Chemical Structure

Mechanism of Action

Andarine has a strong affinity for androgen receptors (AR). Once it binds to the AR of the muscle tissue, it stimulates the protein synthesis leading to gain in muscle mass and improved healing of damaged muscles.

Class of Compound


Street Names

GTX-007, S-4, S-40503


  • Helps gain muscle mass
  • Can improve bone strength
  • Creates cut and dry look

Side Effects and Dangers

  • Hormone suppression
  • Vision-related problems, night blindness
  • Liver toxicity

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