Home > Alternative Medicine > What Is Hormone Therapy? Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Nov 23, 2010 by dreliaz, Views: 4025 In this segment, nurse practitioner Elaine Weil explains the benefits of bio-identical hormone therapy in the treatment of menopause. Hormones are molecular communicators that act as your body's "to do" list. Bio-identical hormones are identical in molecular structure to your body's own hormones, derived from plant sources such as soy and wild yam. In the United States the most commonly prescribed hormones are not the same chemical as that which your own body makes.