SS-31 (Elamipretide) is a mitochondria-targeting research tetrapeptide studied for cardiolipin binding, inner mitochondrial membrane biology, and cellular energy-pathway research.
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Every batch of SS-31 supplied by Rejuven8 undergoes rigorous batch-specific analytical verification to confirm identity, purity, and net peptide content.
✓ ≥99% Analytical Purity
✓ Third-Party Analytical Testing
✓ HPLC Verification
✓ Mass Spectrometry Identity Confirmation
✓ Batch-Specific Certificate of Analysis
Batch testing includes:
SS-31, also designated elamipretide or MTP-131, is a synthetic mitochondria-targeting tetrapeptide of the Szeto-Schiller peptide class. In laboratory research, the SS-31 peptide is studied for its selective association with cardiolipin, a phospholipid concentrated in the inner mitochondrial membrane, and as a tool compound in models of mitochondrial bioenergetics and oxidative-stress signaling.
Because of its aromatic-cationic structure, SS-31 partitions into the inner mitochondrial membrane largely independent of membrane potential, which has made it a frequent reference compound in preclinical investigations of mitochondrial membrane biology.
Preclinical investigations have explored SS-31 in experimental models studying:
Experimental research examines SS-31 through its interaction with cardiolipin in the inner mitochondrial membrane, with downstream effects studied across several bioenergetic pathways.
Areas of investigation include:
These mechanisms are commonly studied in isolated mitochondria and cellular models of energy metabolism.
Compound Name: SS-31 (Elamipretide)
Alternate Designations: MTP-131, Bendavia
Peptide Class: Mitochondria-Targeting Tetrapeptide (Szeto-Schiller)
Sequence: D-Arg-Dmt-Lys-Phe-NH2
Molecular Formula: C32H49N9O5
Molecular Weight: ~639.8 g/mol
CAS Number: 736992-21-5
Purity: ≥99%
Testing Methods: HPLC & Mass Spectrometry
Appearance: Lyophilized white powder
CAS Number: 736992-21-5
Each batch undergoes analytical verification to confirm peptide identity, purity, and consistency.
For optimal stability, store lyophilized peptides in a cool, dry environment away from direct light. Long-term storage conditions may vary depending on laboratory requirements.
This compound is supplied strictly for laboratory research purposes only. Not intended for human consumption, therapeutic use, or veterinary use.



