SS-31 (Mitochondrial Peptide) | 5mg - 50mg Vials | >99% Purity
SS-31 (Mitochondrial Peptide) | 5mg – 50mg Vials | >99% Purity

Price range: $69.99 through $419.99
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SS-31 (Mitochondrial Peptide) | 5mg – 50mg Vials | >99% Purity

Price range: $69.99 through $419.99
You save

Chemical Specifications
Product Name SS-31 (Elamipretide / MTP-131)
CAS Number 736992-21-5
Molecular Formula C32H49N9O5
Molecular Weight 639.80 g/mol
Purity (HPLC) ≥ 99.0%
Appearance White Lyophilized Powder
Storage Store at -20°C (Protect from light and moisture)
Buy 1 - 199 pieces
$69.99
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$69.99
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$69.99
$63.99
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What is SS-31 (Elamipretide)?

SS-31 (Elamipretide), available in premium 5mg to 50mg lyophilized vials, is a groundbreaking, mitochondria-targeted tetrapeptide that functions as a cellular “First Aid Kit.” Unlike generic antioxidants that remain in the cytosol, SS-31’s unique Szeto-Schiller motif allows it to readily cross cell membranes and specifically concentrate within the mitochondrial inner membrane (IMM). Here, it binds directly to **Cardiolipin**, a crucial phospholipid. By stabilizing Cardiolipin, SS-31 restores the integrity of the mitochondrial electron transport chain, optimizes ATP (energy) production, and, most importantly, dramatically reduces the production of deadly **Reactive Oxygen Species (ROS)** at their source.

Key Features & Research Benefits

🛡️

Mitochondrial Homing

Possesses an extraordinary affinity for the mitochondrial inner membrane. It bypasses the cytosol entirely, delivering therapeutic action precisely where 90% of cellular ROS is generated.

🤝

Cardiolipin Stabilization

Forms a strong, synergistic bond with Cardiolipin. This crucial interaction prevents Cardiolipin oxidation and maintains the cristae structure necessary for efficient electron transport.

Source ROS Scavenging

Functions as a radical scavenger at the very source of production. By optimizing electron flow, it reduces the electron leakage that leads to superoxide formation, preventing oxidative damage before it begins.

🔋

ATP Restoration

Restores the functionality of aged or dysfunctional mitochondria. In various research models, SS-31 administration has shown to significantly boost mitochondrial respiration and cellular ATP levels.

Reversing Cellular Aging

Directly addresses the Mitochondrial Theory of Aging. By restoring mitochondrial function to a youthful state, it provides a systemic anti-aging effect and reduces cellular senescence.

💎

Verified High Purity

Synthesized using standard solid-phase peptide synthesis (SPPS) protocols, ensuring a ≥99.0% HPLC-verified purity level. Ideal for sensitive mitochondrial function and aging research.

How It Works: The Szeto-Schiller Motif

SS-31 (Elamipretide) is a peptide masterpiece derived from the Szeto-Schiller (SS) motif, a small sequence known for its ability to penetrate membranes independently of concentration. Its structure features alternating aromatic and basic amino acid residues. This specific configuration gives it a slight net positive charge and hydrophobicity, allowing it to glide across the cell’s outer membrane and the mitochondrial outer membrane.

Once inside the intermembrane space, its true hard-core mechanism is unleashed. It “homes in” on the Mitochondrial Inner Membrane (IMM), the site of the Electron Transport Chain (ETC). The IMM is rich in a unique phospholipid called Cardiolipin. Cardiolipin is essential for anchoring the protein complexes of the ETC (Complexes I-V) into supercomplexes, or “respirasomes.” This organization is crucial for efficient electron flow and ATP production.

During aging or disease, Cardiolipin becomes oxidized and moves out of the inner membrane, causing the respirasomes to fall apart. This leads to inefficient electron transfer (electron leakage), resulting in a spike in Reactive Oxygen Species (ROS) production and a catastrophic drop in ATP levels (a “Mitochondrial Energy Crisis”).

SS-31 acts as a stabilization agent by directly binding to Cardiolipin. It prevents Cardiolipin from oxidizing and keeps it anchored in the IMM. By maintaining respirasome integrity, SS-31 “re-wires” theElectron Transport Chain, restoring efficient electron flow, maximizing ATP output, and effectively quenching ROS production right at its source. This direct optimization of mitochondrial bioenergetics makes SS-31 the ultimate tool for reversing age-related mitochondrial dysfunction.

🧪 What’s In The Vial

  • Active Compound: SS-31 (Elamipretide / MTP-131)
  • State: Sterile, Lyophilized Powder
  • Format: Multi-dose Research Vials
  • Net Contents: As selected (5mg – 50mg)
  • Purity: ≥99.0% (HPLC Verified)

👩‍🔬 Who Uses It

  • Anti-Aging & Longevity Researchers
  • Mitochondrial Function Specialists
  • Neurodegeneration Labs (Alzheimer’s/Parkinson’s)
  • Cardiovascular & Heart Failure Labs
  • Metabolic Syndrome Scientists

🔗 Best Paired With

  • Sterile Bacteriostatic Water (BAC)
  • Precision Laboratory Pipettes
  • NAD+ Precursors (NMN / NR for synergy)
  • GHK-Cu / MOTS-c (Advanced Anti-Aging)

As Mentioned On

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Real People, Real Transformations

See what dedicated research protocols have achieved.

Meet Liam, 24 Years Old Muscle gain transformation BEFORE AFTER 16 WEEKS
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"I'd been training for years but never really saw the results. Once I started my IGF-1 LR3 and BPC-157 protocol, everything clicked. The lean tissue gains and joint recovery are unreal."

— Marcus, age 30
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12 weeksDURATION
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-8%BODY FAT

"I wanted muscle tone without 'bulking'. Adding Ipamorelin to my regimen allowed me to train consistently. The mirror shows lean changes I couldn't achieve with diet alone."

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12 weeksDURATION
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"RESEARCHER NOTES: Targeted a stubborn fat protocol with Tirzepatide. This subject experienced a massive reduction in visceral fat within the first 6 weeks without losing lean mass."

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"By targeting metabolic efficiency with Tesamorelin and AOD-9604, muscle tissue was preserved while stubborn visceral fat melted away. Completely different physique."

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"I struggled with persistent redness and uneven texture. After adopting a GHK-Cu peptide protocol, the inflammation vanished. My skin literally glows from the inside."

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"My face looked permanently tired. Working with Epithalon and GHK-Cu was a game changer. Pores minimized, fine lines reduced, and I'm sleeping deeper too."

— Jason, age 36

Trusted by happy customers

TrustScore 4.9 | 129 reviews

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March 2, 2026

Zero side effects and amazing results with Tirzepatide!

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February 28, 2026

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February 20, 2026

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February 08, 2026

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"Ordered BPC-157 (Tablets) for digestive research. Very effective for gut healing, and the quality is A+ grade. I might try the injectable version next cycle to compare absorption, but overall very reliable."

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January 29, 2026

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January 15, 2026

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