The primary function of iodine is the main component of all thyroid hormones. The production of thyroid hormones plays an active role in thermoregulation, metabolism, reproduction, growth, development, circulation, and muscle function.
The National Research Council (NRC) for dogs and cats provides recommended amounts for iodine per 1000kcal:
220mcg recommended allowance
220mcg recommended allowance
450mcg recommended allowance
450mcg recommended allowance
Iodine is found in varying amounts in all foods. The highest concentration of iodine is found in algea.
90mg = 450mcg