i-Throid is a superior iodine formulation created to enhance thyroid treatment and offer long-term, consistent results. i-Throid contains the ideal balance of iodide and free elemental iodine which is highly absorbable and binds with tyrosine to produce thyroid hormones. i-Throid works synergistically with Nature-Throid and a-Drenal to offer a well-rounded, highly effective thyroid treatment protocol. 12.5 mg: 5 mg Iodine & 7.5 mg Iodide