If you have been deleted products from your dashboard, but forgot to remove the tab, follow all these steps:
- Go to your facebook fan page.
- Click "Settings" at the top of your facebook fan page (just above the cover photo).
- Click "Edit page" in the left navigation.
- Scroll down and click on "Settings" button on the app you want to edit.
- Now click the "Edit settings" link.
- Then click on "remove" link next to the word Added.