iodine

Functions Thyroid hormone manufacture
Source and function notes
  • Best sources are sea food
  • Excess cruciferous vegetables causes depletion of iodine
Vegetable sources Lettuce; spinach; green peppers
Fruit sources Pineapple, Raisins
Nut and seed sources Peanuts
Absorption factors
  • Absorption by thyroid inhibited by Goitrogens – in cassava root, cabbage, millet, mustard, peanuts, pine nuts, soybeans, turnips
  • Cooking inactivates Goitrogens
Spice and herb sources
Deficiency factors
  • Thyroid gland dysfunction
  • Goiters (enlarged thyroid gland)
Toxicity and dangers
  • Excess – can inhibit thyroid gland synthesis of hormones

Adapted from:

Murray, M. (2005). Encyclopedia of Healing Food. New York, N.Y.: Atria Books

Bland, J., Costarella, L., Levin, B., Liska, D., Lukaczer, D., Schlitz, B., Schmidt, M., Lerman, R., Quinn, S., Jones, D. (2004). Clinical Nutrition: A Functional Approach, Second Edition. Gig Harbor, WA: The Institute for Functional Medicine.

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