PEPTIDE
Verified ComparisonLast updated: 10 April 2026

SS-31 vs MOTS-c

SS-31 (elamipretide) targets inner mitochondrial membrane. MOTS-c (mitochondrial open reading frame of the 12S rRNA-c) acts on cellular signaling. Different targets.

Compound A

SS-31 / Elamipretide

Longevity

Evidence
4.4/ 5
A

Compound B

MOTS-c

Longevity

Evidence
4.2/ 5
A−
Editor's note
SS-31 focuses on cardiac and neuroprotection; MOTS-c on metabolic and exercise mimicry.
CriterionSS-31 / ElamipretideMOTS-c
Mitochondrial targetInner membrane (cardiolipin)Signaling pathway (AMP-K)
Cardiac research depthExtensiveGrowing
Metabolic/exercise researchGrowingPrimary focus
Neuroprotection dataSubstantialEmerging
Clinical trial advancementPhase II/III (cardiac)Early stages

Frequently asked questions

SS-31 has more clinical data; MOTS-c is emerging in metabolic research.