- New Post - I discovered that Trying to Conceive Twins / Multiples is a trending topic online among trying to conceive websites and forums, such as Mama Natural . This discovery came after learning some natural supplements, such as Cassava Root and Soy Isoflavones might increase fertility and may increase the chances of having multiples. Originally, I had this information combined with my supplements page, but later decided I wanted a separate place to address this, so it wouldn't take away from the information about the supplements. - My Interest - There are claims that natural supplements can aid in ovulation, overall fertility and some may even increase your chances of having multiples. Being a woman diagnosed with Endometriosis at age 20, and a hyperthyroid issue called Graves' Disease at age 27, I worry about my fertility. A lot. I wanted to know more about these natural supplements and if they really work. When I wanted to conceive while breastfeeding, I ...