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Peptide library

106 research profiles, each with molecular data and a graded level of human evidence. Browse by what they are studied for, or search by name. Or follow the story of every peptide on the history timeline.

Browse by research area

Research areas show what a compound is studied for, not proof that it works. Always check the evidence level on each profile.

Research area
Class

BPC-157

Repair & Tissue Biology
15residues
1,419.5daltons
Evidence: Preclinical

TB-500

Repair & Tissue Biology
7residues
889.0daltons
Evidence: Preclinical

CJC-1295

Endocrine & Growth
29residues
3,647.2daltons
Evidence: Early human

Ipamorelin

Endocrine & Growth
5residues
711.9daltons
Evidence: Early human

Tesamorelin

Endocrine & Growth
44residues
5,135.9daltons
Evidence: Approved use

AOD-9604

Metabolic Research
16residues
1,815daltons
Evidence: Controlled trials

MOTS-c

Mitochondrial & Longevity
16residues
2,174.6daltons
Evidence: Preclinical

SS-31 (Elamipretide)

Mitochondrial & Longevity
4residues
639.8daltons
Evidence: Approved use

NAD+

Related Molecules
—coenzyme
663.4daltons
Evidence: Early human

GHK-Cu

Repair & Tissue Biology
3residues
403.9daltons
Evidence: Early human

KPV

Repair & Tissue Biology
3residues
342.4daltons
Evidence: Preclinical

Thymosin beta-4

Repair & Tissue Biology
43residues
4,963.4daltons
Evidence: Controlled trials

Thymosin alpha-1

Immunology
28residues
3,108.3daltons
Evidence: Controlled trials

LL-37

Immunology
37residues
4,493daltons
Evidence: Controlled trials

Sermorelin

Endocrine & Growth
29residues
3,357.9daltons
Evidence: Controlled trials

GHRP-2

Endocrine & Growth
6residues
817.98daltons
Evidence: Early human

GHRP-6

Endocrine & Growth
6residues
873.0daltons
Evidence: Early human

Hexarelin

Endocrine & Growth
6residues
887.0daltons
Evidence: Early human

Gonadorelin

Endocrine & Growth
10residues
1,182.3daltons
Evidence: Controlled trials

Kisspeptin-10

Endocrine & Growth
10residues
1,302.4daltons
Evidence: Early human

Semaglutide

Metabolic Research
31residues
4,113.6daltons
Evidence: Approved use

Tirzepatide

Metabolic Research
39residues
4,813.5daltons
Evidence: Approved use

Retatrutide

Metabolic Research
39residues
4,731.4daltons
Evidence: Controlled trials

Glucagon

Metabolic Research
29residues
3,482.8daltons
Evidence: Approved use

Amylin

Metabolic Research
37residues
3,903.3daltons
Evidence: Early human

Pramlintide

Metabolic Research
37residues
3,949.4daltons
Evidence: Approved use

Humanin

Mitochondrial & Longevity
24residues
2,687.3daltons
Evidence: Preclinical

SHLP2

Mitochondrial & Longevity
26residues
3,017.5daltons
Evidence: Preclinical

Semax

Neuroscience
7residues
813.9daltons
Evidence: Early human

Selank

Neuroscience
7residues
751.9daltons
Evidence: Early human

Oxytocin

Neuroscience
9residues
1,007.2daltons
Evidence: Approved use

Vasopressin

Neuroscience
9residues
1,084.2daltons
Evidence: Approved use

DSIP

Neuroscience
9residues
848.8daltons
Evidence: Early human

Substance P

Neuroscience
11residues
1,347.6daltons
Evidence: Early human

Neuropeptide Y

Neuroscience
36residues
4,271.7daltons
Evidence: Preclinical

VIP

Neuroscience
28residues
3,325.8daltons
Evidence: Controlled trials

PACAP-38

Neuroscience
38residues
4,534.3daltons
Evidence: Early human

Calcitonin

Endocrine & Growth
32residues
3,431.9daltons
Evidence: Approved use

Parathyroid hormone (PTH)

Endocrine & Growth
84residues
9,424.7daltons
Evidence: Approved use

Teriparatide

Endocrine & Growth
34residues
4,117.8daltons
Evidence: Approved use

Liraglutide

Metabolic Research
31residues
3,751.2daltons
Evidence: Approved use

Exenatide

Metabolic Research
39residues
4,186.6daltons
Evidence: Approved use

Dulaglutide

Metabolic Research
Largeprotein
63,000daltons
Evidence: Approved use

Bremelanotide

Neuroscience
7residues
1,025.2daltons
Evidence: Approved use

Melanotan II

Neuroscience
7residues
1,024.2daltons
Evidence: Early human

Epitalon

Mitochondrial & Longevity
4residues
390.4daltons
Evidence: Preclinical

ARA-290 / Cibinetide

Repair & Tissue Biology
11residues
1,257.3daltons
Evidence: Controlled trials

Bivalirudin

Approved Peptide Medicines
20residues
2,180.3daltons
Evidence: Approved use

Desmopressin

Approved Peptide Medicines
9residues
1,069.2daltons
Evidence: Approved use

Octreotide

Approved Peptide Medicines
8residues
1,019.2daltons
Evidence: Approved use

Lanreotide

Approved Peptide Medicines
8residues
1,096.3daltons
Evidence: Approved use

Leuprolide

Approved Peptide Medicines
9residues
1,209.4daltons
Evidence: Approved use

Degarelix

Approved Peptide Medicines
10residues
1,632.3daltons
Evidence: Approved use

CT20p

Oncology Research

Bax-derived peptide investigated with nanoparticle delivery in experimental cancer models.

20Amino acids
CCT / TRiCProposed target
Evidence: Preclinical

Abaloparatide

Endocrine & Growth
34residues
3,960daltons
Evidence: Approved use

Albiglutide

Metabolic Research
—residues
72,000daltons
Evidence: Controlled trials

Angiotensin II

Approved Peptide Medicines
8residues
1,046daltons
Evidence: Approved use

Aprotinin

Approved Peptide Medicines
58residues
6,511daltons
Evidence: Controlled trials

Bulevirtide

Approved Peptide Medicines
47residues
5,399daltons
Evidence: Approved use

Cagrilintide

Metabolic Research
38residues
4,409daltons
Evidence: Controlled trials

Carfilzomib

Approved Peptide Medicines
4residues
720daltons
Evidence: Approved use

Cetrorelix

Endocrine & Growth
10residues
1,431daltons
Evidence: Approved use

Colistimethate sodium

Approved Peptide Medicines
10residues
1,743daltons
Evidence: Approved use

Corticotropin

Endocrine & Growth
39residues
4,541daltons
Evidence: Approved use

Cosyntropin

Endocrine & Growth
24residues
2,933daltons
Evidence: Approved use

Dalbavancin

Approved Peptide Medicines
—residues
1,817daltons
Evidence: Approved use

Daptomycin

Approved Peptide Medicines
13residues
1,621daltons
Evidence: Approved use

Desirudin

Approved Peptide Medicines
63residues
6,963daltons
Evidence: Controlled trials

Ecallantide

Approved Peptide Medicines
60residues
7,054daltons
Evidence: Approved use

Enfuvirtide

Approved Peptide Medicines
36residues
4,492daltons
Evidence: Controlled trials

Eptifibatide

Approved Peptide Medicines
7residues
832daltons
Evidence: Approved use

Ganirelix

Endocrine & Growth
10residues
1,570daltons
Evidence: Approved use

Goserelin

Endocrine & Growth
10residues
1,269daltons
Evidence: Approved use

Histrelin

Endocrine & Growth
9residues
1,323daltons
Evidence: Approved use

Icatibant

Approved Peptide Medicines
10residues
1,305daltons
Evidence: Approved use

Insulin (human)

Metabolic Research
51residues
5,794daltons
Evidence: Approved use

Insulin aspart

Metabolic Research
51residues
5,832daltons
Evidence: Approved use

Insulin degludec

Metabolic Research
51residues
6,104daltons
Evidence: Approved use

Insulin detemir

Metabolic Research
51residues
5,917daltons
Evidence: Approved use

Insulin glargine

Metabolic Research
53residues
6,063daltons
Evidence: Approved use

Insulin glulisine

Metabolic Research
51residues
5,823daltons
Evidence: Approved use

Insulin lispro

Metabolic Research
51residues
5,814daltons
Evidence: Approved use

Linaclotide

Metabolic Research
14residues
1,527daltons
Evidence: Approved use

Lixisenatide

Metabolic Research
44residues
4,858daltons
Evidence: Approved use

Mecasermin

Endocrine & Growth
70residues
7,649daltons
Evidence: Approved use

Metreleptin

Endocrine & Growth
147residues
16,050daltons
Evidence: Approved use

Nafarelin

Endocrine & Growth
10residues
1,322daltons
Evidence: Approved use

Nesiritide

Approved Peptide Medicines
32residues
3,464daltons
Evidence: Controlled trials

Oritavancin

Approved Peptide Medicines
—residues
1,793daltons
Evidence: Approved use

Palifermin

Approved Peptide Medicines
140residues
16,300daltons
Evidence: Approved use

Pasireotide

Endocrine & Growth
6residues
1,047daltons
Evidence: Approved use

Plecanatide

Metabolic Research
16residues
1,682daltons
Evidence: Approved use

Polymyxin B

Approved Peptide Medicines
10residues
1,203daltons
Evidence: Approved use

Romidepsin

Approved Peptide Medicines
4residues
541daltons
Evidence: Approved use

Romiplostim

Endocrine & Growth
—residues
59,000daltons
Evidence: Approved use

Secretin

Metabolic Research
27residues
3,056daltons
Evidence: Approved use

Setmelanotide

Endocrine & Growth
7residues
1,117daltons
Evidence: Approved use

Somatropin

Endocrine & Growth
191residues
22,124daltons
Evidence: Approved use

Teduglutide

Metabolic Research
34residues
3,752daltons
Evidence: Approved use

Telavancin

Approved Peptide Medicines
—residues
1,756daltons
Evidence: Approved use

Terlipressin

Approved Peptide Medicines
12residues
1,227daltons
Evidence: Approved use

Triptorelin

Endocrine & Growth
10residues
1,311daltons
Evidence: Approved use

Vancomycin

Approved Peptide Medicines
7residues
1,449daltons
Evidence: Approved use

Ziconotide

Approved Peptide Medicines
25residues
2,639daltons
Evidence: Approved use

CBL-514

Related Molecules · Not a peptide

Caliway’s investigational small molecule for localized fat reduction.

Small moleculeClassification
Phase 3Abdominal fat program
Evidence: Controlled trials

P11-4

Repair & Tissue Biology

Self-assembling peptide supporting mineral repair in early enamel lesions. Not a filling for an existing cavity.

11residues
Dentalresearch context
Evidence: Controlled trials