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 LossGLP-1 receptor agonist with extensive Phase 3 trial data for type 2 diabetes and chronic weight management. Prescription-only in most jurisdictions.
Tirzepatide
Fat LossDual GIP / GLP-1 receptor agonist with strong Phase 3 evidence in type 2 diabetes (SURPASS) and obesity (SURMOUNT).
Thymosin Alpha-1
InflammationImmunomodulatory peptide approved in some countries (e.g., for hepatitis B). Studied in immune modulation contexts.
GHK-Cu
SkinCopper tripeptide studied in dermatology for skin remodeling and wound contexts. Topical formulations are widely used in cosmetics.
BPC-157
RecoveryA pentadecapeptide derived from a sequence in human gastric juice. Most existing data is preclinical (animal models), exploring tissue repair, gut barrier, and tendon healing.
CJC-1295 / Ipamorelin
MuscleGrowth-hormone secretagogue combination studied for stimulating endogenous GH pulses in research contexts.
Semax
CognitiveHeptapeptide analog of ACTH(4-10) studied in Russia for cognitive and neuroprotective effects after stroke.
TB-500
RecoverySynthetic fragment related to thymosin beta-4. Investigated in animal studies for cellular migration and tissue remodeling.
Epitalon
LongevityTetrapeptide studied primarily in Russian gerontology research for telomerase modulation and pineal function.
Selank
CognitiveSynthetic analog of a fragment of human tuftsin, studied in Russia for anxiolytic and nootropic effects.
KPV
Gut HealthTripeptide derivative of α-MSH studied in animal models of intestinal and skin inflammation.
DSIP
SleepDelta sleep-inducing peptide originally isolated in studies of EEG slow-wave activity. Modern human data is sparse.