Simplify the following text for a Grade 9 native English-speaking person.
Original: Thus , iodine tincture solutions are characterized by the presence of alcohol , and about the same amount ( weight % content ) of elemental iodine as iodide . Lugol 's iodine , by contrast , has no alcohol , and has twice the amount of iodide as elemental iodine .
Simplified: Tincture of iodine has about equal amounts of iodide and iodine .