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Higher intake can increase the risk of side effects such as thyroid problems. Iodine in larger amounts can cause metallic taste, soreness of teeth and gums, burning in mouth and throat, stomach upset, and many other side effects.
Can taking iodine be harmful?
Can iodine be harmful? Yes, if you get too much. Getting high levels of iodine can cause some of the same symptoms as iodine deficiency, including goiter (an enlarged thyroid gland). High iodine intakes can also cause thyroid gland inflammation and thyroid cancer.
What are the side effects of taking iodine?
With long-term use
- Burning of mouth or throat.
- headache (severe)
- increased watering of mouth.
- irregular heartbeat.
- metallic taste.
- numbness, tingling, pain, or weakness in hands or feet.
- soreness of teeth and gums.
- stomach upset.
Can I take iodine everyday?
The recommended daily limit for iodine intake is 150 micrograms for men and non-pregnant women. The recommended daily intake is 220 to 250 micrograms for pregnant women and 250 to 290 micrograms for women who are breast-feeding.
Is taking iodine good for you?
Iodine's most important role is to ensure proper thyroid function. It helps to regulate the production of the thyroid hormones thyroxine (T4) and triiodothyronine (T3). Getting enough iodine is essential for preventing low thyroid hormone production and hypothyroidism.
Who should not take iodine?
Do not take more than 1100 mcg of iodine daily if you are over 18 years old; do not take more than 900 mcg of iodine daily if you are 14-18 years old. Iodine is possibly unsafe when taken by mouth in high doses. Higher intake might cause thyroid problems in the baby.
Does iodine cause hair loss?
Thyroid hormones help control the growth of hair follicles. When your thyroid hormone levels are low, your hair follicles may stop regenerating. Over time, this may result in hair loss ( 14 ). For this reason, people with an iodine deficiency may also suffer from hair loss ( 15 ).
What time of day should you take iodine?
Advertising revenue supports our not-for-profit mission. If strong iodine upsets your stomach, take it after meals or with food or milk unless otherwise directed by your doctor. If stomach upset (nausea, vomiting, stomach pain, or diarrhea) continues, check with your doctor.
Does iodine help hair growth?
Iodine for Hair Growth: Should You Be Taking Supplements? The short answer to this is no — taking iodine supplements will have little to no effect on your hair growth.
Does iodine raise blood pressure?
Excessive iodine intake may increase the blood glucose level and blood pressure, and may increase the risk of hypertension and diabetes (Liu et al., 2019a). Iodine status is also associated with hypertension in pregnant women (Cuellar-Rufino et al., 2017).
