For example, in a 2018 study published in the Journal of Women's Health, researchers evaluated whether a nutritional supplement including iodine could decrease cyclical breast pain and nodules. Pearce EN, Leung AM, Blount BC, Bazrafshan HR, He X, Pino S, Valentin-Blasini L, Braverman LE. Iodine is an essential mineral that supports the proper function of your thyroid gland. Mayo Clinic Minute: Moisturizer tips from a dermatologist. For example, a 2021 review in the American Journal of Health System Pharmacy looked at common misperceptions of iodine allergy. Iodized salt is the primary source of this mineralin the United States. Consumption of foods that contain goitrogens, substances that interfere with the uptake of iodine in the thyroid, can exacerbate iodine deficiency [2]. These . This article discusses the benefits of iodine and how much iodine you need. Iodine Supplements: The Four Best Kinds to Use - Dr. Group's Healthy Foods providing 20% or more of the DV are considered to be high sources of a nutrient, but foods providing lower percentages of the DV also contribute to a healthful diet. Iodine is an ingredient in contrast agents that a person may take before having an X-ray or computed tomography (CT scan). Best for kids: SmartyPants Organic Kids Multivitamin. These values have essentially remained unchanged in the last three NHANES surveys, indicating that the dietary iodine intake of the general U.S. population has remained stable since 2000 [36]. $39.99. Other iodine-rich foods include: Vitamins and supplements vary in their iodine content. Published 2017 Dec 13. doi:10.3390/nu9121354, Mansel RE, Das T, Baggs GE, et al. Lugol's Solution Iodine Also called "strong iodine solution," Lugol's contains 6.3 mg of molecular iodine/iodide per drop. FDA does not require food labels to list iodine content unless iodine has been added to the food. 150. Iodine is a mineral that helps the body regulate metabolism, the nervous system, thyroid, and more. The FDA has approved the use of potassium iodide and cuprous iodide for salt iodization [19], whereas the WHO recommends the use of potassium iodate due to its greater stability, particularly in warm, damp, or tropical climates [3]. Accessed Aug. 5, 2020. Iodine is a mineral that's important for good health. J Clin Endocrinol Metab 2010;95:5217-24. Tell your doctor about any supplements you're taking, even if they're natural. All of their raw materials and finished products are third-party tested for purity and potency, so you can rest assured youre always getting what you have paid for.These capsules are vegan and free of most major allergens, including gluten, wheat, egg, nuts, and artificial colors and sweeteners. August 13, 2020. 1991 Feb;91(2):179-183. Increasing iodine levels above the recommended amount may cause unwanted side effects, such as: Iodine is most useful in thyroid function and the prevention of thyroid-related health conditions. Iodine. Iron, zinc, copper, manganese, selenium, and iodine in foods from the United States Total Diet Study. Thyroid disease: Can it affect a person's mood? Centers for Disease Control and Prevention (CDC). The Total Diet Study (TDS), an FDA monitoring program, provides estimated iodine intakes of the U.S. population [23]. 20 offers from $4.74. To provide you with the most relevant and helpful information, and understand which ", Natural Medicines Comprehensive Database web site: "Iodine. Selective serotonin reuptake inhibitors (SSRIs), Serotonin and norepinephrine reuptake inhibitors (SNRIs). Adequate Intake (AI): Intake at this level is assumed to ensure nutritional adequacy; established when evidence is insufficient to develop an RDA. Iodine's most important role is to ensure proper thyroid function. Am J Med 1993;94:524-532. 1993 Oct;36(5):453-460. Common sources of iodine include salt, supplements, and foods like vegetables and seafood. [. It depends on many factors, such as the dosage and the severity of a persons iodine deficiency. It commonly affects women of reproductive age, but it can also occur during menopause, especially in women taking estrogens [74]. Hypothyroidism: Can calcium supplements interfere with treatment? Am J Clin Nutr. However, some groups are at increased risk for a deficiency, including: Some goitrogens include broccoli, cabbage, cauliflower, kale, and strawberries. Any mention in this publication of a specific product or service, or recommendation from an organization or professional society, does not represent an endorsement by ODS of that product, service, or expert advice. . Iodine replacement in fibrocystic disease of the breast. Nutrition. [. Healthline Media does not provide medical advice, diagnosis, or treatment. Amazon.com: Iodine Tincture These 9 iodine-rich foods can help keep you healthy. Prevention and control of iodine deficiency in pregnant and lactating women and in children less than 2-years-old: conclusions and recommendations of the Technical Consultation. III. Accessed Aug. 5, 2020. 1998 Oct;83(10):3401-3408. Anaphylaxis. Dr. Moawad regularly writes and edits health and career content for medical books and publications. Later, they also measured the children's intelligence quotient (IQ) at age 8. Iodine plays a key role in thyroid health. These findings suggest that correcting mild iodine deficiency in children could improve certain components of cognition. Price: $$Peak Performances iodine supplement provides 150 mcg of iodine, or 100% of the RDI, sourced exclusively from organic kelp.Its vegan-friendly and free of most major allergens, including tree nuts, fish, shellfish, eggs, wheat, and gluten.No additives, fillers, or sweeteners are added to the supplement, and all of this companys products are third-party tested for purity, though the name of the testing company is not disclosed for proprietary reasons. Depending on the dose, it may help boost physical and mental performance. Although this product is a multivitamin, it contains a dose of iodine for kids. Verywell Health's content is for informational and educational purposes only. Conversely, if your healthcare provider recommends that you take a high dose, make sure you choose one that provides an adequate amount to meet your needs. Most people can meet their iodine needs through food sources. These values, which vary by age and gender [2], include: Table 1 lists the current RDAs for iodine [2]. In this cross-sectional study, pregnant women living in Spain had a significantly increased risk of hyperthyrotropinemia (TSH >3 microU/mL) if they consumed iodine supplements in doses 200 mcg/day compared with those who consumed doses <100 mcg/day [69]. information is beneficial, we may combine your email and website usage information with Am J Clin Nutr. Generally, prices range from $0.06$2.32 per serving, or $8$69.70 per container, though this may vary depending on where you shop. Heidi Moawad is a neurologist and expert in the field of brain health and neurological disorders. One teaspoon of iodized salt contains 400 micrograms of iodine. What is depression? According to the manufacturer, they are also free from dairy, nuts, and gluten. Don't use an iodine supplement if you have thyroid problems unless a doctor recommends it. Potassium iodide (KI), used in radioactive emergencies, is also available as a solution. [, Knig F, Andersson M, Hotz K, Aeberli I, Zimmermann MB. During 20072008, NHANES participants aged 6 years and older had a median urinary iodine concentration of 164 mcg/L [36]. Iodine nutrition in the United States. Overall, it appears that the general U.S. population has adequate iodine intake but that some pregnant women may be at risk for iodine deficiency. J Am Diet Assoc. People who do not use iodized salt 1998-2023 Mayo Foundation for Medical Education and Research (MFMER). For a general overview of Iodine, see our consumer fact sheet on Iodine. Eating salty foods should not cause iodine toxicity. Therefore, anybody taking iodine supplements must adhere to the appropriate dosage. The United States, Canada, and dozens of other countries have salt-iodization programs [3,16,17]. Iodine And Potassium Iodide (Strong Iodine) (Oral Route) Proper Use It may help protect against mouth irritation caused by chemotherapy. This section focuses on four areas of biomedical research examining iodines role in health and disease: fetal and infant development, cognitive function during childhood, fibrocystic breast disease, and radiation-induced thyroid cancer. However, because spot samples are not a suitable indicator of individual iodine status [30], these measurements cannot be used to diagnose individual cases of iodine deficiency nor to identify the proportion of a population with iodine deficiency or with excessive iodine intakes [31]. However, iodine deficiency does not independently affect energy levels. Iodine deficiency. Teas J, Pino S, Critchley A, Braverman LE. Help cells make protein. They could interact with lithium and drugs for heart problems, high blood pressure, and thyroid problems. [, Pennington JA, Young BE, Wilson DB. 2010 Jan;21(1):62-69. According to the company, these capsules are vegan. You also want to inspect the ingredient label. The iodine-replete healthy adult has about 1520 mg of iodine, 70%80% of which is contained in the thyroid [6]. Hess SY. Plants grown on iodine-rich soil are also good sources. Price: $NOW is a popular supplement brand that boasts an affordable price point without compromising quality.Its vegan-friendly kelp supplement contains 150 mcg of iodine, or 100% of the RDI, sourced exclusively from whole organic kelp.All of NOWs manufacturing facilities are FDA approved, and all of its supplement ingredients undergo rigorous testing for purity and potency. 2006 Oct;16(10):949-951. Iodine in food and iodized salt is present in several chemical forms including sodium and potassium salts, inorganic iodine (I2), iodate, and iodide, the reduced form of iodine [4]. Sometimes, it may not cause any symptoms at all. Surveys indicate that many pregnant women in the United States might consume insufficient amounts of iodine even if they do not have signs or symptoms of overt iodine deficiency [36]. Finally, you want to evaluate the dosage. According to the company, the mini capsules are vegetarian. Thyroid hormones regulate many important biochemical reactions, including protein synthesis and enzymatic activity, and are critical determinants of metabolic activity [1,2]. 2011 Feb 16. Endocr Rev. Iodine insufficiency remains a public health problem in 25 countries with a total population of about 683 million people [47]. Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Health Benefits. Do not use iodine supplements unless you are diagnosed with iodine deficiency. 2009 Feb;89(2):668S-672S. For example, one 3-ounce serving of cod contains about 158 mcg of iodine, and one serving of seaweed contains about 116 mcg of iodine. Fetal and infant development Toxicity is rare but can occur from consuming heavy doses (usually many grams) of iodine supplements. They contain cellulose and water. The thyroid is a butterfly-shaped organ in your neck that produces hormones that regulate bodily activities, like metabolism (the conversion of food to energy). 320. [, Zimmermann MB, Galetti V. Iodine intake as a risk factor for thyroid cancer: A comprehensive review of animal and human studies. In addition, if you have iodine deficiency, you may develop hypothyroidism. It also covers what happens when you get too little or too much iodine. Suboptimal iodine status during pregnancy has also been observed in Australia [39]. All rights reserved. Iodine is also present in human breast milk [2,5] and infant formulas [8]. Iodine is an essential mineral that plays an important role in maintaining the health and function of your thyroid gland. However, the amount of iodine in dairy products varies by whether the cows received iodine feed supplements and whether iodophor sanitizing agents were used to clean the cows and milk-processing equipment [9]. Much of this decline was a result of decreased levels of iodine in milk due to the reduced use of iodine-containing feed supplements and iodophor sanitizing agents in the dairy industry [34], as well as the reduced use of iodate dough conditioners by commercial bakers. It is unclear whether the product is suitable for vegans and vegetarians. 2009 Nov;90(5):1264-1271. 2008 Jun;13(2):116-127. Certain brands are more expensive than others, but price isnt necessarily a good indicator of quality. It is important to talk to your healthcare provider about any supplements you plan to take and to check in about any potential interactions with other supplements or medications. Iodine is naturally found in a variety of foods, such as seafood, dairy products, eggs, and seaweed. Cholesterol medications: Consider the options. https://www.niddk.nih.gov/health-information/endocrine-diseases/hypothyroidism. Variability of iodine content in common commercially available edible seaweeds. Results from several studies suggest, for example, that chronic, moderate-to-severe iodine deficiency, particularly in children, reduces IQ by about 1213.5 points [53]. 1. Iodine deficiency is common, especially among people who follow a vegan diet and pregnant people. In addition, plenty of foods contain iodine. Since breast tissue has a high concentration of iodine, some research has evaluated whether the mineral could be helpful in fibrocystic breasts. See additional information. 2014;18(1):1-3.doi:+10.4103/2230-8210.126517. 1oz Ancient Enviromedica Pure 2% Nascent Iodine Thyroid Support Detox 400mcg. A review of iodine toxicity reports. Find iodine supplements coupons and weekly deals. American Cancer Society. 2017;9(12):1354. In infants and children, less severe iodine deficiency can also cause neurodevelopmental deficits such as somewhat lower-than-average intelligence as measured by IQ [1,42,43]. Pearce EN. Values lower than 20 micrograms per liter suggest inadequate iodine intake. All products are tested for purity, potency, and safety, and all of their production facilities are FDA certified. dairy products, such as milk, cheese, and yogurt. Here are the 10 best iodine supplements for 2021. The serving size of this product is 12 drops daily, which a person can drop on their tongue. Ristic-Medic D, Piskackova Z, Hooper L, Ruprich J, Casgrain A, Ashton K, Pavlovic M, Glibetic M. Methods of assessment of iodine status in humans: a systematic review. Urinary iodine measurements from NHANES have been used since 1971 to monitor the iodine status of the U.S. population [32]. If stomach upset (nausea, vomiting, stomach pain, or diarrhea) continues, check with your doctor. 2010;14(1):13-17. April 28, 2022 A meta-analysis of 6,180 mother-child pairs from three birth cohorts in the Netherlands, Spain, and the United Kingdom found that verbal IQ assessed in children at 1.5 to 8 years of age was lower if their mothers had lower iodine status in their first trimester of pregnancy [43]. Pennington JAT, Schoen SA, Salmon GD, Young B, Johnson RD, Marts RW. [, Pearce EN. The ULs do not apply to individuals receiving iodine for medical treatment, but such individuals should be under the care of a physician [2]. Its vegan and gluten-free.Standard Process prides itself on its high manufacturing standards. Median urinary iodine concentrations for pregnant women participating in NHANES surveys were 181 mcg/L in 20032004, 153 mcg/L in 20012006, 125 mcg/L in 20052008, and 144 mcg/L in 20072014 [32,36-38]. The prevalence of iodine deficiency in women of reproductive age in the United States of America. The Best Supplements for Healthy Digestion, How to Get the Protective Power of Vitamin K. You can find iodine in foods, but amounts can be hard to identify. Methods to assess iron and iodine status. Hypothyroidism (underactive thyroid). The DV for iodine is 150 mcg for adults and children aged 4 years and older [12]. Healths Harmony Thyroid Support with Iodine - 120 Capsules (Non-GMO)- Ashwagandha Root, Zinc, Selenium, Vitamin B12 . Symptoms of iodine toxicity include nausea, vomiting, fever, diarrhea, a weakened heartbeat, and burning throat and mouth (1). A doctor may suggest an iodine supplement if they feel it will benefit a persons health. They do not contain gluten, dairy, milk, soy, peanuts, or tree nuts. The effects of severe iodine deficiency on neurological development are well documented. We avoid using tertiary references. We link primary sources including studies, scientific references, and statistics within each article and also list them in the resources section at the bottom of our articles. If you've had an iodine deficiency in the past, check with your doctor about regular monitoring of your thyroid hormone levels. Overconsuming iodine can lead to symptoms similar to those of iodine deficiency, such as neck swelling, fatigue, and weight gain. If youre looking for a basic, high quality iodine supplement, look no further, as these are among the best on the market. Iodine is an essential component of the thyroid hormones thyroxine (T4) and triiodothyronine (T3). Estimated Average Requirement (EAR): Average daily level of intake estimated to meet the requirements of 50% of healthy individuals; usually used to assess the nutrient intakes of groups of people and to plan nutritionally adequate diets for them; can also be used to assess the nutrient intakes of individuals. [, Abt E, Spungen J, Pouillot R, Gamalo-Siebers M, Wirtz M. Update on dietary intake of perchlorate and iodine from U.S. food and drug administration's total diet study: 2008-2012. Price: $Each of Life Extensions Sea-Iodine capsules provides 1,000 mcg of iodine, or 667% of the RDI, sourced from a combination of kelp and potassium iodide.All of Life Extensions ingredients are meticulously studied, and their final products are manufactured in facilities certified by NSF International, so you know youre always getting a high quality supplement.For the sake of transparency, Life Extension also provides you a certificate of analysis for every batch of supplements they produce, so you can see exactly whats in the product youve purchased. Mayo Clinic does not endorse companies or products. Studies have also shown that excessive iodine intakes cause thyroiditis and thyroid papillary cancer [2,81]. NOW Foods. Symptoms of an iodine deficiency include: Find out more about the symptoms of iodine deficiency here. Long-term intakes above the UL increase the risk of adverse health effects. Hypothyroidism can be safely and effectively treated with a drug the synthetic thyroid hormone levothyroxine (Synthroid, Levoxyl, others). [, Ershow AG, Skeaff SA, Merkel JM, Pehrsson PR.