Vegan, Kosher, Organic, Veg Caps Certified organic kelp sustainably harvested from the Outer Hebrides, providing iodine. Iodine contributes to the normal production of thyroid hormones and normal thyroid function. Iodine also contributes to normal cognitive function, energy-yielding metabolism, the functioning of the nervous system and the maintenance of normal skin. One vegetarian capsule provides: Ingredient Ascophyllum Kelp (organic) provides 420mcg of iodine. 600mg