SS-31 (Elamipretide) | The Mitochondrial Bioenergetic Peptide

SS-31, also known as Elamipretide or Bendavia, is a groundbreaking synthetic tetrapeptide designed to target the inner mitochondrial membrane (IMM). Unlike general antioxidants that circulate in the cytosol, SS-31 is a mitochondria-targeted compound. It selectively binds to cardiolipin, a unique phospholipid essential for mitochondrial structure and function. By stabilizing cardiolipin, SS-31 optimizes the electronic transport chain, effectively "re-tuning" the cellular engines to produce energy more efficiently while minimizing the production of harmful byproducts.

Mechanism of Action

SS-31 operates as a structural and functional stabilizer at the heart of cellular energy production:

• Cardiolipin Stabilization: It binds with high affinity to cardiolipin, preventing its oxidation and keeping the inner mitochondrial membrane’s "curvy" structure (cristae) intact.

  
  

• Electron Transport Chain (ETC) Optimization: By organizing the respiratory supercomplexes, it ensures a smoother flow of electrons, which maximizes ATP (energy) production and reduces "electron leak."

  
  

• ROS Scavenging: It significantly reduces the generation of Reactive Oxygen Species (ROS) at the source, preventing oxidative damage to mitochondrial DNA and cellular proteins.

  
  

• Inhibition of the mPTP: It helps prevent the opening of the Mitochondrial Permeability Transition Pore, a critical "death switch" that leads to cellular swelling and apoptosis (programmed cell death) during stress.

  
  

Fitness & Longevity Research Benefits

In research concerning metabolic health and age-reversal, SS-31 is a primary subject for its ability to restore "youthful" energy levels:

• Exercise Intolerance & Muscle Recovery: Research indicates that SS-31 can reverse age-related muscle wasting (sarcopenia) and significantly improve muscle strength and endurance by restoring mitochondrial energy output.

  
  

• Neuroprotection: It is heavily studied for its ability to cross the blood-brain barrier and protect neurons from the oxidative stress associated with Alzheimer’s, Parkinson’s, and traumatic brain injuries.

  
  

• Cardiovascular Health: SS-31 is a leading candidate in heart failure research, where it is studied for its ability to improve cardiac output and reduce the structural remodeling of heart tissue under pressure.

  
  

• Renal Protection: Studies show it can protect kidney function from ischemic injury and chronic disease by safeguarding the high-energy-demand cells of the renal tubules.

  
  

• Enhanced Metabolic Flexibility: By optimizing mitochondrial respiration, it is researched for its ability to help the body more efficiently switch between burning carbohydrates and fats for fuel.

Technical Specifications

• Sequence: D-Arg-Dmt-Lys-Phe-NH2 (Dmt = 2',6'-dimethyltyrosine)

• Format: 10mg Lyophilized powder.

• Storage: Store at -20°C for long-term stability. Protect from light and moisture. Once reconstituted, it should be kept refrigerated and used promptly.