Peptide Comparison Tools
Compare research peptides two ways: browse head-to-head comparison guides for popular peptide matchups, or select any compound to compare vendor pricing by price per mg.
Head-to-Head Comparison Guides (12)
BPC-157 vs GHK-Cu
BPC-157 vs GHK-Cu: recovery peptide vs copper peptide for healing research. Different mechanisms, different strengths — here's how they compare.
BPC-157 vs TB-500
BPC-157 vs TB-500 compared: mechanisms, research findings, dosage protocols, and vendor pricing. Both are recovery peptides but work through different pathways.
CJC-1295 vs Ipamorelin
CJC-1295 vs Ipamorelin: GHRH analog vs GH secretagogue compared. Mechanisms, dosing, research applications, and why they're often studied together.
Epitalon vs GHK-Cu
Epitalon vs GHK-Cu: telomerase activator vs copper peptide for anti-aging research. Different mechanisms, different evidence — which has stronger data?
GHK-Cu vs AHK-Cu
GHK-Cu vs AHK-Cu: two copper peptides compared for anti-aging research. GHK-Cu has 50+ years of published data; AHK-Cu is a newer analog with emerging evidence.
GHRP-2 vs GHRP-6
GHRP-2 vs GHRP-6: two classic GH releasing peptides compared on potency, hunger effects, selectivity, and research applications.
MK-677 vs Ipamorelin
MK-677 (Ibutamoren) vs Ipamorelin compared: oral vs injectable GH secretagogue. Selectivity, side effects, IGF-1 elevation, and research applications.
PT-141 vs Melanotan II
PT-141 (bremelanotide) vs Melanotan II compared: FDA-approved sexual health peptide vs melanocortin agonist. Mechanisms, selectivity, research applications.
Selank vs Semax
Selank vs Semax: anxiolytic vs cognitive-enhancing nootropic peptides. Both from Russian research programs, but with different mechanisms and applications.
Semaglutide vs Retatrutide
Semaglutide vs Retatrutide: single GLP-1 agonist vs triple GLP-1/GIP/glucagon agonist. Comparing mechanisms, early trial data, and research availability.
Semaglutide vs Tirzepatide
Semaglutide vs Tirzepatide compared: mechanisms, efficacy data, dosing, and vendor pricing. Both are GLP-1 receptor agonists but tirzepatide adds GIP activity.
TB-500 vs Thymosin Alpha-1
TB-500 vs Thymosin Alpha-1: tissue repair thymic peptide vs immunomodulatory thymic peptide. Same gland, very different research applications.
Price Comparison by Compound (79)
Select a compound to compare prices across all vendors, sorted by price per mg.
5-Amino-1MQ
weight_loss
ACE-031
growth_hormone
AHK-Cu
anti_aging
AICAR
weight_loss
AOD-9604
weight_loss
ARA-290
recovery
Adipotide
weight_loss
Argireline
anti_aging
B7-33
recovery
BPC-157
recovery
BPC-157 Arginine Salt
recovery
Bronchogen
recovery
CJC-1295
growth_hormone
Cardiogen
recovery
Cartalax
anti_aging
Chonluten
recovery
Cortagen
cognitive
DSIP
cognitive
Decapeptide-12
anti_aging
Dihexa
cognitive
Epitalon
anti_aging
FOXO4-DRI
anti_aging
Follistatin-344
growth_hormone
GHK
anti_aging
GHK-Cu
anti_aging
GHRP-2
growth_hormone
GHRP-6
growth_hormone
GLP-2
recovery
Hexarelin
growth_hormone
Humanin
anti_aging
IGF-1 DES
growth_hormone
IGF-1 LR3
growth_hormone
Ipamorelin
growth_hormone
KPV
recovery
Kisspeptin-10
sexual_health
LL-37
recovery
Livagen
recovery
MK-677
growth_hormone
MOTS-c
cognitive
Matrixyl
anti_aging
Melanotan I
anti_aging
Melanotan II
sexual_health
NAC
recovery
NAD+
anti_aging
Nonapeptide-1
anti_aging
Ovagen
recovery
Oxytocin
cognitive
PE-22-28
cognitive
PEG-MGF
growth_hormone
PNC-27
anti_aging
PT-141
sexual_health
Pal-AHK
anti_aging
Pancragen
recovery
Pentapeptide-18
anti_aging
Pinealon
cognitive
Prostamax
sexual_health
Retatrutide
weight_loss
SLU-PP-332
weight_loss
SNAP-8
anti_aging
Selank
cognitive
Semaglutide
weight_loss
Semax
cognitive
Sermorelin
growth_hormone
Syn-AKE
anti_aging
Syn-Coll
anti_aging
TB-500
recovery
TRH
cognitive
Tesamorelin
growth_hormone
Testagen
sexual_health
Thymalin
anti_aging
Thymosin Alpha-1
recovery
Tirzepatide
weight_loss
Tripeptide-29
anti_aging
Triptorelin
sexual_health
VEGF-165
recovery
VIP
recovery
Vesugen
recovery
Vialox
anti_aging
Vilon
anti_aging