It was inside that vacuum that so many wellness hustlers saw a first-mover advantage. … Sure, they didn't understand the virus either, but for plenty in this unregulated sector, that had never stopped them from making inflated claims about what a particular herb or diet will do before. … And so, unlike the epidemiologists who were busy trying to understand SARS-CoV-2, many wellness gurus wasted no time pitching all manner of supplements, tinctures, and miracle cures that all claimed to do what the doctors could not: protect us. … It was a bonanza—until, of course, the vaccines showed up and threatened to spoil all the fun.

XREF: Connects to broader patterns of quackery flourishing during knowledge vacuums — parallels with other historical epidemics and the snake-oil era.

Naomi Klein, Doppelganger, loc. 605