The peptide encyclopedia
Start here to understand what a peptide is and what the research actually says — then jump straight to a live price comparison when you're ready to buy for your research.
Weight Loss / GLP-1 & Metabolic
(7)Cagrilintide
Cagri
Amylin analog studied alongside semaglutide (CagriSema).
Orforglipron
Lilly's oral small-molecule GLP-1 — the first daily GLP-1 pill without food restrictions.
Retatrutide
Reta, GLP-3, triple agonist
Triple-agonist (GLP-1/GIP/glucagon) drawing the most research interest of any current weight compound.
Tirzepatide
Tirz
Dual GIP/GLP-1 receptor agonist behind Mounjaro and Zepbound.
Healing & Recovery
(6)ARA-290
Cibinetide
Erythropoietin-derived peptide studied for neuropathic pain and inflammation research.
BPC-157
Body Protection Compound
The most-discussed recovery peptide in the research community.
KPV
Lys-Pro-Val
Tripeptide fragment of alpha-MSH studied in inflammation and gut-barrier research models.
LL-37
Cathelicidin
The human antimicrobial peptide, studied in biofilm and immune-defense research.
TB-500
Thymosin Beta-4 fragment
Recovery peptide frequently stacked with BPC-157.
Anti-Aging / Longevity
(9)GHK-Cu
Copper Peptide
Copper tripeptide studied for skin and tissue applications.
Glutathione
The body's master antioxidant, compared here across single-vial lab formats.
Kisspeptin
Kisspeptin-10
Master upstream regulator of the reproductive hormone axis.
NAD+
Nicotinamide adenine dinucleotide
Coenzyme studied for cellular energy and longevity research.
PT-141
Bremelanotide
Melanocortin peptide studied for libido research.
SS-31
Elamipretide, MTP-131
Mitochondria-targeting tetrapeptide studied for cardiolipin and cellular-energy research.
Thymalin
Thymic extract peptide from the Khavinson course-based tradition.
Growth Hormone
(9)CJC-1295
with/without DAC
GHRH analog commonly blended with ipamorelin.
GHRP-2
Classic GH secretagogue; stronger pulse than GHRP-6 with less appetite effect.
GHRP-6
Classic ghrelin-receptor secretagogue known for strong appetite stimulation.
Hexarelin
The strongest short-block GH secretagogue; desensitizes fastest, run in short cycles.
IGF-1 LR3
Long R3 IGF-1
Long R3 IGF-1 analog; matched only to explicit LR3 products, not DES or media-grade IGF variants.
Ipamorelin
Selective growth-hormone secretagogue, often paired with CJC-1295.
PEG-MGF
Pegylated mechano growth factor
Post-training muscle-repair peptide; not currently listed by our tested vendors.
Sermorelin
GHRH 1-29
The original GHRH fragment; gentle growth-hormone support with a former-approved-product history.
Cognitive / Nootropic
(4)Dihexa
Potent synaptogenic research compound; sold mainly in capsule formats we don't yet compare.
DSIP
Delta sleep-inducing peptide
Sleep-architecture research peptide tracked as a single-vial product across lab vendors.
Cosmetic
(3)Melanotan 1
MT-1, afamelanotide analog
The gentler first-generation tanning peptide; approved-twin pedigree (Scenesse).
Snap-8
Acetyl octapeptide-3, Argireline family
Topical-only anti-wrinkle peptide for expression lines; never injected.
Blends
(8)BPC-157 + TB-500 + KPV Blend
Tri-Blend
Three-component recovery blend combining BPC-157, TB-500/TB4, and KPV.
BPC-157 + TB-500 Blend
Wolverine, BPC/TB4
Recovery research blend combining BPC-157 with TB-500/TB4 across vendor naming variants.
CJC-1295 + Ipamorelin Blend
FIT Stack, CJC/Ipa, 2X Blend
Growth-hormone research blend pairing CJC-1295 without DAC with ipamorelin.
GHK-Cu + KPV Blend
Beauty Blend, GHKPV
Composition-matched GHK-Cu and KPV blend, including Beauty Blend and GHKPV labels.
GLOW Blend
GHK-Cu + BPC-157 + TB-500/TB4
Composition-matched GHK-Cu, BPC-157, and TB-500/TB4 blend, regardless of vendor naming.
KLOW Blend
GHK-Cu + BPC-157 + TB-500/TB4 + KPV
Composition-matched GLOW-style blend with KPV added; matched by ingredients, not label alone.
Semax + Selank Blend
Nootropic research blend combining Semax and Selank in the same vial.
Tesamorelin + Ipamorelin Blend
Tesa/Ipa
Growth-hormone research blend pairing tesamorelin with ipamorelin.
Supplies / Reconstitution
(1)BAC Water
Bacteriostatic water
Reconstitution supply compared by price per milliliter instead of price per milligram.