That's right, and it forms the reason why continua

That's right, and it forms the reason why continual vigilance is needed. Big Pharma owns a number of politicians of both parties (and contributes gigantic sums to the political duopoly). Their marching orders are to place vitamins and herbal supplements under FDA regulation as ethical (prescription) drugs. Legislative efforts in this regard go back to the 1970's; in the absence of term limits the dinosaurs never quit. With the rise of BB product lines that could change the landscape of medicine, they may redouble their efforts.