I'm not real sure why jam monster and or the principal company that owns them would not be using domestic nicotine like 70% of the other companies out there that are in the same situation, however regardless the tobacco-free nicotine and/or synthetic nicotine, doesn't seem to make any difference the flavor is on point like it has always been jam monster is one of my favorites and will continue to be thank you for giving me the opportunity for this review I have been vaping since 2012 so I assure you I have tried just about everything there is out there It just doesn't get better in my humble opinion of course