A woman’s nutritional needs change as she ages, and it’s important to know where grains and fiber fit into these evolving dietary requirements so she can stay healthy mentally and physically.

From childhood to adolescence there is a gradual onset of estrogen secretion by the ovaries, and then cyclic progesterone, the two basic hormones responsible for growth and development of the female brain and body. Even before birth, the female fetus’ brain is programmed by pregnancy hormones, and fetal nutrition is totally dependent on the mother’s diet.
— Grain Foods Foundation: