6/case directions: use only as directed. Adults take one (1) drop in water in the morning. Consult a physician for use in children under 12 years of age. Do not exceed recommended dosage. Don't use with a hyperthyroid condition. Keep your licensed health care practitioner informed when using this product. Serving size: one (1) drop (0.06ml) ingredient: iodine (from north atlantic kelp) 246mcg other ingredients: deionized water, kosher vegetable glycerin. 11/12/18