What is the current state of research into the safety of e-cigs? The things have been around for over a decade now, but I haven't seen studies to show how much of a carcinogen they are for regular users. Has the product not been on the market lot enough for studies to be able to prove much of anything in either direction?
I read a bit about that, and now that tocopherol is no longer used as an additive, the only questions seem to be 1) if flavorings are not turned into bad things by the vaporization process 2) if nicotine has enough negative side effects when inhaled to warrant restricting what's an efficient and self-directed smoking cessation method. About 1) the solution for the FDA has been to ban flavorings, under the "think abou…
Tocopherol wasn't used as an additive as far as I know, at least any any reputable ejuice vendor, and from I recall the timing on the flavored vape juice ban was oddly around the same time as first COVID cases. It is likely that they jumped to conclusions and then used "some" vendors adding vitamin E as an excuse for such a drastic terrible measure.