---
title: "Peptides discussed for Energy & Endurance"
url: https://humanpeptides.fyi/objectives/energy
site: humanpeptides.fyi
last_reviewed: 2026-10-11
---


# Energy & Endurance

> humanpeptides.fyi makes no claims of its own. Every statement below reports what a cited source says, with its link. Not medical advice.

Energy & Endurance: 8 peptides and related compounds in this index have at least one researched benefit that sources link to energy & endurance. Those with approved or trial-backed evidence: SS-31, Vitamin B12, L-carnitine.

| Peptide | Evidence label | What sources discuss for this goal |
|---|---|---|
| [SS-31](https://humanpeptides.fyi/peptides/ss-31) | Approved (specific use) | Mitochondrial function, animal; Exercise tolerance, animal and anecdotal |
| [Vitamin B12](https://humanpeptides.fyi/peptides/vitamin-b12) | Approved (specific use) | Treats B12 deficiency; Clearer thinking when deficient |
| [FOXO4-DRI](https://humanpeptides.fyi/peptides/foxo4-dri) | Preclinical | Clears senescent cells, mice |
| [MOTS-c](https://humanpeptides.fyi/peptides/mots-c) | Preclinical | Insulin sensitivity, animal; Exercise capacity, animal; Endurance, anecdotal |
| [L-carnitine](https://humanpeptides.fyi/peptides/l-carnitine) | Approved (specific use) | Exercise recovery; Treats carnitine deficiency |
| [NAD+](https://humanpeptides.fyi/peptides/nad-plus) | Early human | Mitochondria and sirtuins, lab data; Energy and focus, anecdotal |
| [Selank](https://humanpeptides.fyi/peptides/selank) | Early human | Less fatigue, small studies |
| [Lipo-C](https://humanpeptides.fyi/peptides/lipo-c) | Unstudied | Energy from B12, unproven |

## Questions about energy & endurance

### Which peptides are discussed for energy & endurance?

SS-31, Vitamin B12, FOXO4-DRI, MOTS-c, L-carnitine, NAD+, Selank, Lipo-C.

### Which have the strongest evidence for energy & endurance?

Labelled approved or trial-backed: SS-31, Vitamin B12, L-carnitine. Approval covers specific uses only.

### Is any of this a recommendation?

No. humanpeptides.fyi makes no claims of its own. Each entry reports what cited sources say, with links. Talk to a licensed clinician.