Ingredients: 600 micrograms of iodine per drop (400% RDI).
Directions: 1 drop in water in the morning.
Warning: Do not use this supplement in conjunction with any other concentrated source of iodine, such as Formula 636/637, Sea-Adine, Calcios, or kelp tablets (not kelp salt). Over-stimulation of the thyroid gland with resulting nervousness may be experienced. People who are hyperactive or have cardiovascular difficulties should not use this because glandular stimulation might over stimulate the heart