Smooth, less strong in flavor and vapor - still feels just like taking iodine. I tried the first day with no potassium chloride push immediately following. I was fine until I took the 8 afternoon iodoral. And I needed two potassium chloride pushes to deal with the sleepiness. So since then I do the potassium chloride pushes with the Wilson's..
(I have Dennis the Menace on the brain as a result of the name of this stuff...
Oh, Mr, WIL-son!!!!! headshake)