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 Website:
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.