The vast majority of those claiming to have Dissociative Identity Disorder (DID) on TikTok do not need professional evaluation. They're teenagers behaving like teenagers. They're experimenting with different identities to see which one fits. They'll move on.

"Dissociative identity disorder (DID) is a <i>rare condition</i> in which two or more distinct identities, or personality states, are present in—and alternately take control of—an individual."[0]

0. https://www.psychologytoday.com/us/conditions/dissociative-i...