Reference library33 compounds
Research peptides reference library
A factual reference to 33 of the most-studied research peptides and compounds — molecular formula, weight, CAS number and the research areas each is investigated in. 4 are in stock now with batch-linked Certificates of Analysis; the rest are on our research-catalog roadmap. Every compound is supplied for laboratory research use only.
Metabolic & incretin research
GLP-1, GIP and glucagon receptor agonists and amylin analogs studied in metabolic, incretin and energy-balance research.
Retatrutide
In stockInvestigational triple GLP-1/GIP/glucagon receptor agonist studied in multi-receptor metabolic research.
CAS 2381089-83-2 · ≈4,731 Da
Tirzepatide
In stockDual GIP/GLP-1 receptor agonist widely used as a reference incretin peptide in metabolic research.
CAS 2023788-19-2 · ≈4,814 Da
Semaglutide
SoonLong-acting GLP-1 receptor agonist — the most-referenced single-incretin peptide in metabolic research.
CAS 910463-68-2 · ≈4,114 Da
Cagrilintide
SoonLong-acting amylin-receptor agonist studied alongside incretin peptides in metabolic research.
CAS 1949837-12-0 · ≈3,748 Da
Survodutide
SoonDual GLP-1/glucagon receptor agonist studied in metabolic and hepatic research.
CAS 2367067-45-4 · ≈4,930 Da
Mazdutide
SoonOxyntomodulin-derived GLP-1/glucagon dual agonist studied in metabolic research.
CAS 2259033-06-6 · ≈4,800 Da
AOD-9604
SoonModified growth-hormone C-terminal fragment studied in lipid-metabolism research.
CAS 221231-10-3 · ≈1,815 Da
HGH Fragment 176-191
SoonC-terminal fragment of human growth hormone studied in fat-metabolism research.
CAS 66004-57-7 · ≈1,817 Da
Repair & recovery research
Peptides investigated in tissue-repair, extracellular-matrix, angiogenesis and recovery models.
BPC-157
SoonPentadecapeptide derived from a gastric protein, extensively studied in tissue-repair research.
CAS 137525-51-0 · ≈1,419 Da
TB-500
SoonSynthetic form of thymosin β4 studied in cell-migration and tissue-repair research.
CAS 77591-33-4 · ≈4,963 Da
GHK-Cu
In stockCopper-binding tripeptide studied in skin, matrix-remodeling and biomaterials research.
CAS 49557-75-7 · ≈404 Da
GHK
SoonThe copper-free glycyl-histidyl-lysine tripeptide studied as the ligand behind GHK-Cu.
CAS 49557-75-7 · ≈340 Da
KPV
SoonC-terminal α-MSH tripeptide studied in inflammation and mucosal-repair research.
CAS 67727-97-3 · ≈342 Da
Growth-hormone secretagogue research
Growth-hormone-releasing hormone analogs and ghrelin-receptor secretagogues studied in somatotropic-axis research.
Ipamorelin
SoonSelective ghrelin-receptor secretagogue studied in growth-hormone-axis research.
CAS 170851-70-4 · ≈712 Da
CJC-1295
SoonLong-acting GHRH analog studied in growth-hormone-releasing research.
CAS 863288-34-0 · ≈3,647 Da
Sermorelin
SoonThe 1-29 fragment of GHRH, a classic reference growth-hormone-releasing peptide.
CAS 86168-78-7 · ≈3,358 Da
Tesamorelin
SoonStabilized GHRH analog studied in growth-hormone-axis and lipid-research models.
CAS 218949-48-5 · ≈5,136 Da
Hexarelin
SoonPotent ghrelin-receptor secretagogue studied in GH-release and cardiac research.
CAS 140703-51-1 · ≈887 Da
GHRP-2
SoonGrowth-hormone-releasing peptide-2 studied as a ghrelin-receptor secretagogue.
CAS 158861-67-7 · ≈817 Da
GHRP-6
SoonGhrelin-receptor secretagogue studied for GH release and appetite signaling.
CAS 87616-84-0 · ≈873 Da
Longevity & mitochondrial research
NAD precursors, mitochondrial-derived peptides and telomere/aging models.
NAD+
In stockEssential redox coenzyme studied in cellular-energy and aging research.
CAS 53-84-9 · ≈663 Da
NMN
SoonDirect NAD+ precursor studied in longevity and metabolic research.
CAS 1094-61-7 · ≈334 Da
Epithalon
SoonSynthetic tetrapeptide studied in telomerase and cellular-aging research.
CAS 307297-39-8 · ≈390 Da
MOTS-c
SoonMitochondrial-derived peptide studied in metabolic and exercise-physiology research.
CAS 1627580-64-6 · ≈2,174 Da
SS-31
SoonMitochondria-targeting peptide studied in cardiolipin and bioenergetics research.
CAS 736992-21-5 · ≈640 Da
Melanocortin & pigmentation research
Melanocortin-receptor agonists studied in pigmentation and neuroendocrine signaling research.
Melanotan II
SoonCyclic melanocortin-receptor agonist studied in pigmentation research.
CAS 121062-08-6 · ≈1,024 Da
Melanotan I
SoonSelective α-MSH analog studied in melanogenesis and photoprotection research.
CAS 75921-69-6 · ≈1,647 Da
PT-141
SoonMelanocortin-4-receptor-focused agonist studied in neuroendocrine research.
CAS 189691-06-3 · ≈1,025 Da
Neuro & immune research
Regulatory peptides investigated in neuroprotective, nootropic and immune-modulation research.
Selank
SoonTuftsin-derived heptapeptide studied in anxiolytic and neuromodulation research.
CAS 129954-34-3 · ≈751 Da
Semax
SoonACTH(4-10)-derived heptapeptide studied in neuroprotection and nootropic research.
CAS 80714-61-0 · ≈814 Da
Thymosin Alpha-1
SoonThymic peptide studied in immune-modulation and host-defense research.
CAS 62304-98-7 · ≈3,108 Da
DSIP
SoonDelta sleep-inducing peptide studied in sleep-regulation and neuroendocrine research.
CAS 62568-57-4 · ≈849 Da
Kisspeptin-10
SoonKISS1-derived decapeptide studied in reproductive-neuroendocrine research.
CAS 374675-21-5 · ≈1,302 Da
Looking for something specific?
Every compound above has a dedicated research reference page. If a compound you need isn't stocked yet, contact us — we release documented, third-party-tested batches on a rolling basis.