It’s also worth mentioning that top AMH levels don’t necessarily signify you're ultra fertile: “AMH levels could be substantial, or elevated, in Women of all ages with polycystic ovary syndrome (PCOS). FSH is made by the pituitary gland and stimulates The expansion and maturation of ovarian follicles, which have eggs. http://5 Critical Things Your AMH Levels Can Reveal About Your Fertility Struggles