NC° Birth Control
Prevent pregnancy with Natural Cycles
100% Hormone-free
Zero side effects
FDA Cleared
Is Natural Cycles effective?
While no method of birth control is 100% effective, Natural Cycles is 93% effective with typical use and 98% effective with perfect use.
Let’s compare methods
HORMONAL
HORMONAL
93%
Contraceptive Pill
93%
Vaginal Ring
99%
Hormonal IUD
NON-HORMONAL
93%
Natural Cycles°
87%
Male Condom
99%
Copper IUD
NON-HORMONAL
Percentage of typical users who did not get pregnant with the method over 1 year of use. Reference: Contraceptive Technology (Table 26 - 1). 21st Edition, 2018
Find out if Natural Cycles works for you
Going hormone-free
Join the birth control revolution
With 3 million registered users, a growing number of us are choosing to go hormone-free! Are you ready to start your journey?
Your routine
Measure your way
We recommend measuring temperature at least 5 times per week - you can choose to measure overnight or in the morning.
Switching birth control
Know how to get started
Whether you’re switching from a hormonal or non-hormonal method, we’re here to guide you on your journey of self-discovery.