This product contains Medicare CBSA Codes, based on county, and assigned per ZIP Code for patient verification. If a ZIP Code crosses multiple counties, our file provides record for each occurrence. Medicare uses CBSA codes that are not identical to standard CBSA Codes.
Foods to be avoided by Hypothyroid Patients. Millet. Patients with hypothyroidism should avoid millet, which may be contained in cruciferous vegetables. Millet interferes with your body's iodine uptake, which is already damaged due to your thyroid condition.
1 Foods that can potentially lower thyroid activity are broccoli, cabbage, Brussels sprouts, cauliflower, kale, spinach, turnips, soy, beans, and mustard greens. 2  These foods may help if your thyroid gland is overactive (hyperthyroidism). 3  If it is underactive, ask your doctor if you should avoid these foods. These foods may help if your thyroid gland is overactive (hyperthyroidism). 2  If it is underactive, ask your doctor if you should avoid these foods. 3  Cooking deactivates some of the thyroid-lowering effects. 4  Use caution because people with thyroiditis can switch from hyperthyroidism to hypothyroidism very quickly.