You can thank orrin hatch for the total unregulation of the suppliments racket. Or curse him, which is probably the better course of action.

https://blogs.sciencemag.org/pipeline/archives/2019/02/12/th...

for actual drugs, the FDA can and does show up at your plant unannounced with guns for two weeks for an unannounced audit more or less whenever they want.

I await the day they can drop the hammer on the woo-aisle at whole foods with very poorly concealed anticipatory shadenfraude. Right now the best they can do is to sue POM Wonderful and the like : https://www.forbes.com/sites/chloesorvino/2016/05/02/the-ver...