SmartPeptide

Peptide Library

Searchable, scored, and cited. Each entry includes research-strength, popularity, and our composite SmartPeptide Score.

Educational only — not medical advice. SmartPeptide does not prescribe, diagnose, or treat. Always consult a licensed healthcare provider before using any peptide, supplement, medication, or protocol.

Semaglutide

Fat Loss
Strong

GLP-1 receptor agonist with extensive Phase 3 trial data for type 2 diabetes and chronic weight management. Prescription-only in most jurisdictions.

Research
95
Popular
99
Smart
97

Tirzepatide

Fat Loss
Strong

Dual GIP / GLP-1 receptor agonist with strong Phase 3 evidence in type 2 diabetes (SURPASS) and obesity (SURMOUNT).

Research
92
Popular
95
Smart
93

Thymosin Alpha-1

Inflammation
Strong

Immunomodulatory peptide approved in some countries (e.g., for hepatitis B). Studied in immune modulation contexts.

Research
70
Popular
65
Smart
68

GHK-Cu

Skin
Limited

Copper tripeptide studied in dermatology for skin remodeling and wound contexts. Topical formulations are widely used in cosmetics.

Research
55
Popular
78
Smart
64

BPC-157

Recovery
Preclinical

A pentadecapeptide derived from a sequence in human gastric juice. Most existing data is preclinical (animal models), exploring tissue repair, gut barrier, and tendon healing.

Research
35
Popular
92
Smart
58

CJC-1295 / Ipamorelin

Muscle
Limited

Growth-hormone secretagogue combination studied for stimulating endogenous GH pulses in research contexts.

Research
40
Popular
80
Smart
56

Semax

Cognitive
Limited

Heptapeptide analog of ACTH(4-10) studied in Russia for cognitive and neuroprotective effects after stroke.

Research
35
Popular
55
Smart
43

TB-500

Recovery
Preclinical

Synthetic fragment related to thymosin beta-4. Investigated in animal studies for cellular migration and tissue remodeling.

Research
25
Popular
70
Smart
43

Epitalon

Longevity
Limited

Tetrapeptide studied primarily in Russian gerontology research for telomerase modulation and pineal function.

Research
30
Popular
60
Smart
42

Selank

Cognitive
Limited

Synthetic analog of a fragment of human tuftsin, studied in Russia for anxiolytic and nootropic effects.

Research
30
Popular
50
Smart
38

KPV

Gut Health
Preclinical

Tripeptide derivative of α-MSH studied in animal models of intestinal and skin inflammation.

Research
25
Popular
45
Smart
33

DSIP

Sleep
Limited

Delta sleep-inducing peptide originally isolated in studies of EEG slow-wave activity. Modern human data is sparse.

Research
20
Popular
40
Smart
28