MOTS-c
Mitochondrial Open Reading Frame of the 12S rRNA Type-c
The mitochondrial peptide
A 16-amino-acid peptide encoded by the mitochondrial genome — one of only a handful of known mitochondrial-derived peptides (MDPs). MOTS-c acts as a retrograde signal from mitochondria to the nucleus, activating AMPK and regulating metabolic homeostasis. It functions as an exercise mimetic, improving insulin sensitivity, fat oxidation, and cellular stress resilience.
- Route
- Subcutaneous
- Typical dose
- 5 mg 1x/week
- Availability
- Research-only
Key Benefits
AMPK activation and metabolic homeostasis
Improved insulin sensitivity and glucose regulation
Enhanced fat oxidation and body composition
Mitochondrial biogenesis and function
Exercise-mimetic cellular adaptations
Mechanism of Action
How MOTS-c works
MOTS-c bridges mitochondrial and nuclear signaling to regulate whole-body metabolism:
- AMPK activation — directly activates AMP-activated protein kinase, the master metabolic sensor that promotes fat oxidation, glucose uptake, and mitochondrial biogenesis while suppressing energy-wasteful anabolic processes
- Folate-methionine cycle modulation — inhibits the folate cycle, redirecting one-carbon metabolism and increasing AICAR accumulation, which is the endogenous activator of AMPK. This is the mechanistic link between MOTS-c and metabolic regulation.
- Nuclear translocation under stress — during metabolic or oxidative stress, MOTS-c translocates to the nucleus and regulates adaptive gene expression via interaction with ARE-containing promoters, functioning as a mitochondria-to-nucleus stress signal
- Exercise mimetic effects — recapitulates many molecular signatures of exercise including improved glucose tolerance, increased fat oxidation, and enhanced mitochondrial function, earning it the label "exercise in a peptide"
Your Genetics & MOTS-c
Genetic variants that affect your response
These SNPs determine how effectively MOTS-c works for you specifically. A genetic peptide report identifies your variants before you start.
This mitochondrial DNA variant occurs within the gene encoding MOTS-c itself, producing a K14Q substitution. Found at higher frequency in East Asian populations, it alters MOTS-c function and is associated with increased risk of type 2 diabetes and reduced exercise capacity.
The Gly482Ser variant in PGC-1alpha reduces mitochondrial biogenesis capacity. Since MOTS-c promotes mitochondrial function through AMPK-PGC-1alpha signaling, Ser482 carriers with lower baseline mitochondrial capacity may see proportionally greater metabolic improvement.
Variants in the AMPK alpha-2 catalytic subunit affect AMPK activation threshold and signaling intensity. Since MOTS-c's primary mechanism is AMPK activation, these variants directly modulate downstream metabolic response.
Which variants do you carry?
Upload your DNA data or order a kit to find out.
Evidence & Research
25+
Published studies
Animal studies and in vitro data with promising but limited clinical validation
Sourcing & access
Where to buy MOTS-c
MOTS-c is sold as a research compound, not a licensed medicine, so quality and legal status vary widely by country and vendor. If you're sourcing it, treat independent purity testing as non-negotiable.
- Insist on a recent third-party Certificate of Analysis (COA) for the exact batch — labs like Janoshik verify purity and identity.
- Check the legal status where you live before ordering — it differs from country to country.
- Reconstitute correctly with bacteriostatic water and start at a conservative dose.
Swiss Chems is a US research-chemical supplier that publishes third-party Certificates of Analysis. Sold for research use only — check your local laws.
Before you buy: see whether your DNA actually responds to MOTS-c, and at what dose. Analyze my DNA — $99 →
Educational information only, not medical advice. Some outbound links are affiliate links (disclosed, at no extra cost to you). Most peptides are not FDA-approved — consult a qualified professional and check your local laws before purchasing.
Common Stacks
MOTS-c is commonly combined with:
Epithalon
Mitochondrial Longevity StackEmerging EvidenceEpitalon (Ala-Glu-Asp-Gly)
A synthetic tetrapeptide based on the natural pineal gland peptide epithalamin. Epithalon activates telomerase, the enzyme that maintains telomere length, potentially slowing cellular aging. Discovered by Professor Vladimir Khavinson, it remains one of the most studied anti-aging peptides in gerontology.
3
Gene variants
20+
Studies
SS-31
Complete Mitochondrial StackModerate EvidenceSS-31 (Elamipretide / Bendavia / MTP-131)
A synthetic tetrapeptide (D-Arg-Dmt-Lys-Phe-NH2) that selectively targets cardiolipin in the inner mitochondrial membrane. SS-31 stabilizes electron transport chain function, reduces reactive oxygen species production at the source, and prevents mitochondrial permeability transition. Currently in clinical trials for heart failure, mitochondrial myopathy, and age-related mitochondrial dysfunction.
4
Gene variants
50+
Studies
AOD-9604
Metabolic Optimization StackEmerging EvidenceAdvanced Obesity Drug 9604 (hGH Fragment 177-191)
A modified 16-amino-acid fragment of human growth hormone (amino acids 177-191) with a tyrosine substitution. AOD-9604 retains the fat-metabolizing activity of full-length GH without stimulating IGF-1, meaning it promotes lipolysis and inhibits lipogenesis without the growth, insulin resistance, or proliferative risks of HGH.
4
Gene variants
15+
Studies
Frequently Asked Questions
What is MOTS-c used for?
MOTS-c is used as a metabolic and longevity peptide. It activates AMPK — the same pathway triggered by exercise and caloric restriction — improving insulin sensitivity, fat metabolism, and mitochondrial function. It is sometimes called an 'exercise mimetic' because it recapitulates many molecular effects of physical training.
Does genetics affect MOTS-c response?
Yes, uniquely so. MOTS-c is encoded by mitochondrial DNA, and the m.1382A>C variant in MT-RNR1 actually alters the MOTS-c peptide itself (K14Q). This variant, common in East Asian populations, is linked to metabolic differences. Nuclear variants in PPARGC1A and PRKAA2 also affect downstream AMPK and mitochondrial biogenesis pathways.
How is MOTS-c different from other longevity peptides?
MOTS-c is unique because it is encoded by mitochondrial DNA, not nuclear DNA — making it one of only a few known mitochondrial-derived peptides. While Epithalon targets telomeres and SS-31 targets the inner mitochondrial membrane, MOTS-c acts as a metabolic signal activating AMPK to improve whole-body energy regulation.
Your next move
Two ways forward with MOTS-c.
Not sure it's for you?
Will MOTS-c work for your genes — and at what dose?
Your report scores MOTS-c against your receptor, CYP and pathway variants — likely responder, non-responder, and a sensible starting dose — in minutes.
Analyze my DNA — $99Already decided?
Get MOTS-c from Swiss Chems.
A US research-chemical supplier with third-party Certificates of Analysis. Sold for research use only — check your local laws before ordering.
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