Features: * Kelp is a nutritional seaweed * This species of kelp grows in coastal ocean waters from 1 to 10 feet deep with the tide * Nature"s Way uses whole dried plant guaranteed to contain 0.06% iodine Directions Take 1 capsule daily, preferably with food. Do not exceed the recommended dose. Supplement Facts Serving Size: 1 Capsule Servings Per Container: 100 Amt Per Serving % Daily Value Iron 390 mcg 2% Iodine 400 mcg 267% Sodium 20 mg 1% Kelp (whole thallus) 660 mg * *Daily value not established. Other Ingredients: Gelatin (capsule). Warnings This product should not be taken by persons with known hypersensitivity to iodine or hyperthyroidism. Consult a healthcare professional before using if you are pregnant, nursing, or taking a prescribed iodine medication.