>the effect of making it seem normal will tend to trump the disapproval.
I think it may be more due to the fact that people have a natural disinclination towards people pretending to be moral authorities, especially when their premise is revealed to be based on lies and pseudoscience
There were aspects of DARE that were based on Psuedoscience but lots of major and minor campaigns, from ending dueling to getting people not to steal things from the Petrified Forest National Park, have been derailed by this effect without involving lies or pseudoscience.
I think it may be more due to the fact that people have a natural disinclination towards people pretending to be moral authorities, especially when their premise is revealed to be based on lies and pseudoscience