Reduces all-cause mortality in controlled human studies
  • Normalizes immune response dysregulation
Thymosin Alpha-1
Thymosin Alpha-1 (Thymalfasin)
Immune Support

The thymus gland's master immune modulator

  • Enhances T-cell maturation and immune competence
  • Improves response to viral infections (HIV, HBV, HCV)
  • Approved in 37+ countries for HBV and HCV
Tirzepatide
Tirzepatide (Dual GIP/GLP-1 Receptor Agonist)
Body Composition

First-in-class dual incretin studied for metabolic and weight outcomes

  • Studied extensively for body weight reduction
  • Improves glycemic control markers in research
  • Acts on appetite and satiety signaling
Vilon
Vilon (Lys-Glu Dipeptide Bioregulator)
Anti-Aging & Longevity

Minimal dipeptide bioregulator studied for immune and aging genes

  • Studied as an immune/thymic bioregulator
  • Investigated for gene-expression modulation
  • Part of the geroprotective bioregulator family
VIP
Vasoactive Intestinal Peptide
Immune Support

Neuropeptide regulating inflammation, vasodilation, and gut function

  • Potent anti-inflammatory via Th2 immune shift
  • Vasodilation and pulmonary arterial hypertension research
  • Regulates gut motility and function