In fact, fertilin is a medicine that has a similar action to the female hormone estrogen. besides, they used it to induce egg production in women who are not able to ovulate due to certain medical conditions such as polycystic ovary syndrome. benefits of this product are: as well, optimal combination for healthiest follicles development moreover it improves oocytes quality additionally, it reduces the number of degenerated oocytes and even improves response to ovarian stimulation