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All editionsMethodologyUpdated · June 2026
Peptide catalog · 10 compounds tracked

Peptide catalog.
Every compound, every vendor, every price.

Body Protection Compound
BPC-157
15-amino-acid peptide derived from a protective protein in gastric juice. Most-researched peptide in the vendor market.
10 vendors739
Thymosin Beta-4 fragment
TB-500
Synthetic fragment of thymosin beta-4. Actively researched for soft-tissue repair.
10 vendors1255
Nootropic peptide
Selank
Russian heptapeptide derived from tuftsin. Anxiolytic/nootropic research.
10 vendors941
Nootropic peptide
Semax
ACTH(4-10) analog. Investigated for cognitive and neuroprotective effects.
10 vendors1862
Telomerase peptide
Epithalon
Ala-Glu-Asp-Gly tetrapeptide. Researched for circadian and telomere biology.
10 vendors1145
Copper peptide
GHK-Cu
Gly-His-Lys copper complex. Researched for skin repair and mitochondrial function.
10 vendors1458
Fat metabolism research fragment
AOD-9604
Modified C-terminal fragment of human growth hormone (hGH 177–191). Researched for adipose-tissue mechanisms; not approved for human therapeutic use.
Listings coming soon
Melanocortin receptor research
PT-141
Cyclic melanocortin-receptor agonist derived from α-MSH. The active molecule in Vyleesi (FDA-approved 2019, prescription-only for HSDD); research-peptide formulations are sold under research-use-only labelling and are not approved for human therapeutic use.
Listings coming soon
Immune-modulation research
Thymosin Alpha-1
N-terminally acetylated 28-residue peptide derived from prothymosin alpha. Researched for T-cell maturation pathways. Marketed in some countries as Zadaxin (Italy, Mexico, China) under prescription; research-peptide formulations are not approved for human therapeutic use.
Listings coming soon
Sleep research neuropeptide
DSIP
Delta sleep-inducing peptide — 9-residue neuropeptide first isolated from cerebral venous blood during low-frequency sleep induction. Researched for sleep–wake cycle mechanisms; not approved for human therapeutic use anywhere.
Listings coming soon