Chemical Structure

Mechanism of Action

Ostarine attaches to specific proteins in the muscle cells called the Androgen receptors. Once bound to these receptors, it stimulates the muscle cells to increase the rate of protein synthesis, leading to muscle gain and improved recovery after an injury.

Class of Compound


Street Names

Enobosarm, 841205-47-8, GTx-024, MK-2866


  • Improves muscle mass
  • Improves muscle endurance and recovery
  • Improves vascularity

Side Effects and Dangers

  • Stomach pain, Diarrhoea, and constipation
  • Strain the liver
  • May cause depression and hypertension
  • Risk of heart attack and stroke

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