Research Peptide Encyclopedia

Comprehensive Peptide Database

Explore 55+ research peptides with detailed information on mechanisms, benefits, and availability. From weight loss to tissue repair—find the research that matters.

55 peptides found
#1

RETATRUTIDE

Weight Loss & MetabolicResearch Only

Retatrutide is a triple agonist peptide representing the cutting edge of weight loss research.

Significant weight loss potentialTriple receptor activationMetabolic enhancement+1 more
#2

TIRZEPATIDE

Weight Loss & MetabolicResearch Only

Tirzepatide is a dual GLP-1/GIP agonist that has shown exceptional weight loss results in clinical trials.

Significant weight lossDual receptor activationGlycemic control+1 more
#3

BPC-157

Tissue Repair & HealingMixed Availability

BPC-157 (Body Protection Compound-157) is one of the most popular and extensively researched peptides for tissue repair and healing.

Tissue healingGut health supportTendon and ligament repair+2 more
#4

SEMAGLUTIDE

Weight Loss & MetabolicResearch Only

Semaglutide is the GLP-1 agonist that revolutionized weight loss treatment.

Weight lossAppetite suppressionGlycemic control+1 more
#5

CJC-1295

Growth Hormone SecretionPrimarily Compoundable

CJC-1295 is a growth hormone-releasing hormone (GHRH) analog available in two forms: with DAC (Drug Affinity Complex) for extended half-life, and without DAC (MOD GRF 1-29) for more pulsatile release.

Growth hormone secretionMuscle supportRecovery+2 more
#6

IPAMORELIN

Growth Hormone SecretionPrimarily Compoundable

Ipamorelin is one of the most selective and cleanest growth hormone-releasing peptides, producing GH release without significant effects on cortisol or prolactin.

Clean GH releaseMinimal side effectsAnti-aging research+2 more
#7

GHK-CU

Tissue Repair & HealingResearch Only

GHK-Cu (Copper Peptide) is one of the most researched peptides for skin rejuvenation, wound healing, and collagen production.

Collagen productionWound healingSkin rejuvenation+2 more
#8

MELANOTAN II

Skin, Hair & CosmeticResearch Only

Melanotan II is a synthetic melanocortin peptide researched for its tanning and libido-enhancing effects.

Tanning without sun exposureLibido enhancementSkin darkening
#9

TESAMORELIN

Growth Hormone SecretionPrimarily Compoundable

Tesamorelin is a GHRH analog specifically researched and approved for reducing visceral adipose tissue.

Visceral fat reductionBody compositionGH stimulation+1 more
#10

PT-141

Sexual Function & LibidoPrimarily Compoundable

PT-141 (Bremelanotide) is a melanocortin peptide approved and available through compounding pharmacies for sexual dysfunction.

Sexual functionLibido enhancementArousal support
#11

CAGRILINTIDE

Weight Loss & MetabolicResearch Only

Cagrilintide is a long-acting amylin analog researched for weight management.

Appetite regulationWeight management researchGlycemic control
#12

MAZDUTIDE

Weight Loss & MetabolicResearch Only

Mazdutide is an emerging dual agonist peptide targeting both GLP-1 and glucagon receptors, representing the next generation of weight management research compounds.

Weight management researchDual mechanismMetabolic enhancement
#13

SURVODUTIDE

Weight Loss & MetabolicResearch Only

Survodutide is a dual GLP-1 and glucagon receptor agonist being researched as a next-generation weight loss peptide with potential liver health benefits.

Weight loss researchDual mechanismLiver health potential
#14

TB-500

Tissue Repair & HealingMixed Availability

TB-500 is a synthetic version of the naturally occurring Thymosin Beta-4, one of the most popular peptides for tissue repair and recovery research.

Tissue repairFlexibility improvementWound healing+1 more
#15

SERMORELIN

Growth Hormone SecretionPrimarily Compoundable

Sermorelin is a well-established GHRH analog that has been used for decades.

Natural GH stimulationAnti-agingSleep quality+2 more

5-AMINO-1MQ

Weight Loss & MetabolicResearch Only

5-Amino-1MQ is an NNMT (nicotinamide N-methyltransferase) inhibitor being researched for its potential effects on fat metabolism and cellular energy regulation.

Fat metabolism supportMetabolic regulationAnti-aging potential

ADAMAX

Cognitive EnhancementResearch Only

Adamax is an enhanced variant of Semax, developed for cognitive enhancement research.

Cognitive enhancementNootropic effectsMental clarity

ADIPOTIDE

Weight Loss & MetabolicResearch Only

Adipotide is a research peptide studied for its unique mechanism of targeting and potentially eliminating fat cells through apoptosis (programmed cell death).

Targeted fat reductionAdipose tissue targeting

AHK-CU

Skin, Hair & CosmeticResearch Only

AHK-Cu is a copper peptide complex researched for its potential in hair growth stimulation and follicle health.

Hair growth supportFollicle healthScalp improvement

AOD-9604

Weight Loss & MetabolicMixed Availability

AOD-9604 is a modified fragment of human growth hormone (HGH) specifically researched for its potential lipolytic (fat-burning) effects without the growth-promoting properties of full HGH.

Fat metabolismLipolysis supportBody composition

ARA-290

Tissue Repair & HealingResearch Only

ARA-290 is a peptide derived from erythropoietin (EPO) researched for tissue repair and neuropathic pain applications without the blood-stimulating effects of EPO.

Neuropathic pain researchTissue repairNerve protection

BPC-157 + TB-500

Tissue Repair & HealingMixed Availability

A popular combination blend of two leading tissue repair peptides, BPC-157 and TB-500, often used together in research for synergistic healing effects.

Enhanced tissue repairSynergistic healingRecovery support

CAGRILINTIDE + SEMAGLUTIDE

Weight Loss & MetabolicResearch Only

A dual-action combination of Cagrilintide (amylin analog) and Semaglutide (GLP-1 agonist) being researched for enhanced weight management effects through complementary mechanisms.

Enhanced weight managementDual mechanism approachAppetite control

CEREBROLYSIN

Cognitive EnhancementMixed Availability

Cerebrolysin is a mixture of peptides and amino acids derived from pig brain tissue, researched extensively for neurotrophic and neuroprotective effects, particularly in cognitive recovery.

Cognitive supportBrain recoveryNeuroprotection+1 more

DERMORPHIN

Sexual Function & LibidoResearch Only

Dermorphin is a naturally occurring opioid peptide originally isolated from frog skin, researched for its potent analgesic properties.

Pain relief researchAnalgesic studies

DS5

Other & EmergingResearch Only

DS5 is an emerging research peptide with limited publicly available data.

Research applications

DSIP

Sleep & Stress RecoveryResearch Only

DSIP (Delta Sleep-Inducing Peptide) is a neuropeptide researched for its potential effects on sleep regulation and stress response modulation.

Sleep quality researchStress recoveryRelaxation support

EPITHALON

Anti-Aging & LongevityResearch Only

Epithalon (Epitalon) is a synthetic tetrapeptide researched for its potential effects on telomerase activation and cellular aging.

Telomerase activationAnti-aging researchCellular longevity

FOXO4-DRI

Anti-Aging & LongevityResearch Only

FOXO4-DRI is a research peptide designed to selectively target and clear senescent cells, which accumulate with age and contribute to aging processes.

Senescent cell clearanceAnti-aging researchCellular renewal

GHK

Tissue Repair & HealingResearch Only

GHK is a naturally occurring tripeptide that serves as the base form of GHK-Cu.

Tissue repairWound healingSkin health

GHRP-2

Growth Hormone SecretionResearch Only

GHRP-2 (Growth Hormone Releasing Peptide-2) is one of the most potent synthetic secretagogues for stimulating growth hormone release from the pituitary gland.

Strong GH releaseMuscle researchRecovery support

GHRP-6

Growth Hormone SecretionResearch Only

GHRP-6 is a growth hormone-releasing peptide known for its potent GH secretion effects and notable appetite-stimulating properties.

GH releaseAppetite stimulationMuscle building research

HEXARELIN

Growth Hormone SecretionResearch Only

Hexarelin is considered one of the most potent growth hormone-releasing peptides available, producing significant GH secretion even after repeated administration.

Potent GH releaseMuscle researchPerformance studies

HGH FRAGMENT 176-191

Weight Loss & MetabolicMixed Availability

HGH Fragment 176-191 is a modified fragment of human growth hormone containing the fat-burning portion without growth effects, making it a focused tool for fat metabolism research.

Fat metabolismLipolysis researchBody composition

IGF-1 LR3

Growth Hormone SecretionResearch Only

IGF-1 LR3 is a modified version of Insulin-like Growth Factor 1 with an extended half-life, researched for muscle growth and cellular proliferation.

Muscle growth researchCellular proliferationRecovery

KISSPEPTIN-10

Sexual Function & LibidoMixed Availability

Kisspeptin-10 is a neuropeptide researched for its central role in regulating the reproductive hormone axis and its potential effects on libido and sexual function.

Libido researchHormone axis stimulationReproductive function

KPV

Tissue Repair & HealingResearch Only

KPV is a tripeptide fragment of alpha-MSH researched for its potent anti-inflammatory properties, particularly in gut and skin applications.

Anti-inflammatoryGut health researchSkin inflammation

LL-37

Tissue Repair & HealingResearch Only

LL-37 is a naturally occurring antimicrobial peptide (cathelicidin) researched for wound healing, antimicrobial activity, and immune modulation.

Wound healingAntimicrobial activityImmune modulation

MELANOTAN I

Skin, Hair & CosmeticResearch Only

Melanotan I (Afamelanotide) is a melanocortin peptide primarily researched for its tanning effects, with a more selective receptor profile than Melanotan II.

Tanning researchMelanin productionSkin protection research

MOTS-C

Anti-Aging & LongevityResearch Only

MOTS-c is a mitochondrial-derived peptide researched as an 'exercise mimetic' for its potential effects on metabolism, insulin sensitivity, and cellular energy.

Exercise mimetic effectsMetabolic healthMitochondrial function+1 more

P21

Cognitive EnhancementResearch Only

P21 is a synthetic peptide designed to mimic the neurotrophic effects of BDNF (Brain-Derived Neurotrophic Factor), researched for cognitive enhancement and neurogenesis.

Cognitive enhancementNeurogenesisMemory research+1 more

PE-22-28

Cognitive EnhancementResearch Only

PE-22-28 is a synthetic peptide analog of Spadin, researched for its potential antidepressant and cognitive-enhancing effects.

Antidepressant researchMood supportCognitive enhancement

PINEALON

Cognitive EnhancementResearch Only

Pinealon is a synthetic tripeptide developed in Russia, researched for its potential effects on brain aging and pineal gland function.

Brain aging researchPineal functionCognitive support

PNC-27

Anti-Aging & LongevityResearch Only

PNC-27 is an experimental peptide researched for its potential selective effects on abnormal cells while sparing healthy cells.

Anti-cancer researchSelective cell targeting

SELANK

Cognitive EnhancementResearch Only

Selank is a synthetic peptide developed in Russia combining a tuftsin fragment with additional amino acids, researched for its anxiolytic (anti-anxiety) and nootropic effects.

Anxiety reductionCognitive enhancementStress relief+1 more

SEMAX

Cognitive EnhancementResearch Only

Semax is a synthetic peptide based on ACTH (adrenocorticotropic hormone) fragment, developed in Russia and extensively researched for cognitive enhancement and neuroprotection.

Cognitive enhancementNeuroprotectionMemory improvement+1 more

SLU-PP-332

Weight Loss & MetabolicResearch Only

SLU-PP-332 is an emerging ERRα agonist being researched as an 'exercise mimetic' that may provide some benefits of exercise without physical activity.

Exercise mimeticEndurance researchMetabolic activation

SNAP-8

Skin, Hair & CosmeticResearch Only

SNAP-8 (Acetyl Octapeptide-3) is a cosmetic peptide researched as a 'Botox-like' wrinkle reducer that works by reducing muscle contraction at the molecular level.

Anti-wrinkle researchExpression line reductionCosmetic enhancement

SOMATROPIN (HGH)

Growth Hormone SecretionMixed Availability

Somatropin is recombinant human growth hormone (HGH) identical to naturally produced GH.

Direct GH effectsMuscle growthFat metabolism+2 more

SS-31 (ELAMIPRETIDE)

Tissue Repair & HealingResearch Only

SS-31 (Elamipretide) is a mitochondria-targeted peptide researched for its ability to improve cellular energy production and protect against oxidative stress.

Mitochondrial functionCellular energyOxidative stress protection+1 more

TESTAGEN

Anti-Aging & LongevityResearch Only

Testagen is a synthetic peptide bioregulator researched for its potential effects on testicular function and testosterone support as part of anti-aging protocols.

Testosterone supportAnti-agingHormone optimization

THYMALIN

Anti-Aging & LongevityResearch Only

Thymalin is a peptide extract from thymus tissue researched for its potential to support immune function and thymus regeneration as part of longevity protocols.

Thymus regenerationImmune supportAnti-aging

THYMOSIN ALPHA-1

Immune SupportMixed Availability

Thymosin Alpha-1 is a thymic peptide with established immune-modulating properties, researched for immune enhancement and as an adjunct in various health conditions.

Immune modulationT-cell supportTissue repair support

VILON

Anti-Aging & LongevityResearch Only

Vilon is a synthetic dipeptide bioregulator researched for its potential effects on thymus function and immune aging.

Thymus supportImmune agingLongevity research

VIP

Other & EmergingResearch Only

VIP (Vasoactive Intestinal Peptide) is a naturally occurring neuropeptide with wide-ranging effects on the gut, nervous system, and immune function.

Gut functionNeuroprotectionImmune modulation
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Important Notice

This website is for informational purposes only and does not constitute medical advice. Consult a licensed physician before using any peptides. Provider listings do not constitute endorsements. None of the statements on this site have been evaluated by the FDA.