Turinabol is a potent derivative of dianabol. This oral steroid is structurally a cross between methandrostenolone and clostebol (4-cholorotestosterone). It has the same base structure as Dianabol with the added 4-chloro alteration of clostebol. In essence it’s a cousin of Dianabol displaying no estrogenic and less androgenic activity that Dianabol. Turinabol you will get good hard gains and also does not create risk for estrogenic side effects, so there is limited water retention or risk for gynecomastia.