I’m not sure Trump brushes his teeth. I believe his move is Tic-Tacs. And I believe there’s audio to prove it.
You’re confusing Trump with Mao.
Not sure I follow your reference, but just in case.
https://www.politico.com/story/2016/10/tic-tac-denounces-trump-229373
FYI, Mao reportedly refused to ever brush his teeth. His teeth turned green as a result.