Educational content only. Not medical advice. Consult a qualified clinician before starting any compound.
Peptide Handbook
Start assessment
Directory

Every peptide we've reviewed

Ranked by overall rating — a composite of evidence quality, effect size, and UK legal status. Click any row to read the full profile.

Tirzepatide
Mounjaro · Zepbound · LY3298176
GLP-1 / GIP receptor agonist
4.6
High conf.
Semaglutide
Wegovy · Ozempic · Rybelsus
GLP-1 receptor agonist
4.3
High conf.
Retatrutide
LY3437943
GLP-1 / GIP / Glucagon receptor agonist
3.9
Medium conf.
CJC-1295
Modified GRF (1-29) · Tetrasubstituted GHRH · CJC-1295 DAC
GHRH analogue
3.7
Medium conf.
Liraglutide
Saxenda · Victoza
GLP-1 receptor agonist
3.6
High conf.
Ipamorelin
NNC 26-0161
Selective GHRP / ghrelin receptor agonist
3.6
Medium conf.
BPC-157
Pentadecapeptide BPC 157 · Body Protective Compound · PL 14736
Pentadecapeptide / gastric peptide derivative
3.4
Low conf.
TB-500
Thymosin Beta-4 fragment · Tβ4 17-23 fragment
Synthetic thymosin beta-4 fragment
2.9
Low conf.
Semax
Met-Glu-His-Phe-Pro-Gly-Pro · Heptapeptide ACTH(4-7) analogue
ACTH (4-7) heptapeptide analogue
2.7
Low conf.
MOTS-c
Mitochondrial-derived peptide MOTS-c
Mitochondrial-derived peptide
2.6
Low conf.
DSIP
Delta Sleep-Inducing Peptide · Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
Nonapeptide
2.5
Low conf.
Epitalon
Epithalon · Epithalamin (related parent compound)
Synthetic tetrapeptide (Ala-Glu-Asp-Gly)
2.4
Low conf.