Vegan Kosher Non GMO Nut Free Soy Free Egg Free Vegetarian Dairy Free Gluten Free Keto Friendly Helps to prevent iodine deficiency Helps in the function of the thyroid gland Helps to maintain normal production of thyroid hormones Potassium Iodide (KI) is a compound that contains Iodine, a nutrient necessary for normal thyroid function. Iodine in the form of Iodide is an integral part of thyroid hormones, which regulate cellular metabolism and energy production. NOW Potassium plus Iodine also supplies 99 mg of Potassium and 5 mg of sodium per tablet. These minerals impact water balance in the body. Medicinal Ingredients Each tablet contains: Potassium (from Potassium Chloride and Potassium Iodide) 99 mg Iodine (from Potassium Iodide) 225 mcg Non-Medicinal Ingredients Cellulose, Sodium Alginate, Croscarmellose Sodium, Stearic Acid (vegetable source), Silica, Magnesium Stearate (vegetable source). Suggested Use Adult Dosage: Take 1 tablet daily.