Elamipretide vs Capromorelin

Head-to-head comparison of Elamipretide (Elamipretide (MTP-131, SS-31)) and Capromorelin (Capromorelin hydrochloride) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertyElamipretideCapromorelin
CategoryMuscle & PerformanceGrowth Hormone
Full NameElamipretide (MTP-131, SS-31)Capromorelin hydrochloride
Molecular Weight639.8 DaN/A
Half-Life1-4 hoursabout 2-3 hours
Amino Acids4N/A
Typical Dose0.01-0.25 mg/kg/day0.25-2 mg/kg/day
RouteSubcutaneous/IntravenousOral
Purity≥98%≥98%
Studies Count12055
Research StatusClinicalClinical

Elamipretide Benefits

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

Capromorelin Benefits

  • GH secretagogue activity
  • appetite stimulation
  • oral administration
  • translational animal model utility

Elamipretide Dosing

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

Capromorelin Dosing

0.25-2 mg/kg orally in studies|once-daily or protocol-specific dosing|monitor appetite and body weight

Elamipretide Side Effects

  • nausea
  • injection-site reactions
  • diarrhea
  • headache

Capromorelin Side Effects

  • increased appetite
  • vomiting or nausea
  • lethargy

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.

Capromorelin

Research consistently shows capromorelin activates the ghrelin receptor pathway and increases food intake. Human development has been less prominent than veterinary use, but the compound remains a relevant GH secretagogue prototype.

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Common Stacking Partners

Elamipretide stacks with:

creatinecoenzyme-q10protein

Capromorelin stacks with:

Nutritional supportResistance training
mitochondriafatigueenergy-metabolismperformanceghrelin-receptor-agonistappetite-stimulantgh-secretagogue