Prohibition - Sin Tax Salt Prohibition's Sin Tax is their signature blend of sinfully smooth peanut butter, sweet caramel, and creamy vanilla custard; Now in salt-nic! Perfect for those dessert lovers out there.  Prohibition's Sin Tax flavor also took home the Best in Show at the 2019 MidWest Vapor Expo!  25mg, 50mg 30ml Salt-nics are for use in low power devices such as pod systems.