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
Percentage of typical users who did not get pregnant with the method over 1 year of use. Read more.
Find out if Natural Cycles works for you
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?
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.
There are a few things to consider before switching birth control methods, but it's always a good idea to talk to your healthcare professional before making the switch. If you want to know more about changing between methods read more over at our blog.