Symptom Checker. 1  Numbness in one foot and Numbness in Both Feet (31 causes) 2  Numbness in one foot and Tingling in one foot (31 causes) 3  Numbness in one foot and Tingling in Both Feet (30 causes)  Numbness in one foot and Tingling in both hands (30 1  causes) Numbness in one foot and Tingling in one hand (30 causes)
Other foods that are iodine-rich are shrimp, shellfish, sushi and seaweed. Reduce the iodine in your diet if your doctor determines that your iodine levels are too high. In some cases, too much iodine overstimulates the thyroid and pituitary glands and can cause a goiter.
Goitrogens are naturally-occurring chemicals found in various foods. Goitrogens have two ways they can affect your thyroid: Goitrogens can cause a goiterâan enlargement of the thyroid gland. Goitrogenic foods can act like antithyroid drugs, slowing down your thyroid, and ultimately causing hypothyroidism, an underactive thyroid.