Directions of use: Adults: Take 1–2 tablets daily with meals or as directed by your health-care practitioner. Each tablet contains: Iodine (from 225 mg of organic kelp). . . . . . 225 mcg Nonmedicinal ingredients: Microcrystalline cellulose, croscarmellose sodium, and silicon dioxide. Contains no: Gluten, soy, wheat, corn, eggs, dairy, yeast, citrus, preservatives, artificial flavour or colour, starch, or sugar.