Prenagen

Fertility Calendar

Prenagen

Important!

  • Calculated from the first day of your menstrual period in a month until the next month.
  • For example, if spotting on June 1st, your next month spotting will be July 2nd 
  • The length between June 1st and July 2nd is 32 days. 
  • It is recommended to calculate your menstrual cycle for 6 to 12 months.