What MOTS-c is
MOTS-c is a mitochondrial-derived peptide discussed in metabolic stress signaling, exercise-response biology, and aging research.
MOTS-c is grouped under Longevity + Skin on PeptideFactCheck because it has a strong longevity and metabolic optimization narrative because it connects mitochondria, exercise, and aging.
The useful starting point is to separate the molecule itself from the internet story around it. It sounds like a mitochondrial performance switch.
Why people keep looking it up
People look at MOTS-c for metabolism, mitochondria, exercise mimicking, endurance, and longevity.
MOTS-c is a mitochondrial-derived peptide discussed in metabolic stress and energy-response signaling.
MOTS-c tends to stay in the conversation because it touches a familiar public theme: mitochondrial peptide, metabolic stress, and ampk. That makes it easy for the claim to travel faster than the evidence.
What the evidence can support right now
The story is mechanistically interesting, but mostly preclinical for the big optimization claims.
Human evidence is early and not sufficient for broad optimization claims.
Preclinical work has explored metabolic effects, stress response, and age-related physiology.
Why this page carries the current tier: Mechanistically interesting with mostly preclinical support.
The current seed trail for MOTS-c is pulling from 1 literature source, 1 trials source, 1 databases source, and 1 safety source.
Safety, limits, and regulatory context
Long-term human outcomes, product quality, and the leap from signaling markers to clinical benefit remain unclear.
No FDA-approved MOTS-c drug product is listed in this V1 source trail.
Editorial boundary: PeptideFactCheck does not publish dosing, cycling, sourcing, injection, or administration instructions for MOTS-c. The job here is to explain the public claim, the mechanism story, the evidence strength, and the current limits.
Molecular and identifier data
The current PubChem match for MOTS-c is CID 146675088. That gives the page a source-backed chemistry record rather than a placeholder identifier block.
- PubChem CID
- 146675088
- Formula
- C101H152N28O22S2
- Molecular weight
- 2174.6
- InChIKey
- WYTHCOXVWRKRAH-LOKRTKBUSA-N
Matched synonyms include Mots-c, 1627580-64-6, UNII-A5CV6JFB78, MOTS-c (human) (trifluoroacetate salt), A5CV6JFB78, H-MRWQEMGYIFYPRKLR-OH, orb2279120, orb3032863.
Open PubChem recordClinical trial snapshot
The current ClinicalTrials.gov intervention query for MOTS-c returns 4 study records. This does not prove efficacy by itself, but it does show whether the peptide is showing up in a formal trial registry rather than only in forums or vendor copy.
Literature snapshot
The current PubMed query for MOTS-c returns 707 results. The articles below are a quick literature surface so the page shows actual papers instead of only generic evidence labels.
Source trail
Each linked source is shown directly so the page can be audited. The page now combines its editorial seed trail with automated official-source enrichment generated on 2026-04-24 from PubChem, ClinicalTrials.gov, PubMed, DailyMed, openFDA label, and Drugs@FDA.