Medicinal Ingredients (per 1 ml): Bladderwrack thallus (Fucus vesiculosus) 250 mg QCE (1:4) Non-Medicinal Ingredients: Distilled water, Alcohol Our Bladderwrack thallus is Certified Organically Grown. QCE = Quantity Crude Equivalent Adults: Take 0.5-1 ml (15-30 drops) 3 times daily in a little water on an empty stomach a few hours before or after taking other medications. Contraindications: Do not use: if you are pregnant or breastfeeding; if you have an overactive thyroid, partial thyroid removal, Hashimoto’s thyroiditis, or cardiac problems; if you are sensitive to iodine. Do not take with iodine supplements. Keep out of reach of children. Do not use if seal is broken. Store at room temperature.