Deca Durabolin is the most widely used anabolic steroid for building muscle (in bodybuilding and other power sports), which has a low androgenic and high anabolic effect. Nandrolone Decanoate is available only in the form for intramuscular injection. Deca is the basis for mixed cycles of anabolic steroids. The drug helps gain muscle mass and improve strength. If you want to speed up the recovery process and increase your endurance and immunity, then choose this drug. It is completely harmless when administered in recommended doses.