Welcome to MadVapes LLC sells UNflavored PG at 0, 6, 11, 16, 18, 24, and 36mg. You could buy a bottle of PG at 24mg, and dilute it with an equal amount of VG for a 12mg Unflavored vape.
I like VG, but 100% makes my chest feel tight. Supposedly, PG improves flavor, but the 100% PG I tried left...