Adrenosterone is a steroid hormone with weak androgenic effect first isolated in 1936 from the adrenal cortex. Adrenosterone occurs in trace amounts in humans as well as most mammals and in larger amounts in fish, where it is a precursor to the primary androgen, 11-ketotestosterone. Adrenosterone has shown to be converted into 11-ketotestosterone in humans, which contributes to adrenosterone’s androgenic …