The Marquette Method is an evidence-based approach that modernizes NFP by using an electronic fertility hormone monitor, the Clearblue Fertility Monitor, to perform a simple, daily urine test at home. The Clearblue Fertility Monitor tracks a women’s urinary biomarkers—estrogen and luteinizing hormone levels—to precisely identify the fertile window in each menstrual cycle. When applied correctly with an instructor, it is 98% effective in avoiding pregnancy. The Marquette Method is highly effective at both avoiding and achieving pregnancy which allows couples to be confident using Marquette Method of NFP protocols for their desired intention.

It is a custom-fit method of family planning. Other biomarkers such as mucus observations and basal body temperature tracking are not necessary but can be incorporated if you desire to do so.