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Essential Nutrients and Foods for Thyroid Function |
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| Iodine | Primary sources:
Secondary sources: |
Eggs, asparagus, lima beans, mushrooms, spinach, sesame seeds, summer squash, Swiss chard, garlic |
| Selenium | Primary sources | Brazil nuts, tuna, organ meats, mushrooms, halibut, beef, soybeans, sunflower seeds (Note: selenium content of land-based foods is contingent on soil substrate selenium levels.) |
| Zinc | Primary sources | Fresh oysters, sardines, beef, lamb, turkey, soybeans, split peas, whole grains, sunflower seeds, pecans, Brazil nuts, almonds, walnuts, ginger root, maple syrup |
| Copper | Primary sources | Beef, oysters, lobster, shiitake mushrooms, dark chocolate, crabmeat, tomato paste, pearled barley, nuts, beans (soybeans, white beans, chickpeas), sunflower seeds |
| Iron | Primary sources | Clams, oysters, organ meats, soybeans, pumpkin seeds, white beans, blackstrap molasses, lentils, spinach |
| Vitamin A (beta-carotene form) |
Primary sources | Kale, sweet potatoes, carrots, winter squash/pumpkin, spinach, cantaloupe, broccoli, asparagus, liver, lettuce |
| Vitamin C | Primary sources | Guava, peppers (chili, Bell, sweet), kiwifruit, citrus, strawberries, broccoli, cauliflower, Brussels sprouts, papaya, parsley, greens (kale, turnip, collard, mustard) |
| Vitamin E | Primary sources | Whole grains, almonds, soybeans and other beans, sunflower seeds, peanuts, liver, leafy green vegetables, asparagus |
| Vitamin B2 (riboflavin) |
Primary sources | Brewer’s yeast, organ meats, almonds, wheat germ, wild rice, mushrooms, egg yolks |
| Vitamin B3 (niacin) |
Primary sources | Brewer’s yeast, rice bran, wheat bran, peanuts (with skin), liver, poultry white meat |
| Vitamin B6 (pyroxidine) |
Primary sources | Brewer’s yeast, sunflower seeds, wheat germ, fish (tuna, salmon, trout), liver, beans (soybeans, lentils, lima beans, navy beans, garbanzos, pinto beans), walnuts, brown rice, bananas |
