Elamipretide vs Hexarelin

Head-to-head comparison of Elamipretide (Elamipretide (MTP-131, SS-31)) and Hexarelin (Growth Hormone Releasing Hexapeptide) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertyElamipretideHexarelin
CategoryMuscle & PerformancePerformance
Full NameElamipretide (MTP-131, SS-31)Growth Hormone Releasing Hexapeptide
Molecular Weight639.8 Da887.04 Da
Half-Life1-4 hours~70 minutes
Amino Acids46
Typical Dose0.01-0.25 mg/kg/day100-200 mcg
RouteSubcutaneous/IntravenousSC / IV
Purity≥98%
Studies Count120198
Research StatusClinicalClinical Trials

Elamipretide Benefits

  • mitochondrial protection
  • reduced oxidative stress
  • improved fatigue resistance
  • may support exercise tolerance

Hexarelin Benefits

  • Strongest GH pulse among GHRPs
  • Cardioprotective effects
  • Muscle mass and strength gains
  • Fat loss through improved body composition
  • Enhanced recovery from training

Elamipretide Dosing

0.01-0.25 mg/kg/day SC (clinical research)|daily dosing in trials|alternative IV protocols in some studies

Hexarelin Dosing

Standard: 100-200 mcg SC 2-3 times daily|Pre-workout: 100 mcg 30 min before training|Pre-bed: 100 mcg for overnight GH pulse|Cycle: 8-12 weeks then 4 week break (desensitization)

Elamipretide Side Effects

  • nausea
  • injection-site reactions
  • diarrhea
  • headache

Hexarelin Side Effects

  • Common: Increased appetite, water retention, tingling
  • Moderate: Cortisol and prolactin elevation (dose-dependent)
  • Notable: Desensitization occurs after 4-16 weeks of continuous use
  • Rare: Numbness in extremities

Research Overview

Elamipretide

Clinical and translational studies show elamipretide can improve mitochondrial function and some functional endpoints in mitochondrial disorders. Skeletal muscle research suggests benefits are driven by energy metabolism rather than direct muscle-building effects.

Hexarelin

Hexarelin has extensive pre-clinical and clinical evidence. Multiple human studies confirm potent GH release. Unique cardioprotective properties are well-documented. Note that receptor desensitization limits long-term continuous use.

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Common Stacking Partners

Elamipretide stacks with:

creatinecoenzyme-q10protein

Hexarelin stacks with:

CJC-1295BPC-157Ipamorelin
mitochondriafatigueenergy-metabolismperformanceGH ReleaseCardioprotectivePerformanceMuscle Growth