MOTS-C 40mg

Researchers evaluating where to buy MOTS-c for research should start with compound identity, COA availability, analytical testing, lot traceability, and clear RUO labeling rather than consumer-facing claims. MOTS-c is described in research databases and literature as a 16-amino acid mitochondrial-derived peptide associated with the MT-RNR1, or 12S rRNA, region of mitochondrial DNA [1] [2] [3]. Published pathway findings provide research context, not evidence of the suitability of the supplied material for non-research use.

• MOTS-c is discussed in published literature as a mitochondrial-derived peptide connected to mitochondrial signaling, cellular energy research, and metabolic pathway models [4].
• COA documentation should be reviewed alongside HPLC, LC-MS, mass spectrometry, lot number, and COA date details.
• Published literature can describe model-specific MOTS-c research, but it should not become product-use guidance or a product claim.
• Pathway topics such as AMPK activation, glucose metabolism, skeletal muscle models, and gene expression describe specific research contexts; they do not establish non-research uses for this material.
• Catalog details such as 10mg should be treated as neutral listing information, not as research-method guidance.
• Research procurement teams should compare documentation quality, analytical transparency, and lot-level traceability before selecting any RUO peptide material.

Fast Answer: What Should Researchers Check Before They Buy MOTS-c for Research?

Researchers looking to buy MOTS-c for research should prioritize identity documentation, batch-specific COA review, HPLC purity data, LC-MS or mass spectrometry identity support, lot traceability, and RUO labeling. Products discussed in this article are intended for laboratory research use only and are not intended for human or animal consumption. The safest commercial research path is documentation-first review.

What Documentation Should Come First?

Start with the basics: compound name, lot number, product label, COA, purity method, identity method, storage documentation, and supplier documentation. These records should tell one consistent story across the product listing and batch-specific materials.

A COA is most useful when it is tied to a defined lot rather than presented as a generic quality statement. ATCC’s COA retrieval process, for example, relies on an item number and lot number to retrieve lot-specific documentation [25].

Why Does RUO Labeling Matter Before Procurement?

RUO labeling sets the intended research context before procurement review begins. FDA guidance for IVD products labeled RUO is not a peptide-specific standard, but it is a useful official source for the broader principle that research-only labeling and product representations must align [26].

What Is MOTS-c in Research Literature?

MOTS-c is commonly expanded as mitochondrial open reading frame of the 12S rRNA-c. PubChem lists MOTS-c with molecular formula C101H152N28O22S2 and molecular weight 2174.6 g/mol [1]. UniProt identifies the human entry as “mitochondrial-derived peptide MOTS-c,” associated with MT-RNR1 and a 16-amino acid length [2].

Compound Identity and Research Classification

MOTS-c appears in metabolic and mitochondrial research. NCBI Gene identifies MT-RNR1 as mitochondrially encoded 12S RNA, an rRNA gene on mitochondrial chromosome MT [3].

How Is the 16-Amino Acid Peptide Described?

PubChem lists the condensed peptide sequence as H-Met-Arg-Trp-Gln-Glu-Met-Gly-Tyr-Ile-Phe-Tyr-Pro-Arg-Lys-Leu-Arg-OH [1]. UniProt also identifies MOTS-c as a 16 amino acid peptide associated with the human MT-RNR1 gene entry [2].

Sequence and molecular-weight data matter because they help research buyers compare the product page, label, COA, and analytical report. A purity percentage alone does not replace identity review.

Why Does Mitochondrial-Derived Peptide Context Matter?

Mitochondrial-derived peptides are described as peptides encoded by short open reading frames in mitochondrial DNA. A review by Fuku and colleagues describes MOTS-c as a mitochondrial open reading frame of the 12S rRNA-c and places it within the broader mitochondrial-derived peptide category [7].

That context matters for MOTS-c research because it connects the peptide to mitochondrial signaling, gene regulation, and metabolic model literature. It does not create a product claim.

MOTS-c Peptide Identity and Research Context

What Do Catalog Amounts Mean?

A catalog amount such as 10mg identifies the amount stated in a product listing or inventory record; it does not provide research-method guidance.

The useful question is whether the listing, label, COA, and lot details match.

What Should Research Buyers Compare Across Documentation?

Research buyers should compare the compound name, lot number, molecular weight, sequence information, stated purity method, identity method, and COA date. ICH Q2(R2) describes analytical procedure validation around performance characteristics such as specificity, accuracy, precision, and range for identity, impurity, purity, and assay-related measurements [17].

The review should be documentation-led.

Mitochondrial and Metabolic Context for MOTS-c Research

Published MOTS-c research often examines mitochondrial signaling, metabolic stress, and cell-to-nucleus communication. Kim and colleagues reported that MOTS-c can translocate to the nucleus in response to metabolic stress and regulate nuclear gene expression in a model-specific research setting [5].

These findings apply to the experimental models studied and do not establish a function or non-research use for a supplied product.

Mitochondrial Signaling in Research

Mitochondrial signaling describes how mitochondria contribute to cellular communication and adaptive responses. Reviews on MOTS-c describe it as a mitochondrial-encoded or mitochondria-derived signaling peptide within stress, metabolism, and gene-expression literature [8] [10].

Where Do Metabolism and Energy Homeostasis Fit?

Foundational MOTS-c literature describes links among cellular glucose handling, mitochondrial pathways, and fatty acid metabolism in experimental models [4]. AMPK literature separately describes AMP-activated protein kinase as a cellular energy sensor involved in energy homeostasis [13].

The research interpretation is narrow. Metabolism and energy homeostasis are pathway topics, not consumer-facing promises.

Cellular Energy in Research Models

Ross and colleagues describe AMPK as a cellular energy-status sensor expressed broadly across eukaryotic cells [14].

In this literature, cellular energy describes a research topic, not an established performance characteristic of the supplied material.

AMPK Activation and Glucose Metabolism Pathway Review

AMPK activation is a recurring theme in MOTS-c research literature. Lee and colleagues described MOTS-c in connection with the folate-purine-AMPK pathway in metabolic-homeostasis research models [4].

How Is AMPK Pathway Research Discussed?

AMPK is studied as a kinase complex that senses cellular energy status and participates in metabolic regulation [13] [14]. In MOTS-c literature, AMPK pathway discussion appears alongside purine metabolism, glucose metabolism, and mitochondrial signaling [4].

Where Does Glucose Uptake Appear in Study Models?

Glucose uptake appears in skeletal muscle and cell-model literature. Kurth-Kraczek and colleagues studied AMPK activation and GLUT4 translocation in skeletal muscle, while Richter and Hargreaves reviewed skeletal muscle GLUT4 and glucose uptake mechanisms [15] [16].

MOTS-c research may reference glucose uptake as a model-specific endpoint. That endpoint belongs to literature interpretation, not product positioning.

Why Is Pathway Relevance Not a Product Claim?

Pathway relevance means a compound appears in a research model connected to a biochemical pathway. It does not mean a research material is positioned for outcomes outside laboratory research.

Skeletal Muscle Models in MOTS-c Research

Skeletal muscle appears in MOTS-c literature because it is an important tissue context for glucose and metabolic pathway research. Lee and colleagues reported skeletal muscle-related findings in their foundational MOTS-c study [4].

Skeletal Muscle Data as Mechanistic Context

Mechanistic context helps explain why MOTS-c appears alongside AMPK activation, glucose metabolism, and GLUT4-related literature. Bhullar and colleagues studied MOTS-c-related GLUT4 translocation in cellular research involving mitochondrial dynamics [12].

Insulin Sensitivity Models in Literature

Insulin sensitivity appears in MOTS-c literature as a research-model topic. Lee and colleagues described MOTS-c in metabolic-homeostasis research that included insulin sensitivity endpoints [4].

What Are the Limits of Model-Specific Findings?

Findings from cells, tissues, or preclinical systems depend on the model and study conditions. A study endpoint does not establish the performance or suitability of the supplied research material.

Published Literature Context for Research Peptide Evaluation

Published literature helps identify what research areas exist, what models have been used, and what limitations should guide interpretation. It does not replace COA review, analytical testing, supplier documentation, or lot traceability.

How Does Preclinical Literature Frame MOTS-c?

Preclinical MOTS-c literature often focuses on metabolic pathway models, mitochondrial signaling, glucose metabolism, and stress-response biology. Reviews by Zheng, Wan, and Gao summarize a broader MOTS-c research landscape while noting that evidence remains model-specific [9] [10] [11].

That evidence category is useful for research context.

What Can In Vitro Laboratory Research Clarify?

In vitro laboratory research can clarify cell signaling, gene expression, glucose uptake, and pathway-specific endpoints under controlled conditions. Kim and colleagues reported metabolic-stress-linked nuclear translocation and gene expression findings in experimental models [5].

In vitro data can help researchers understand mechanistic hypotheses. It cannot, by itself, define product purpose.

Why Do Translational Limits Matter?

Some published literature outside the scope of RUO product use has examined this compound class in human study settings. That literature should not be interpreted as a use claim for research-use-only materials.

The procurement decision should focus on identity, COA, analytical methods, and supplier documentation.

Keeping Research Literature Separate From Product Claims

Study findings apply to the materials, methods, and models reported in the original publications.

Why Should Study Findings Stay Separate From Product Claims?

Study findings depend on model type, study design, assay conditions, and the research question being asked. Even when a study examines AMPK activation or glucose metabolism, the finding remains tied to its experimental context [4] [13].

COA Documentation for MOTS-c Research Materials

COA documentation should be batch-specific, clear, and consistent with the product label. Lot number, compound name, purity method, identity method, COA date, and supplier information should be easy to review.

NIST states that its Standard Reference Materials support accurate and compatible measurements through well-characterized composition or properties [24]. That principle is useful for thinking about why documented reference materials and traceable records matter in laboratory review.

What Should Certificate of Analysis Review Include?

A COA review should include compound name, lot number, assay or purity data, analytical method, identity support, testing date, and issuing lab or supplier source. ATCC’s COA resource shows the practical importance of exact lot-number matching when retrieving certificate documentation [25].

For MOTS-c, COA review should be paired with identity review. Purity and identity answer different questions.

Lot-Specific Data for Research Procurement

Lot-specific data helps connect the product listing to the actual research material. Without lot-level alignment, a COA may not be useful for procurement review.

Research procurement teams should check whether the lot number appears consistently on the product label, COA, and supplier documentation. This is a documentation control issue, not a product-outcome issue.

Why Do COA Dates and Batch Scope Matter?

COA dates help clarify when the analytical record was generated. Batch scope helps clarify which material the record covers.

A dated, lot-specific COA gives the procurement team a document that can be filed, reviewed, and compared. That is more useful than a generic purity statement.

Purity and Identity Testing for Peptide Research

Purity and identity testing serve different roles. HPLC can support purity review by separating peptide-related components, while mass spectrometry can support identity review through molecular-mass and mass-to-charge information [19] [23].

A strong documentation package explains which methods were used. It also connects those methods to a specific lot.

How Does HPLC Support Peptide Purity Review?

HPLC is widely used for peptide analysis and purification, including reversed-phase and other separation modes [19]. NIST’s peptide reference material documentation describes area percent purity measurements using HPLC and capillary electrophoresis as analytical approaches for peptide materials [23].

How Does LC-MS Support Peptide Identity Verification?

LC-MS combines liquid chromatography separation with mass spectrometry detection. Tuli and colleagues describe liquid chromatography as a common way to separate peptides and proteins before mass-spectrometry-based detection and identification [21].

Short peptide identity can require careful analytical discrimination. Hollebrands and colleagues discuss LC-MS identification challenges for short homologous peptides, showing why identity review benefits from suitable analytical detail [20].

Mass Spectrometry in Documentation Review

Mass spectrometry sorts ions by mass-to-charge ratio and can support molecular identity evaluation when paired with suitable reference data. NIST RM 8321 was designed to support peptide identification work in mass-spectrometry-based proteomics and LC-linked measurement approaches [22].

For peptide research procurement, mass spectrometry should be evaluated as part of a broader documentation package. The label, COA, lot number, and analytical record should match.

Batch Traceability and Supplier Documentation Review

Batch traceability connects a research material to its documentation history. It gives technical procurement teams a way to review what was listed, what was tested, and what was supplied.

Supplier documentation should include RUO labeling, batch-specific COA access, analytical method information, and storage documentation. These items make the product page useful for laboratory research review.

Why Do Lot Numbers Matter for Research Materials?

Lot numbers allow researchers to tie a COA to a specific research material. ATCC’s COA lookup process requires the lot number exactly as displayed on the label or packing documentation, which illustrates why lot-level precision matters [25].

For MOTS-c research materials, the same review logic applies. Lot mismatch should trigger documentation review before procurement decisions proceed.

Labeling Consistency for RUO Review

Labeling consistency means the compound name, lot number, amount, and RUO status should match across the product page, label, COA, and supporting records. If one document describes the material differently, the discrepancy should be resolved.

This is especially important for peptides with similar naming conventions.

What Should Storage Documentation Clarify?

Storage documentation should clarify the material format, stated storage conditions, and recordkeeping needs. NIST peptide reference-material documentation shows that peptide materials can be described with format and storage details, including lyophilized materials in a controlled documentation context [23].

The key point is that storage information should be documented in laboratory records.

Common Misunderstandings About MOTS-c Research Use

MOTS-c research is often misunderstood when pathway language is pulled away from its literature context.

Research materials must be evaluated for a defined laboratory purpose using the relevant experimental evidence and lot documentation.

What Does Research Use Mean?

Research use refers to laboratory investigation, not human or veterinary use.

What Are Common Documentation Misunderstandings?

Common misunderstandings to correct are simple: published literature is not product guidance, pathway relevance is not a product claim, a purity percentage does not prove complete identity, a COA should match the lot, and catalog amounts are listing details.

MOTS-c Procurement Documentation Review

Use the following checks to compare the listing, analytical records, and RUO labeling before procurement.

Use this lab-test verification workflow for documentation review:

1. Verify that the compound name, lot number, and label match across product records.
2. Review the batch-specific certificate of analysis.
3. Check whether the purity testing method is listed.
4. Confirm whether identity testing is supported by LC-MS, mass spectrometry, or another suitable analytical method [18] [20].
5. Review chromatogram or mass data when available.
6. Check the COA date, issuing source, and batch scope.
7. Document storage and handling conditions in a laboratory record.

Practical quality and documentation checklist:

• Verify that MOTS-c is labeled for research use only.
• Review the batch-specific certificate of analysis.
• Confirm that purity data are supported by analytical testing.
• Check that the lot number on the COA matches the product documentation.
• Compare compound name, molecular weight, and sequence across available records.
• Assess whether the product page keeps literature context separate from product claims.
• Document storage and handling conditions in a laboratory record.

What Documentation Supports MOTS-c Research Procurement?

Review compound identity, the COA, analytical testing records, lot traceability, and the limitations of any cited research.

Pure Lab Peptides supplies compounds for laboratory research use only. Products are not intended for human or animal consumption, diagnostic use, therapeutic use, clinical use, veterinary use, or as food, drugs, cosmetics, dietary supplements, or household products. Researchers are responsible for ensuring lawful, appropriate handling and use in accordance with applicable regulations and institutional guidelines.

Review the product-page documentation, COA details, and RUO labeling before evaluating this compound for laboratory research.

FAQs

What should researchers consider before they buy MOTS-c for research?

Researchers should consider documentation first before they buy MOTS-c for research. A research-use-only review should focus on COA availability, peptide identity, lot traceability, analytical testing, and supplier documentation. For high-quality research peptides, the product listing, label, and batch-specific records should align before any laboratory research use is evaluated.

What is MOTS-c in mitochondrial research literature?

MOTS-c is described in mitochondrial research literature as a mitochondrial derived peptide associated with the MT-RNR1, or 12S rRNA, region [1] [2] [3]. The literature frames MOTS-c as part of metabolic and mitochondrial signaling research, where researchers examine pathway models, gene expression, and cellular energy context without converting those findings into product claims.

How does MOTS-c fit into metabolic pathway research?

MOTS-c fits into metabolic pathway research through literature that examines metabolism, AMPK-related signaling pathway context, and energy homeostasis in experimental models [4]. These topics should be interpreted as research context only.

Why does mitochondrial signaling matter for MOTS-c research?

Mitochondrial signaling helps explain why MOTS-c appears in literature about the mitochondrion, metabolic stress, and gene regulation [5].

Do MOTS-c studies establish non-research uses for the supplied material?

No. Research topics such as physical performance, metabolic dysfunction, insulin resistance, and clinical applications do not establish the safety, efficacy, or suitability of the supplied research material for human, veterinary, or consumer use.

Why does product format documentation matter for MOTS-c research materials?

Product format documentation matters for MOTS-c research materials because it helps laboratory teams record how a material is labeled and described. If a listing identifies a lyophilized format, that information should be treated as documentation context, not product guidance. Researchers should compare the format, lot number, COA, and storage records across supplier documentation.

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Researchers Cited in This Guide

The researchers listed below are cited for relevant published work. Their inclusion does not imply that they wrote, reviewed, or endorsed this guide or Pure Lab Peptides products.

Changhan Lee

Author profile: Changhan Lee – Google Scholar

Changhan Lee’s research on mitochondrial‑derived peptides, including work on MOTS‑c regulation of metabolic and mitochondrial signaling mechanisms, contributes to the foundational scientific understanding of how small mitochondrial peptides interact with cellular pathways related to energy metabolism and skeletal muscle regulation. Lee’s publications have been cited in peer‑reviewed literature that examines MOTS‑c as a mitochondrial open reading frame peptide and its biochemical relationships with metabolic pathway models, providing context for published literature on mitochondrial peptide research that informs the broader article discussion.

Selected publications:

• MOTS‑c: A novel mitochondrial‑derived peptide regulating muscle and fat metabolism – Free Radical Biology and Medicine, 2016. DOI: 10.1016/j.freeradbiomed.2016.05.015.
• Review of mitochondrial signaling mechanisms involving MOTS‑c pathways – Free Radical Biology and Medicine, 2016.

M. Cristina Kenney

Author profile: M. Cristina Kenney – PubMed

M. Cristina Kenney is an author on a comprehensive review that examines MOTS‑c as a recent mitochondrial‑encoded peptide and its regulatory roles in cellular metabolic context, helping provide literature context on mitochondrial‑encoded peptides and their signaling mechanisms in metabolic research. Her work synthesizes findings related to 12S rRNA‑encoded peptides and mitochondrial dysfunction, offering perspective on how peptide identity and mitochondrial signaling have been characterized in peer‑reviewed scientific publications relevant to research peptide literature.

Selected publications:

• MOTS‑c, the Most Recent Mitochondrial Derived Peptide in Human Aging and Age‑Related Diseases – Int. J. Mol. Sci., 2022. DOI: 10.3390/ijms231911991.
• Mitochondria‑derived peptide biology and cellular signaling review – International Journal of Molecular Sciences, 2022.

REFERENCES

1. National Center for Biotechnology Information. PubChem Compound Record: MOTS-c. PubChem database. Accessed 2026.
2. UniProt Consortium. Mitochondrial-derived peptide MOTS-c entry. UniProtKB. Accessed 2026.
3. National Center for Biotechnology Information. MT-RNR1 mitochondrially encoded 12S RNA. NCBI Gene. Updated 2026. Gene ID: 4549.
4. Lee C, Zeng J, Drew BG, et al. Foundational MOTS-c metabolic-homeostasis study. Cell Metabolism. 2015. PMID: 25738459.
5. Kim KH, Son JM, Benayoun BA, Lee C. MOTS-c metabolic-stress and nuclear gene-expression study. Cell Metabolism. 2018. PMID: 29983246.
6. Benayoun BA, Lee C. MOTS-c as a mitochondrial-encoded nuclear-regulation review. Experimental Gerontology. 2019. PMID: 31378979.
7. Fuku N, Pareja-Galeano H, Zempo H, et al. Mitochondrial-derived peptide review including MOTS-c identity context. Aging Cell. 2015.
8. Mohtashami Z, Singh MK, Salimiaghdam N, et al. MOTS-c mitochondrial-derived peptide review. International Journal of Molecular Sciences. 2022. PMID: 36233287.
9. Zheng Y, Zhang C, Zhang Y, et al. MOTS-c mitochondrial-derived peptide research review. Frontiers in Endocrinology. 2023. PMID: 36761202.
10. Wan W, Peng K, Li M, et al. MOTS-c stress and metabolism mechanism review. Frontiers in Endocrinology. 2023. PMID: 36670507.
11. Gao Y, et al. MOTS-c metabolic model literature review. Metabolites. 2023. PMID: 36677050.
12. Bhullar KS, et al. MOTS-c and GLUT4-related cellular research. Physiological Reports. 2021.
13. Hardie DG. AMPK energy-homeostasis review. Annual Review of Nutrition. 2014. PMID: 24850385.
14. Ross FA, MacKintosh C, Hardie DG. AMPK cellular energy-sensor review. The FEBS Journal. 2016. PMID: 26934201.
15. Kurth-Kraczek EJ, Hirshman MF, Goodyear LJ, Winder WW. AMPK and GLUT4 skeletal muscle study. Diabetes. 1999. PMID: 10426389.
16. Richter EA, Hargreaves M. Skeletal muscle glucose uptake and GLUT4 review. Physiological Reviews. 2013. PMID: 23899560.
17. International Council for Harmonisation. Q2(R2) Validation of Analytical Procedures. ICH Harmonised Guideline. 2023.
18. U.S. Food and Drug Administration. M10 Bioanalytical Method Validation and Study Sample Analysis. FDA Guidance. 2022; content current 2024.
19. Mant CT, Chen Y, Hodges RS. HPLC analysis and purification of peptides. Methods in Molecular Biology. 2007.
20. Hollebrands B, et al. LC-MS identification of short homologous peptides. Analytical and Bioanalytical Chemistry. 2023.
21. Tuli L, Ressom HW. LC-MS peptide and protein analytical detection overview. Methods in Molecular Biology. 2009.
22. National Institute of Standards and Technology. Reference Material 8321: Peptide Mixture for Proteomics. NIST Report of Investigation. 2015.
23. National Institute of Standards and Technology. Reference Material 8327: Peptide Reference Material for Molecular Mass and Purity Measurements. NIST Report of Investigation. 2007.
24. National Institute of Standards and Technology. Standard Reference Materials. NIST official resource. Accessed 2026.
25. ATCC. Certificates of Analysis. ATCC official resource. Accessed 2026.
26. U.S. Food and Drug Administration. Research-use-only and investigational-use-only labeling guidance. FDA Guidance for Industry and FDA Staff. 2013; content current 2018.

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Research Disclaimer

This material is supplied strictly for in vitro laboratory research and is not for human or veterinary use. Published studies describe specific experimental materials, models, and methods; they do not establish the safety, efficacy, or suitability of this catalog product for non-research use. Review the original publications and the lot-specific analytical documentation independently.