Potassium Iodide 60 ct Thyroid Support 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. Hi-Tech Potassium Iodide also supplies potassium, a mineral that is essential for the maintenance of healthy water balance and whole body pH. Hi-Tech Pharmaceuticals Potassium Iodide is packaged in a 60-ct bottle. Each capsule yields 130mg potassium and 225mcg iodine. High Potency Thyroid Support 60 Day Supply 5 Year Shelf Life Supports Electrolyte Mineral Balance Lowest Price and Best Overall Deal on Potassium Iodide