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SS-31 (elamipretide) is a small, aromatic peptide that easily penetrates cell and organelle membranes. It is thought to interfere with the production of reactive oxygen species (ROS or free radicals) and promote energy production in cells by stabilizing the enzyme cardiolipin within mitochondria. Cardiolipin is part of the inner mitochondrial membrane where it acts as a fundamental component of the electron transport chain, the machinery by which most energy need for cellular functioning is produced.
Dysfunction of cardiolipin has been implicated as contributing to the pathology of a number of diseases including Alzheimer’s disease, Parkinson’s disease, nonalcoholic fatty liver disease, diabetes, heart failure, HIV, cancer, chronic fatigue syndrome, and more. Cardiolipin is thought to be a major component of mitochondrial myopathy, which isn’t a single disease but rather is a group of neuromuscular disorders caused by damage to mitochondria. Mitochondrial myopathy is characterized by everything from muscle weakness and exercise intolerance to heart failure, seizures, and dementia. SS-31 is the first peptide to ever undergo clinical trials as a potential treatment for mitochondrial myopathy.
Store in a cool, dry place away from light.If Constituted, Please RefrigerateFor long-term storage, freezing at -20°C is recommended to maintain integrity.
Sequence: D-Arg-Tyr(2,6-diMe)-Lys-Phe
Molecular Formula: C32H49N9O5
Molecular Weight: 639.8 g/mol
PubChem CID: 11764719
CAS Number: 736992-21-5
Synonyms: elamipretide, MTP-131, Bendavia
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Disclaimer: – This PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. All product information available on this website is for educational purposes only. Bodily introduction of any kind into humans or animals is strictly forbidden by law. This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused or mislabeled as a drug, food or cosmetic.
Frequently Asked Questions
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SS-31 is studied for its potential to support mitochondrial structure, reduce oxidative stress, and improve energy dynamics in biological models.
It’s often used in short-term studies involving cellular repair, oxidative stress, or energy production.
Store in refrigeration and use within 30 days of reconstitution.





