MOTS-c Peptide | Buy Research-Grade MOTS-c in Europe | ≥99% Purity

MOTS-c is a mitochondria-derived peptide (MDP) encoded within the mitochondrial genome, available to buy in Europe for laboratory research into mitochondrial signalling, metabolic regulation, insulin sensitivity, exercise biology, and the emerging field of mitochondrial peptide pharmacology.

Laboratories and research institutions across the EU can order verified, research-grade MOTS-c with fast international dispatch to Europe, full batch documentation, and ≥99% purity confirmed by HPLC and Mass Spectrometry.

✅ ≥99% Purity — HPLC & Mass Spectrometry Verified

✅ Batch-Specific Certificate of Analysis (CoA)

✅ Sterile Lyophilised Powder | GMP Manufactured

✅ Fast Dispatch to EU & Europe | Tracked Shipping

What is MOTS-c Peptide?

MOTS-c (Mitochondrial Open Reading Frame of the Twelve S rRNA type-c) is a 16 amino acid peptide encoded within the mitochondrial genome — specifically within the 12S ribosomal RNA gene of mitochondrial DNA — making it a member of the recently characterised class of mitochondria-derived peptides (MDPs) that has fundamentally expanded understanding of how mitochondria communicate with the rest of the cell and the wider organism.

First described in 2015 by Lee and colleagues at the University of Southern California, MOTS-c represented a significant discovery in mitochondrial biology — demonstrating that the mitochondrial genome, long considered to encode only 13 proteins alongside ribosomal and transfer RNAs, also encodes bioactive signalling peptides capable of translocating out of mitochondria, entering the nucleus, and regulating nuclear gene expression in response to metabolic stress. This retrograde mitochondria-to-nucleus signalling function has positioned MOTS-c as a key mediator of mitochondrial-nuclear communication — a research area of growing importance in understanding how cells coordinate metabolic responses across compartments.

Functionally, MOTS-c acts as a metabolic regulator with particular activity in skeletal muscle — where it promotes glucose uptake, enhances insulin sensitivity, and activates AMPK-driven metabolic programmes in response to metabolic stress signals. Its expression and circulating levels respond to exercise, caloric restriction, and metabolic challenge — and decline with ageing — placing it at the intersection of exercise biology, metabolic health, and longevity research. These properties have made MOTS-c one of the most actively researched mitochondrial peptides in European and global pre-clinical research settings, attracting interest as both a research tool for studying mitochondrial signalling biology and as a model compound for understanding the broader MDP class.

What Does MOTS-c Peptide Do in Research?

In laboratory settings, MOTS-c is studied across a broad range of metabolic, mitochondrial, and exercise biology applications. EU and European researchers working with MOTS-c typically focus on:

• Mitochondrial signalling and MDP biology — MOTS-c is the primary research tool for studying the emerging class of mitochondria-derived peptides — enabling investigation of how mitochondrial genome-encoded signalling peptides communicate metabolic status to the nucleus and peripheral tissues, and how this retrograde signalling pathway contributes to cellular metabolic regulation.
• Insulin sensitivity and glucose metabolism research — studies have characterised MOTS-c as enhancing insulin sensitivity and promoting glucose uptake in skeletal muscle — primarily through AMPK activation and downstream effects on glucose transporter expression and translocation — making it relevant to research examining the cellular mechanisms of insulin action and glucose homeostasis.
• AMPK pathway activation research — MOTS-c’s activation of AMP-activated protein kinase (AMPK) — the cellular energy sensor and master metabolic regulator — positions it as a research tool for studying AMPK-dependent metabolic programmes including fatty acid oxidation, mitochondrial biogenesis, and autophagy in the context of mitochondrial peptide signalling.
• Exercise biology and physical performance research — MOTS-c levels increase in response to exercise and its administration in pre-clinical models produces exercise-like metabolic adaptations — including improved endurance performance and enhanced oxidative metabolism capacity — making it an important tool in the growing field of exercise mimetic and exercise biology research.
• Ageing and metabolic decline research — circulating MOTS-c levels decline with age in both pre-clinical models and human studies, and age-related metabolic dysfunction has been linked to reduced MOTS-c signalling. Studies have used exogenous MOTS-c to probe the contribution of MDP decline to age-associated insulin resistance, reduced exercise capacity, and metabolic deterioration.
• Obesity and metabolic disease models — pre-clinical studies have examined MOTS-c in dietary obesity and type 2 diabetes models — characterising effects on adiposity, glucose tolerance, insulin sensitivity, and lipid metabolism parameters in the context of mitochondrial peptide-driven metabolic reprogramming.
• Nuclear gene regulation research — MOTS-c’s translocation to the nucleus under metabolic stress conditions and its interaction with nuclear transcription factor binding sites makes it a research tool for studying how mitochondria-derived signals directly regulate nuclear gene expression — a novel and rapidly developing area of cell biology.
• Folate cycle and one-carbon metabolism research — studies have characterised MOTS-c as influencing the folate cycle and one-carbon metabolism pathway — connecting mitochondrial signalling to nucleotide biosynthesis, methylation reactions, and the metabolic programmes regulated by these central pathways.
• Inflammation and immune regulation research — studies have examined MOTS-c effects on inflammatory signalling — including effects on NF-κB pathway activity and pro-inflammatory cytokine expression — positioning it as a research tool for studying the intersection of mitochondrial signalling and innate immune regulation.
• Longevity and healthspan biology — MOTS-c’s role as a mitochondrial signal linking metabolic stress to adaptive nuclear gene expression, its decline with ageing, and its restoration of metabolic function in aged models have made it a subject of significant interest in longevity research — particularly in the context of understanding how mitochondrial signalling contributes to healthspan maintenance.
• Stress response and hormesis research — MOTS-c is produced in response to metabolic stress and activates adaptive responses that improve cellular resilience — making it relevant to research examining hormetic stress responses and the mitochondrial signalling mechanisms underlying beneficial adaptations to metabolic challenge.

All research applications are for in vitro and pre-clinical use only.

What Do Studies Say About MOTS-c Peptide?

MOTS-c has generated a rapidly expanding and high-quality research literature since its discovery in 2015 — with studies spanning metabolic biology, exercise physiology, ageing research, and mitochondrial signalling across multiple pre-clinical and translational research contexts.

Discovery and initial characterisation: The foundational 2015 study by Lee et al. characterising MOTS-c established it as a mitochondrial genome-encoded peptide with metabolic regulatory activity — documenting its effects on insulin sensitivity, glucose uptake, and AMPK activation in skeletal muscle, and demonstrating that systemic MOTS-c administration improved metabolic parameters in dietary obesity mouse models. This landmark study established MOTS-c as a new class of mitochondria-derived metabolic regulator and opened the MDP research field.

Insulin sensitivity and glucose homeostasis: Multiple studies have characterised MOTS-c’s insulin-sensitising effects in skeletal muscle — documenting AMPK-dependent promotion of GLUT4 translocation and glucose uptake, inhibition of the folate cycle leading to AICAR accumulation and secondary AMPK activation, and downstream effects on insulin signalling pathway components. These findings have established MOTS-c as a mechanistically distinct insulin sensitiser relevant to glucose metabolism research.

Exercise biology: Research has documented that acute exercise increases circulating MOTS-c levels in both rodent models and human studies — positioning MOTS-c as an exercise-responsive mitochondrial signal. Studies administering exogenous MOTS-c have documented improvements in endurance performance, oxidative metabolism capacity, and exercise-associated gene expression programmes — establishing it alongside SLU-PP-332 and other compounds as a research tool for studying the molecular basis of exercise adaptation.

Ageing research: Studies have consistently documented declining MOTS-c levels with age in both animal models and human populations — with research characterising the association between reduced MOTS-c signalling and age-related insulin resistance, reduced physical capacity, and metabolic dysfunction. Exogenous MOTS-c administration in aged animal models has been shown to partially restore metabolic function and physical performance parameters — generating significant interest in MOTS-c as a probe for ageing-associated mitochondrial signalling decline.

Nuclear translocation and gene regulation: A significant mechanistic advance in the MOTS-c literature documented its translocation from mitochondria to the nucleus under conditions of metabolic stress — where it interacts with transcription factor binding sites to directly regulate nuclear gene expression. This finding established MOTS-c as a mediator of mitochondrial-nuclear communication and positioned it as a research tool for studying retrograde mitochondrial signalling at the transcriptional level.

Inflammation and immune research: Studies have characterised MOTS-c’s anti-inflammatory properties — including suppression of NF-κB-driven inflammatory gene expression and reduction of pro-inflammatory cytokine production in inflammatory models. These findings have extended MOTS-c’s research profile beyond metabolic biology into immune regulation and inflammatory disease model research.

Human translational research: Notably for a relatively recently discovered peptide, MOTS-c has already been examined in human studies — with research documenting exercise-induced changes in circulating MOTS-c, associations between MOTS-c levels and metabolic health parameters, and genetic variation in the MOTS-c encoding region associated with metabolic and longevity phenotypes in human populations. These translational findings have strengthened research interest in MOTS-c across European research institutions.

MOTS-c vs Related Mitochondrial Peptide and Metabolic Research Compounds

Compound	Type	Primary Mechanism	Key Research Application
MOTS-c	Mitochondria-derived peptide (MDP)	AMPK activation, nuclear gene regulation, insulin sensitisation	Mitochondrial signalling, metabolic biology, exercise, ageing
Humanin	Mitochondria-derived peptide	Cytoprotective, IGF-1R/CNTFR signalling	Neuroprotection, cytoprotection, ageing
SHLP2	Mitochondria-derived peptide	Mitochondrial function, cytoprotection	MDP biology, metabolic health
SS-31 (Elamipretide)	Mitochondria-targeting peptide	Cardiolipin stabilisation, ROS reduction	Mitochondrial dysfunction, cardiac research
SLU-PP-332	Pan-ERR agonist	ERRα/β/γ nuclear receptor activation	Exercise mimetic, mitochondrial biogenesis
AICAR	AMPK activator	Direct AMPK activation	AMPK pathway research — mechanistically related to MOTS-c downstream

Buying MOTS-c in Europe — What’s Included

Every order of MOTS-c peptide dispatched to EU and European research institutions includes:

• Batch-Specific Certificate of Analysis (CoA)
• HPLC Chromatogram
• Mass Spectrometry Confirmation
• Sterility and Endotoxin Testing Reports
• Reconstitution Protocol
• Technical Research Support

Frequently Asked Questions — MOTS-c Peptide EU

Can I Buy MOTS-c in the EU and Europe?

Yes. We supply research-grade MOTS-c with fast tracked international dispatch to all EU member states and wider European destinations. Packaging is designed to maintain peptide integrity throughout transit, and all orders include full batch documentation. MOTS-c is supplied strictly for laboratory research use only.

What Are Mitochondria-Derived Peptides (MDPs) and Why Are They Significant?

Mitochondria-derived peptides are a recently characterised class of bioactive signalling peptides encoded within the mitochondrial genome — previously thought to encode only 13 proteins alongside structural RNAs. The discovery that mitochondrial DNA contains additional small open reading frames encoding functional signalling peptides has fundamentally changed understanding of mitochondrial biology — revealing that mitochondria are not passive energy producers but active signalling organelles that communicate their metabolic status to the nucleus, other cellular compartments, and neighbouring cells through peptide signals. MOTS-c is currently the best characterised MDP with metabolic regulatory activity, alongside Humanin and the SHLP peptide family.

How Does MOTS-c Activate AMPK?

Research has characterised MOTS-c’s AMPK activation as proceeding at least in part through inhibition of the folate cycle — the one-carbon metabolic pathway producing tetrahydrofolate derivatives essential for nucleotide biosynthesis. MOTS-c inhibition of this pathway leads to accumulation of AICAR (5-aminoimidazole-4-carboxamide ribonucleotide) — an endogenous AMPK activator — which drives AMPK phosphorylation and downstream metabolic programme activation. This mechanistic connection between mitochondrial peptide signalling, one-carbon metabolism, and AMPK activation represents a novel regulatory axis characterised through MOTS-c research.

What is the Relationship Between MOTS-c and Exercise?

Circulating MOTS-c levels increase in response to acute exercise in both rodent models and human studies — positioning it as an exercise-responsive mitochondrial signal linking physical activity to systemic metabolic communication. Exogenous MOTS-c administration produces metabolic adaptations resembling endurance exercise training — including improved glucose metabolism, enhanced oxidative capacity, and better physical performance in pre-clinical models. This bidirectional relationship has established MOTS-c as both a biomarker of exercise response and a pharmacological exercise mimetic research tool — making it relevant to exercise biology research examining the molecular mechanisms underlying training adaptations.

How Does MOTS-c Decline With Ageing and Why is This Relevant to Research?

Studies in both animal models and human populations have documented progressive decline in circulating and tissue MOTS-c levels with advancing age — a decline that correlates with age-associated metabolic deterioration including insulin resistance, reduced physical capacity, and impaired mitochondrial function. Research has examined whether this MDP decline contributes causally to metabolic ageing phenotypes — with studies showing that exogenous MOTS-c administration in aged animal models partially restores metabolic parameters and physical performance. This positions MOTS-c as both a probe for studying mitochondrial signalling contributions to ageing biology and a model compound for examining whether MDP restoration strategies can address age-related metabolic decline.

What is the Difference Between MOTS-c and Humanin?

Both MOTS-c and Humanin are mitochondria-derived peptides encoded within the mitochondrial genome, but they have distinct sequences, cellular mechanisms, and primary research applications. Humanin is encoded within the 16S rRNA gene region and acts primarily through cytoprotective mechanisms — including IGF-1 receptor and CNTFR signalling — with a well-characterised neuroprotective profile and research applications in neurodegeneration and cytoprotection biology. MOTS-c is encoded within the 12S rRNA gene and acts primarily as a metabolic regulator through AMPK activation and nuclear gene regulation — with its primary research profile centred on insulin sensitivity, glucose metabolism, and exercise biology. The two MDPs are studied as complementary tools representing different aspects of mitochondrial peptide signalling biology.

How Do I Reconstitute MOTS-c for Laboratory Use?

Allow the vial to reach room temperature before opening. Add sterile water or an appropriate laboratory buffer slowly down the vial wall and swirl gently — do not shake. Prepare at your protocol’s required concentration, aliquot, and store at -80°C to minimise freeze-thaw degradation. Standard peptide handling protocols apply.

How Quickly is MOTS-c Delivered to Europe?

Orders are dispatched promptly via tracked international courier. Delivery to EU and European destinations typically takes 3–7 working days depending on location, with packaging designed to protect peptide stability throughout transit.

Product Specifications

Parameter	Detail
Type	Mitochondria-Derived Peptide (MDP)
Origin	Mitochondrial genome — 12S rRNA open reading frame
Length	16 amino acids
Primary Mechanism	AMPK activation, nuclear gene regulation, folate cycle modulation
Primary Research Interest	Metabolic regulation, insulin sensitivity, exercise biology, ageing
Purity	≥99%
Verification	HPLC & Mass Spectrometry
Form	Sterile Lyophilised Powder
Solubility	Sterile water or laboratory buffer
Storage	-20°C, protected from light and moisture
Intended Use	Research use only

Research Disclaimer

MOTS-c is supplied exclusively for legitimate scientific research conducted within licensed laboratory environments. This product is not approved for human consumption, self-administration, or any therapeutic, clinical, or veterinary application. It must be handled solely by qualified researchers in compliance with applicable EU regulations, national legislation, and institutional ethics guidelines. By purchasing, you confirm this compound will be used exclusively for approved in vitro or pre-clinical research purposes.