Following the mysterious and untimely death of TikTok star Ben Bader , we now have more info as to how he passed -- and the details are disturbing.

Shawn Reed , a rep for the Jupiter Police Department in Florida, tells TMZ ... Bader was discovered by neighbors and appeared "not to be breathing." Instagram/@benhbader

The spokesperson also said first responders performed life-saving measures on Bader, and continued when medical personnel arrived. Reed added Bader was eventually taken to a hospital, where he was pronounced dead.

The Palm Beach County Medical Examiner will determine the final cause of death, but as of now, authorities haven't ruled out anything -- and that includes foul play.

As you know ... the content creator tragically passed away October 23. His girlfriend,

See Full Page