Day 1 is the first day menstrual flow. Although the time of ovulation varies from woman to woman, the time from ovulation to menstruation is generally 12-11 days. For example, in a 28 day cycle, ovulation usually occurs on Day 11. If you have a 35 day cycle, ovulation generally occurs around Day 21. You will want to use natural progesterone from ovulation until the onset your period.
Some women also experience lower abdominal pains during ovulation.
You do not need natural progesterone cream while menstruating and can stop using the cream when menstruation occurs. However, if you experience cramps or other symptoms during menstruation. Try rubbing the cream on your lower abdomen during menstrual cramping. If you have migraines during your cycle, rub the cream on the back of your neck or on your temples. It is best to begin using natural progesterone at the time of ovulation.