MOTS-c in Setapak — Mitochondrial Peptide Research Guide
MOTS-c research guide for Setapak. Mitochondria-derived peptide studied for metabolism and longevity — covers mechanism, purity standards, and sourcing quality MOTS-c.
For anyone in Setapak trying to locate MOTS-c, the key fact to understand is that this compound is available only through an online research supply market. What this means for Setapak researchers is that your location matters far less than your ability to verify analytical documentation — and those evaluation tools are accessible to anyone. Vendors worth sourcing from openly share batch-matched Certificates of Analysis showing HPLC chromatograms, mass spec identity confirmation, endotoxin levels, and residual solvent results — all for the specific lot you are purchasing. This guide gives Setapak researchers the framework to evaluate MOTS-c vendors systematically and source verified-quality MOTS-c with confidence.
The Science Behind MOTS-c
MOTS-c is a recently characterized mitochondrial-derived peptide (MDP) encoded within the mitochondrial 12S rRNA gene — a mechanistically novel finding that challenged the assumption that mitochondrial genes only encode components of the respiratory chain. MOTS-c has been shown to activate AMPK, a master metabolic regulator, and to improve insulin sensitivity in mouse models. Its role as a mitochondria-to-nucleus communicator positions it at the intersection of metabolic health and aging biology. For Setapak researchers in metabolic biology or mitochondrial research, MOTS-c in this class represents an emerging area with strong mechanistic grounding and growing experimental infrastructure.
MOTS-c Purchasing Guide
Quality MOTS-c sourcing begins with a useful first test: does this vendor share complete COA data without being asked? Those who make this data freely available are demonstrating research-grade standards. Mass spectrometry in the COA establishes that the main HPLC peak is actually MOTS-c and not a structurally similar impurity — HPLC purity alone cannot verify molecular identity. Signs of a credible vendor beyond COA quality: multi-year operating history, responsive technical support who understand testing methodology, and shipping with desiccant and appropriate cold protection. Bacteriostatic water is the standard reconstitution medium for MOTS-c — it contains 0.9% benzyl alcohol that suppresses bacterial proliferation and extends reconstituted shelf life to 30 days refrigerated.
Order MOTS-c — ships to Setapak
COA-verified · International tracking · Research grade
MOTS-c is sold for research purposes only and is not approved for human therapeutic use by the FDA or equivalent regulatory bodies — all information here is provided for educational purposes. Temperature excursions — even brief warming above recommended storage temperature — can partially degrade MOTS-c without detectable changes to appearance; always use only material shipped with appropriate cold protection. Endotoxin testing in the MOTS-c COA is non-negotiable — gram-negative bacterial endotoxins can trigger dangerous immune responses at trace quantities, and no cost saving makes omitting this acceptable. Researchers using MOTS-c alongside other research compounds should review the available literature for documented interactions before running stacked compound experiments.
Frequently Asked Questions
How do I reconstitute a lyophilized peptide?
Add bacteriostatic water slowly to the vial, directing it against the side wall rather than directly onto the lyophilized cake. Use a standard concentration appropriate for your dosing (e.g., 2mL bac water per 5mg vial = 2.5mg/mL). Gently swirl — never shake — to dissolve. Store reconstituted peptide at 2-8°C.
How long can reconstituted peptide be stored?
Reconstituted peptide in bacteriostatic water should be stored refrigerated at 2-8°C and used within 30 days. Some peptides have shorter stability windows once reconstituted. For longer storage, freeze aliquots of reconstituted peptide at −20°C, though repeated freeze-thaw cycles should be avoided.
What is a Certificate of Analysis (COA) for research peptides?
A COA is a quality document from a third-party analytical laboratory showing the results of testing for a specific product batch. For research peptides, it should include HPLC purity, mass spectrometry identity confirmation, bacterial endotoxin levels, and a residual solvent panel. The batch number should match your specific vial.
What is bacteriostatic water and why is it used?
Bacteriostatic water is sterile water containing 0.9% benzyl alcohol as a preservative. It inhibits bacterial growth in the vial, allowing multi-use over 30 days when kept refrigerated. It is the standard reconstitution medium for research peptides. Do not use tap water, saline, or plain sterile water for multi-use reconstitution.
What purity should research peptides be?
Research-grade peptides should be ≥98% pure as confirmed by HPLC chromatography. Some vendors offer 99%+ purity for applications requiring higher specification material. Purity below 95% is generally considered inadequate for reliable research use.
