What is ecdysterone(Ecdy)? Arthropods produce the hormone ecdysterone (Ecdy), which controls their growth. Several plants also produce it to fight against insect infestations. It has several advantageous pharmacological effects, such as anabolic and adaptogenic ones. Ecdysterone is a popularly advertised dietary supplement used to improve athletes’ physical performance. The molecular mechanisms underlying the numerous other pharmacological actions that Ecdy induces …