Evidence-Based Reference
The peptide reference
that shows its work.
149 peptides. Verified claims. Linked studies. No affiliate links. No vendor partnerships.
Metabolic WeightlossCardiovascular
F
Semaglutide
Semaglutide
Research 86%
Efficacy 96%
Safety 0%
Metabolic WeightlossCardiovascular
C
Tirzepatide
Tirzepatide
Research 96%
Efficacy 95%
Safety 45%
PerformanceGrowth Hormone
C
Octreotide
Octreotide
Research 76%
Efficacy 100%
Safety 55%
Gut Health
B
Plecanatide
Plecanatide
Research 86%
Efficacy 100%
Safety 75%
Recovery Healing
C
Abaloparatide
Abaloparatide
Research 76%
Efficacy 96%
Safety 60%
Recovery HealingLongevity Antiaging
D
Teriparatide
Teriparatide
Research 76%
Efficacy 100%
Safety 40%
Sexual HealthPerformance
B
Relugolix
Relugolix
Research 96%
Efficacy 90%
Safety 75%
Metabolic WeightlossNatural Bioactive
B
Glucagon
Glucagon
Research 76%
Efficacy 100%
Safety 75%
Recovery HealingPain
B
Buprenorphine
Buprenorphine
Research 76%
Efficacy 100%
Safety 70%
Metabolic Weightloss
C
Lixisenatide
Lixisenatide
Research 76%
Efficacy 92%
Safety 60%
Metabolic Weightloss
D
Pramlintide
Pramlintide
Research 76%
Efficacy 96%
Safety 40%
Sexual HealthPerformance
D
Leuprorelin
Leuprorelin
Research 86%
Efficacy 100%
Safety 40%
Metabolic WeightlossCosmetic Skin
C
Setmelanotide
Setmelanotide
Research 96%
Efficacy 90%
Safety 55%
Metabolic WeightlossNatural Bioactive
C
Insulin
Insulin
Research 76%
Efficacy 100%
Safety 55%
Sexual HealthCosmetic Skin
B
Oxytocin
Oxytocin
Research 81%
Efficacy 85%
Safety 65%
Metabolic Weightloss
D
Liraglutide
Liraglutide
Research 76%
Efficacy 100%
Safety 40%
Growth HormoneNatural Bioactive
A
Somatostatin-14
Somatostatin-14
Research 55%
Efficacy 96%
Safety 85%
Natural BioactiveSleep
D
Desmopressin
Desmopressin
Research 76%
Efficacy 100%
Safety 35%
Sexual HealthPerformance
C
Elagolix
Elagolix
Research 76%
Efficacy 95%
Safety 55%
PerformanceGrowth Hormone
C
Lanreotide
Lanreotide
Research 76%
Efficacy 95%
Safety 55%
Recovery HealingCardiovascular
C
Bivalirudin
Bivalirudin
Research 76%
Efficacy 95%
Safety 55%
Recovery HealingImmune
C
Bortezomib
Bortezomib
Research 76%
Efficacy 95%
Safety 55%
Gut Health
B
Linaclotide
Linaclotide
Research 76%
Efficacy 100%
Safety 75%
Gut Health
B
Lubiprostone
Lubiprostone
Research 76%
Efficacy 100%
Safety 75%
Metabolic WeightlossGut Health
D
Exenatide
Exenatide
Research 76%
Efficacy 88%
Safety 40%
Gut Health
B
Tenapanor
Tenapanor
Research 86%
Efficacy 93%
Safety 75%
Sexual HealthPerformance
B
Degarelix
Degarelix
Research 76%
Efficacy 100%
Safety 65%
PerformanceGrowth Hormone
C
Pasireotide
Pasireotide
Research 76%
Efficacy 95%
Safety 45%
ImmuneCosmetic Skin
D
Cyclosporine
Cyclosporine
Research 76%
Efficacy 100%
Safety 25%
Sexual HealthPerformance
A
Histrelin
Histrelin
Research 76%
Efficacy 93%
Safety 85%
ImmuneRecovery Healing
C
Ecallantide
Ecallantide
Research 76%
Efficacy 100%
Safety 55%
Sexual HealthPerformance
B
Nafarelin
Nafarelin
Research 76%
Efficacy 93%
Safety 75%
Recovery HealingCardiovascular
C
Eptifibatide
Eptifibatide
Research 76%
Efficacy 100%
Safety 45%
Recovery HealingCardiovascular
C
Tirofiban
Tirofiban
Research 76%
Efficacy 100%
Safety 45%
Gut HealthRecovery Healing
B
Aprepitant
Aprepitant
Research 76%
Efficacy 100%
Safety 80%
Gut HealthRecovery Healing
B
Rolapitant
Rolapitant
Research 76%
Efficacy 100%
Safety 80%
Sexual HealthNatural Bioactive
B
GnRH
Gonadotropin-Releasing Hormone
Research 60%
Efficacy 100%
Safety 70%
Immune
C
Voclosporin
Voclosporin
Research 86%
Efficacy 93%
Safety 45%
Recovery Healing
B
Naloxone
Naloxone
Research 60%
Efficacy 100%
Safety 70%
Recovery Healing
D
Eribulin
Eribulin
Research 76%
Efficacy 100%
Safety 35%
Cosmetic SkinSexual Health
C
PT-141
Bremelanotide
Research 76%
Efficacy 93%
Safety 55%
Sexual HealthPerformance
B
Cetrorelix
Cetrorelix
Research 76%
Efficacy 87%
Safety 80%
Sexual HealthPerformance
B
Ganirelix
Ganirelix
Research 76%
Efficacy 87%
Safety 80%
Sexual HealthPerformance
C
Triptorelin
Triptorelin
Research 76%
Efficacy 93%
Safety 50%
Natural BioactiveCardiovascular
F
Vasopressin
Vasopressin
Research 60%
Efficacy 100%
Safety 0%
PainNatural Bioactive
F
Ziconotide
Ziconotide
Research 60%
Efficacy 100%
Safety 0%
Recovery HealingNatural Bioactive
F
Calcitonin
Calcitonin
Research 60%
Efficacy 95%
Safety 20%
ImmuneNatural Bioactive
F
ACTH
Adrenocorticotropic Hormone
Research 60%
Efficacy 100%
Safety 0%
Metabolic WeightlossGrowth Hormone
D
Tesamorelin
Tesamorelin
Research 76%
Efficacy 87%
Safety 40%
Recovery HealingMetabolic Weightloss
B
Naltrexone
Naltrexone
Research 76%
Efficacy 80%
Safety 65%
Cognitive NootropicNatural Bioactive
C
TRH
Thyrotropin-Releasing Hormone
Research 60%
Efficacy 80%
Safety 45%
Sexual HealthPerformance
F
Buserelin
Buserelin
Research 60%
Efficacy 100%
Safety 0%
Gut Health
F
Teduglutide
Teduglutide
Research 60%
Efficacy 100%
Safety 0%
CardiovascularNatural Bioactive
B
Carperitide
Carperitide
Research 76%
Efficacy 73%
Safety 65%
CardiovascularNatural Bioactive
F
Nesiritide
Nesiritide
Research 60%
Efficacy 93%
Safety 0%
CardiovascularNatural Bioactive
F
Angiotensin II
Angiotensin II
Research 60%
Efficacy 93%
Safety 0%
Gut HealthNatural Bioactive
B
Secretin
Secretin
Research 60%
Efficacy 80%
Safety 65%
Recovery HealingCosmetic Skin
B
GHK-Cu
Glycyl-L-Histidyl-L-Lysine Copper
Research 100%
Efficacy 50%
Safety 70%
PerformanceGrowth Hormone
D
Vapreotide
Vapreotide
Research 60%
Efficacy 80%
Safety 30%
ImmuneLongevity Antiaging
A
Thymopentin
Thymopentin
Research 48%
Efficacy 60%
Safety 85%
Recovery HealingGut Health
C
BPC-157
Body Protection Compound-157
Research 65%
Efficacy 44%
Safety 55%
Longevity AntiagingCardiovascular
B
SS-31
Elamipretide
Research 100%
Efficacy 53%
Safety 70%
Recovery HealingImmune
B
ARA-290
Cibinetide
Research 79%
Efficacy 55%
Safety 80%
Metabolic Weightloss
F
Survodutide
Survodutide
Research 80%
Efficacy 60%
Safety 10%
Growth HormonePerformance
C
Somatropin
Somatropin
Research 76%
Efficacy 76%
Safety 50%
Metabolic Weightloss
B
Cotadutide
Cotadutide
Research 96%
Efficacy 53%
Safety 80%
Sexual HealthPerformance
B
Kisspeptin-10
Kisspeptin-10
Research 56%
Efficacy 49%
Safety 70%
Growth Hormone
C
Macimorelin
Macimorelin
Research 76%
Efficacy 68%
Safety 50%
Metabolic WeightlossCognitive Nootropic
C
Tesofensine
Tesofensine
Research 68%
Efficacy 55%
Safety 50%
CardiovascularNatural Bioactive
A
Brain Natriuretic Peptide
Brain Natriuretic Peptide
Research 68%
Efficacy 80%
Safety 90%
Metabolic WeightlossCardiovascular
C
Retatrutide
Retatrutide
Research 73%
Efficacy 67%
Safety 60%
Growth HormoneLongevity Antiaging
D
CJC-1295
CJC-1295 without DAC
Research 56%
Efficacy 47%
Safety 40%
Metabolic WeightlossNatural Bioactive
B
Leptin
Leptin
Research 68%
Efficacy 75%
Safety 65%
Growth Hormone
C
Ipamorelin
Ipamorelin
Research 48%
Efficacy 47%
Safety 55%
Growth HormoneMetabolic Weightloss
D
Anamorelin
Anamorelin
Research 76%
Efficacy 64%
Safety 40%
Cognitive NootropicImmune
C
Semax
Semax
Research 89%
Efficacy 50%
Safety 55%
Growth HormoneMetabolic Weightloss
B
Capromorelin
Capromorelin
Research 60%
Efficacy 56%
Safety 65%
Cosmetic SkinImmune
D
Afamelanotide
Afamelanotide
Research 76%
Efficacy 73%
Safety 35%
Growth Hormone
C
GHRP-2
Growth Hormone Releasing Peptide-2
Research 56%
Efficacy 56%
Safety 45%
PerformanceGrowth Hormone
C
Follistatin 344
Follistatin 344
Research 48%
Efficacy 36%
Safety 60%
ImmuneNatural Bioactive
A
Nisin
Nisin
Research 60%
Efficacy 60%
Safety 100%
ImmuneLongevity Antiaging
B
Thymosin Alpha-1
Thymosin Alpha-1
Research 68%
Efficacy 53%
Safety 65%
Growth Hormone
C
GHRP-6
Growth Hormone Releasing Peptide-6
Research 48%
Efficacy 44%
Safety 55%
Metabolic WeightlossPerformance
B
HGH Fragment 176-191
HGH Fragment 176-191
Research 48%
Efficacy 41%
Safety 65%
ImmuneRecovery Healing
B
LL-37
Cathelicidin LL-37
Research 40%
Efficacy 60%
Safety 75%
Growth HormoneLongevity Antiaging
C
Sermorelin
Sermorelin Acetate
Research 76%
Efficacy 47%
Safety 55%
Cosmetic SkinSexual Health
F
Melanotan II
Melanotan II
Research 56%
Efficacy 60%
Safety 0%
Growth HormoneLongevity Antiaging
C
CJC-1295 with DAC
CJC-1295 with Drug Affinity Complex
Research 43%
Efficacy 48%
Safety 55%
Cognitive NootropicImmune
B
Selank
Selank
Research 66%
Efficacy 47%
Safety 65%
Longevity AntiagingSleep
B
Epitalon
Epitalon
Research 48%
Efficacy 40%
Safety 70%
Growth Hormone
C
Hexarelin
Hexarelin
Research 48%
Efficacy 53%
Safety 45%
SleepCognitive Nootropic
B
DSIP
Delta Sleep-Inducing Peptide
Research 28%
Efficacy 40%
Safety 65%
Metabolic Weightloss
C
Cagrilintide
Cagrilintide
Research 96%
Efficacy 36%
Safety 45%
Metabolic WeightlossPerformance
B
AOD-9604
Anti-Obesity Drug-9604
Research 48%
Efficacy 33%
Safety 65%
Metabolic WeightlossGrowth Hormone
B
Ghrelin
Ghrelin
Research 60%
Efficacy 70%
Safety 70%
PainCardiovascular
B
CGRP
Calcitonin Gene-Related Peptide
Research 60%
Efficacy 70%
Safety 70%
Cognitive NootropicRecovery Healing
D
Cerebrolysin
Cerebrolysin
Research 73%
Efficacy 65%
Safety 25%
Sexual HealthPerformance
B
Abarelix
Abarelix
Research 76%
Efficacy 67%
Safety 80%
Recovery HealingCardiovascular
B
Bradykinin
Bradykinin
Research 70%
Efficacy 67%
Safety 70%
Metabolic WeightlossLongevity Antiaging
B
MOTS-C
Mitochondrial Open Reading Frame of the 12S rRNA-c
Research 50%
Efficacy 20%
Safety 80%
PainNatural Bioactive
B
Substance P
Substance P
Research 60%
Efficacy 67%
Safety 70%
SleepCognitive Nootropic
B
Orexin A
Orexin A
Research 60%
Efficacy 67%
Safety 70%
Metabolic Weightloss
F
Albiglutide
Albiglutide
Research 60%
Efficacy 80%
Safety 10%
Recovery HealingImmune
B
Thymosin Beta-4
Thymosin Beta-4
Research 48%
Efficacy 48%
Safety 65%
PainNatural Bioactive
B
Beta-endorphin
Beta-endorphin
Research 60%
Efficacy 60%
Safety 70%
CardiovascularAnti Inflammatory
B
B7-33
B7-33
Research 65%
Efficacy 20%
Safety 80%
Growth HormonePerformance
D
MK-677
Ibutamoren Mesylate
Research 63%
Efficacy 52%
Safety 25%
Longevity AntiagingImmune
C
Thymalin
Thymalin
Research 45%
Efficacy 40%
Safety 50%
Metabolic Weightloss
C
Adipotide
Adipotide
Research 53%
Efficacy 53%
Safety 60%
Cosmetic Skin
B
Snap-8
Acetyl Glutamyl Heptapeptide-3
Research 48%
Efficacy 60%
Safety 65%
Recovery HealingAnti Inflammatory
B
TB-500
Thymosin Beta-4 Fragment
Research 35%
Efficacy 22%
Safety 65%
ImmuneLongevity Antiaging
B
PNC-27
PNC-27
Research 20%
Efficacy 20%
Safety 80%
Recovery HealingLongevity Antiaging
B
Cartalax
Cartalax
Research 20%
Efficacy 35%
Safety 65%
PerformanceGrowth Hormone
C
PEG-MGF
Pegylated Mechano Growth Factor
Research 20%
Efficacy 14%
Safety 60%
Recovery HealingImmune
A
KPV
Lysine-Proline-Valine
Research 20%
Efficacy 20%
Safety 85%
Metabolic WeightlossNatural Bioactive
C
GLP-1
Glucagon-Like Peptide-1
Research 76%
Efficacy 60%
Safety 60%
Cognitive NootropicSleep
C
Pinealon
Pinealon
Research 33%
Efficacy 40%
Safety 45%
Cognitive Nootropic
C
Dihexa
Dihexa
Research 25%
Efficacy 15%
Safety 50%
CardiovascularNatural Bioactive
C
Endothelin-1
Endothelin-1
Research 68%
Efficacy 60%
Safety 50%
ImmuneMetabolic Weightloss
C
Hepcidin
Hepcidin
Research 60%
Efficacy 50%
Safety 55%
Gut HealthNatural Bioactive
B
Gastrin-17
Gastrin-17
Research 76%
Efficacy 47%
Safety 75%
Gut HealthNatural Bioactive
B
GLP-2
Glucagon-Like Peptide-2
Research 48%
Efficacy 60%
Safety 75%
CardiovascularNatural Bioactive
B
Atrial Natriuretic Peptide
Atrial Natriuretic Peptide
Research 68%
Efficacy 47%
Safety 75%
Metabolic WeightlossNatural Bioactive
B
NPY
Neuropeptide Y
Research 60%
Efficacy 47%
Safety 75%
Metabolic WeightlossPerformance
A
Irisin
Irisin
Research 48%
Efficacy 35%
Safety 85%
Cosmetic SkinNatural Bioactive
B
MSH
Melanocyte-Stimulating Hormone
Research 60%
Efficacy 40%
Safety 75%
Cognitive NootropicNatural Bioactive
B
PACAP
Pituitary Adenylate Cyclase-Activating Polypeptide
Research 48%
Efficacy 47%
Safety 65%
Metabolic WeightlossNatural Bioactive
B
PYY
Peptide YY
Research 56%
Efficacy 40%
Safety 75%
SleepCognitive Nootropic
B
Orexin B
Orexin B
Research 55%
Efficacy 47%
Safety 70%
Gut HealthNatural Bioactive
B
Motilin
Motilin
Research 68%
Efficacy 40%
Safety 75%
Cosmetic SkinImmune
D
Melanotan I
Melanotan I
Research 56%
Efficacy 40%
Safety 30%
Growth HormoneNatural Bioactive
B
Somatostatin-28
Somatostatin-28
Research 35%
Efficacy 47%
Safety 70%
PerformanceGrowth Hormone
D
MGF
Mechano Growth Factor
Research 40%
Efficacy 24%
Safety 40%
Cosmetic SkinHair Loss
B
PTD-DBM
Protein Transduction Domain — Dishevelled Binding Motif
Research 40%
Efficacy 20%
Safety 65%
Longevity AntiagingCognitive Nootropic
B
Humanin
Humanin
Research 40%
Efficacy 20%
Safety 75%
Longevity AntiagingImmune
C
Vilon
Vilon
Research 40%
Efficacy 17%
Safety 45%
CardiovascularMetabolic Weightloss
B
Apelin
Apelin
Research 40%
Efficacy 27%
Safety 75%
Cognitive NootropicNatural Bioactive
B
Galanin
Galanin
Research 40%
Efficacy 27%
Safety 75%
ImmuneNatural Bioactive
C
Melittin
Melittin
Research 40%
Efficacy 33%
Safety 50%
Cognitive NootropicNatural Bioactive
B
Neurotensin
Neurotensin
Research 40%
Efficacy 27%
Safety 70%
Longevity Antiaging
C
FOXO4-DRI
FOXO4-DRI
Research 30%
Efficacy 16%
Safety 60%
Cosmetic SkinRecovery Healing
D
AHK-Cu
Ala-His-Lys Copper
Research 30%
Efficacy 21%
Safety 40%
SleepCognitive Nootropic
B
Cortistatin-14
Cortistatin-14
Research 25%
Efficacy 20%
Safety 65%
ImmuneNatural Bioactive
B
Lactoferricin
Lactoferricin
Research 40%
Efficacy 30%
Safety 65%
Metabolic WeightlossPerformance
B
5-Amino-1MQ
5-Amino-1-methylquinolinium
Research 20%
Efficacy 16%
Safety 65%
Recovery HealingPain
D
Dermorphin
Dermorphin
Research 15%
Efficacy 24%
Safety 25%
PerformanceGrowth Hormone
F
IGF-1 LR3
Insulin-Like Growth Factor-1 Long R3
Research 40%
Efficacy 27%
Safety 10%
Cognitive NootropicAnti Inflammatory
C
PE-22-28
PE-22-28
Research 20%
Efficacy 15%
Safety 60%
Metabolic WeightlossNatural Bioactive
A
Spexin
Spexin
Research 28%
Efficacy 13%
Safety 85%
Featured Stacks
Research-backed peptide combinations with known synergy.
Wolverine Stack
ModerateBPC-157TB-500
Synergy 92%
Safe
$180/mo
View Stack
Russian Duo
ModerateSemaxSelank
Synergy 91%
Safe
$140/mo
View Stack
GH Pulse Duo
ModerateCJC-1295Ipamorelin
Synergy 90%
Safe
$160/mo
View Stack
Wolverine Plus
ModerateBPC-157TB-500GHK-Cu
Synergy 88%
Safe
$220/mo
View Stack
Post-Surgical
ModerateBPC-157TB-500ARA-290
Synergy 87%
Safe
$320/mo
View Stack
Longevity Base
ModerateEpitalonGHK-CuMOTS-c
Synergy 86%
Safe
$220/mo
View Stack
Female Center
Peptide guidance designed for women's bodies
Dosing considerations for hormonal cycles, pregnancy, menopause, and PCOS — not just "use half the dose."
47 peptides with female-specific guidance
Research Guides
Deep dives into specific use cases, safety considerations, and how to choose.