Life Extension Sea-Iodine(TM) is a patented complex that combines organic kelp and bladderwrack extracts with potassium iodide. Iodide is a non-metallic mineral that plays a vital role in thyroid gland nutrition. Each serving of Sea-Iodine(TM) delivers 1,000 mcg of iodine. Vegetarian capsules.<br/><ul><li><p>Features organic kelp and bladderwrack extracts&nbsp;</p></li><li><p>Promotes healthy thyroid function&nbsp;</p></li><li><p>Non-GMO</p></li><li>Non-GMO</li></ul>