Potassium Iodide 150mcg 100 Tablet Each Nature"s Plus Potassium Iodide Tablet supplies 150 mcg of iodine.Supplement FactsServing Size: 1 Tablet Amount Per Serving % Daily Value*** Iodine (as potassium iodide)150 mcg100%***Percent Daily Values are based on a 2,000 calorie dietOther Ingredients: Microcrystalline cellulose, di-calcium phosphate, stearic acid, magnesium stearateWarnings: Keep out of reach of children. As with all dietary supplements, consult your healthcare professional before use. See product label for more information.