28 Day Fertility Diet is the authors (5 Simple Steps To Fertility) answer to many letters requesting more detailed information about her diet which led her to successful pregnancy and overcoming 7 years of infertility. Ovulation, Follicular phase, Luteal phase and menstruation - Different phases of the cycle require a woman's body to produce different hormones and go through separate processes so to maximize the chances of conceiving, it is paramount to eat foods that are advantageous to each phase.