How do I unlink my MyFitnessPal and Facebook accounts?
You can unlink your MyFitnessPal and Facebook accounts on our website, or in our iPhone, iPad, and Android.
On the Web
Click "My Home" then "Settings" then "Facebook/Twitter sharing settings: and click "Disconnect" in the Facebook section.
In our Android, iPad and iPhone apps
In the Menu (or "More" page) tap
If you created your account using your Facebook login, you will be prompted to enter a new MyFitnessPal password. You will need to log in using your registered email address and MyFitnessPal password from then on.