Compounded Bioidentical Hormones All of our compounded bioidentical hormone products such as BIEST (estradiol, estriol), TRIEST (estradiol, estriol, estrone), progesterone, testosterone, DHEA, pregnenolone and cortisol are all made from a hormone precursor extracted from soy beans called diosgenin. Diosgenin has a molecular structure very similar to all these closely related hormones. Once the diosgenin has … Continue reading Ingredients Used in Our Hormone Products