I only use Facebook from the desktop, and run Facebook.com in a dedicated app via Nativefier. The beauty of that is that this keeps all cookies and tracking completely separate from my main Safari searches.
<a href="https:&#x2F;&#x2F;github.com&#x2F;jiahaog&#x2F;nativefier" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;jiahaog&#x2F;nativefier</a>