What is SS-31 (Elamipretide)?
SS-31, also known by its generic name Elamipretide, is a novel, first-in-class investigational drug that specifically targets the inner mitochondrial membrane. It is designed to combat mitochondrial dysfunction, a root cause of numerous diseases and the aging process itself. As a small, cell-permeable peptide, SS-31 works by interacting with cardiolipin, a unique phospholipid essential for optimal mitochondrial function. By stabilizing cardiolipin, SS-31 helps to improve cellular energy production, reduce harmful oxidative stress, and prevent the programmed cell death (apoptosis) that contributes to organ failure. This unique mechanism of action has made it a subject of intense research for conditions ranging from primary mitochondrial myopathy and Barth syndrome to heart failure and dry age-related macular degeneration.
SS-31 (Elamipretide) is a groundbreaking mitochondrial-targeted peptide. Its primary benefit is addressing mitochondrial dysfunction, a key factor in aging and many chronic diseases. Here are its core advantages:
Key Benefits of SS-31 (Elamipretide): Targeting the Root Cause of Cellular Dysfunction
1. Enhances Cellular Energy Production (ATP Synthesis)
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Benefit: SS-31 helps optimize the function of the electron transport chain within mitochondria.
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Result: This leads to a more efficient production of ATP (adenosine triphosphate), the fundamental energy currency of the cell. Improved ATP means cells, especially in high-demand organs like the heart and muscles, can function more effectively.
2. Reduces Oxidative Stress
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Benefit: The peptide specifically binds to cardiolipin in the inner mitochondrial membrane, stabilizing its structure.
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Result: This stabilization prevents the leak of reactive oxygen species (ROS), which are harmful free radicals that damage cells. By reducing oxidative stress, SS-31 helps protect cellular components like DNA, proteins, and lipids from damage.
3. Improves Mitochondrial Function and Integrity
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Benefit: SS-31 helps maintain the critical membrane potential necessary for mitochondria to work properly.
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Result: This supports overall mitochondrial health, preventing the swelling and rupture that can lead to cell death. Healthier mitochondria mean healthier cells and, by extension, healthier tissues and organs.
4. Prevents Programmed Cell Death (Apoptosis)
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Benefit: By stabilizing mitochondria and reducing oxidative stress, SS-31 helps keep the cellular “powerhouse” intact.
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Result: This directly inhibits one of the key pathways that trigger apoptosis. Preventing unnecessary cell death is crucial for preserving tissue function in neurodegenerative and cardiovascular diseases.
5. Promotes Cellular Repair and Survival
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Benefit: With improved energy and reduced damage, cells are in a better state to activate their natural repair mechanisms.
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Result: This enhances cellular resilience and survival, which is particularly important in conditions of ischemia-reperfusion injury (damage that occurs when blood supply returns to tissue after a lack of oxygen).
6. Potential for Treating a Wide Range of Diseases
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Benefit: Because mitochondrial dysfunction is a common thread in many conditions, the potential applications of SS-31 are vast.
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Result: It is being investigated for its therapeutic potential in heart failure, Primary Mitochondrial Myopathy, Barth Syndrome, dry AMD, and even neurodegenerative disorders like Alzheimer’s and Parkinson’s disease.




