Natural Factors Fresh Kelp Extract is a natural source of iodine that the body needs to make thyroid hormones. It is hand harvested in a sustainable manner from the pristine coastal waters of British Columbia. A precision extraction process preserves freshness and kelp’s spectrum of minerals, vitamins, and iodine.
Each serving/drop (0.033 mL) contains: Iodine (Kelp: species from the order Laminariales*; potassium iodide) *(Laminaria setchellii/Macrocystis integrifolia) 800 mcg. Non-Medicinal Ingredients: Glycerin, purified water, ethanol.