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Peptide Guides

What Is SS-31 (Elamipretide)?

SS-31 is notable for targeting the mitochondria specifically. Here is what it is as a compound.

5 min read Reviewed for accuracy Research Use Only
The short answer

SS-31, also called Elamipretide, is a mitochondria-targeting tetrapeptide (four amino acids). It is studied in cellular-energy and mitochondrial research and supplied for research use only.

What SS-31 is

SS-31 is a short peptide of four amino acids, a tetrapeptide, designed to concentrate in the mitochondria, the energy centers of the cell. That targeting is the basis of the research interest in it.

SS-31 (Elamipretide) research peptide vial from Axis Peptide Labs
SS-31 is supplied as a lyophilized research peptide, third-party tested. View it in the catalog →

How it is studied

In the laboratory, SS-31 is studied in mitochondrial and cellular-energy research, alongside compounds like MOTS-c. As a research peptide, it is a study tool and is not approved or intended for human use.

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Every Axis compound is third-party tested to 99.4%+ purity, with a certificate of analysis on every batch.

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What to look for

A research-grade SS-31 should ship with a batch-specific certificate of analysis confirming purity and identity.

Key takeaways

  • SS-31 is also known as Elamipretide.
  • It is a mitochondria-targeting tetrapeptide (four amino acids).
  • It is studied in mitochondrial and cellular-energy research.
  • Research-grade SS-31 is supplied for research use only.

A note on research use

The peptides supplied by Axis Peptide Labs are reference compounds for laboratory and research use only. They are intended for qualified researchers working in academic, institutional, and analytical settings. They are not drugs, foods, cosmetics, or medical products, and they are not intended for human or veterinary consumption. Documented identity and documented purity are what matter most when sourcing a compound, both of which are published on the Axis certificates of analysis page.

Every compound is tested. Every certificate is public.

Browse the Axis Peptide Labs catalog of third-party tested research peptides, each with a published certificate of analysis.

Axis Peptide Labs supplies reference compounds for laboratory, academic, and institutional research only. All products are for research and identification purposes only. They are not for human or veterinary use, and are not a food, cosmetic, drug, or medical product. This article is educational and does not constitute medical, health, or usage advice.

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