> The FDA already regulates other forms of nicotine (patches, gum, lozenges, sprays, inhalers). And it's able to do so because these are sold as a cure for smo

> The FDA already regulates other forms of nicotine (patches, gum, lozenges, sprays, inhalers). And it's able to do so because these are sold as a cure for smoking i.e. a medicine. If you tried to sell charcoal as a cure for, say, cancer then FDA would be in its right to regulate you as well. I do not oppose FDA overseeing medical claims on principle. More, I think this is exactly what FDA should be doing. And I agree that this discussion is going nowhere, you seem to consider regulation good by itself, which should be enforced no matter the effects.