I've been on a bit of a quest to test out a possible sensitivity to PG and have been slowly increasing the VG in my mixes and can report that at 20% PG, most if not all of my symptoms have dissapeared, my problem is, is that the more the VG ratio increases, the sweeter the finished e liquid is, as someone who exclusively mixes La Tabbaceria NET tobacco flavours, this is something I really don't want, sweet tobacco yuuk! I understand that VG is inheritantly sweet anyway, so increasing it's ratio in my mixes is going to make the finished liquid sweeter but is there a solution to this? I have tried two different "bitter" additives but they both just smelled and tasted of mouldy old vinegar, tia