Life Flo Liquid Iodine Plus 2 oz Purified Water, Iodine (as Iodine Potassium Iodide). Three drops of Liquid Iodine Plus provides 100 percent of the recommended daily allowance for iodine in a convenient liquid supplement. Three drops provide 150 mcg of Iodine (as Iodine and Potassium Iodide)-the Recommended Daily Allowance