Peptides DB

Research-centric peptide and protocol reference hub

Best Peptides for Longevity

Epitalon, NAD+, Glutathione, SS-31 (Elamipretide), FOXO4-DRI, MOTS-c, and Humanin are the peptides most-studied for longevity-related endpoints — telomere maintenance, mitochondrial function, senescence clearance, and metabolic age markers. Each entry below links to its full research profile.

Ranked by approved-study count. 10 peptides in this category.

BPC-157Extensively Studied

Body Protection Compound-157 | Pentadecapeptide

Body Protective Compound often discussed for soft-tissue repair, GI support, and inflammation modulation.

4 studiesDominant effect: healing
Thymosin Alpha-1Well Studied

Synthetic Thymic Hormone | Immune System Modulator

### Thymosin Alpha-1 Summary Thymosin Alpha-1 (Tα1) is a peptide that plays a crucial role in modulating immune responses and has been investigated for its potential therapeutic applications in various conditions, including infections and inflammatory diseases.

4 studiesDominant effect: healing
SelankWell Studied

Anxiolytic & Nootropic Peptide | Tuftsin Analog

### Selank Summary Selank is a synthetic peptide derived from the naturally occurring peptide tuftsin, primarily studied for its potential anxiolytic and cognitive-enhancing properties. Research into Selank has focused on its effects on neuroprotection, stress response, and cognitive function, although further studies are needed to fully understand its mechanisms and therapeutic applications.

4 studiesDominant effect: neuro
SemaxWell Studied

Synthetic ACTH Analog | Nootropic & Neuroprotective Peptide

### Summary Semax is a synthetic peptide derived from the adrenocorticotropic hormone (ACTH) that has been investigated for its potential neuroprotective and cognitive-enhancing effects. Research suggests that Semax may influence various biological pathways, including neuroinflammation and intracellular calcium dynamics.

4 studiesDominant effect: neuro
DihexaEmerging

Synaptogenic Peptide | Cognitive Enhancement

Experimental nootropic peptide investigated for neuroprotection, memory, and stroke/spinal-cord recovery.

4 studiesDominant effect: healing
HumaninModerate Research

Mitochondria-Derived Peptide | HN

Mitochondria-associated peptide explored for longevity, metabolic, and organ-protective effects.

4 studiesDominant effect: metabolic
PE 22-28Emerging

TREK-1 Channel Blocker | Shortened Spadin Analog

### Summary PE 22-28 is a peptide that has garnered attention in various research contexts, particularly in relation to vascular health and metabolic conditions. Its potential implications in gestational diabetes and placental function are areas of ongoing investigation.

4 studies
SS-31Well Studied

Mitochondrial-Targeted Peptide | Cardiolipin Protector

### Summary SS-31, also known as Elamipretide, is a peptide that has garnered attention for its potential role in mitochondrial protection and its implications in various health conditions, particularly those involving oxidative stress and mitochondrial dysfunction.

4 studies
MOTS-CWell Studied

Mitochondrial-Derived Peptide | Metabolic Regulator

### Summary MOTS-C is a mitochondrial-derived peptide that has garnered attention for its potential roles in metabolic regulation and cellular stress responses. Emerging research suggests it may have implications in various health conditions, including cardiovascular diseases and placental function.

3 studies
5-amino-1MQPreclinical

NNMT Inhibitor | Longevity & Metabolic Enhancement

Research-peptide often discussed for body recomposition: weight-loss–focused with muscle preservation, cholesterol and inflammation effects.

1 studyDominant effect: metabolic