This is an update to the original : https://marginalrevolution.com/marginalrevolution/2016/07/the-fda-versus-the-tooth.html https://marginalrevolution.com/margi

This is an update to the original : https://marginalrevolution.com/marginalrevolution/2016/07/the-fda-versus-the-tooth.html https://marginalrevolution.com/marginalrevolution/2016/07/th... And in the washington post : https://archive.is/feVGp https://archive.is/feVGp Also Novamin is a similar (though weaker) case https://archive.is/RuDmL https://archive.is/RuDmL