Getting . 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. Includes a variety of protein foods such as lean meats; poultry; eggs; seafood; beans, peas, and lentils; nuts and seeds; and soy products. Best for kids: SmartyPants Organic Kids Multivitamin. Dr. Moawad regularly writes and edits health and career content for medical books and publications. Iodine status of the U.S. population, National Health and Nutrition Examination Survey 2003-2004. Effect of iodine supplementation in pregnant women on child neurodevelopment: A randoised, double-blind, placebo-controlled trial. If a persons iodine intake falls below approximately 1020 mcg/day, hypothyroidism occurs [1], a condition that is frequently accompanied by goiter. The tablets have a thin coating to prevent bad taste. Plants grown on iodine-rich soil are also good sources. Pearce EN, Leung AM, Blount BC, Bazrafshan HR, He X, Pino S, Valentin-Blasini L, Braverman LE. These values, which vary by age and gender [2], include: Table 1 lists the current RDAs for iodine [2]. 2007 Dec;10(12A):1532-1539; discussion 1540-1541. Adverse reactions to iodinated contrast media. The manufacturer recommends taking it with a meal. [, Perrine CG, Herrick K, Serdula MK, Sullivan KM. 2004;(2):CD003819. Best Pract Res Clin Endocrinol Metab. Vegans, people with certain food allergies or lactose intolerance, and others who consume no or minimal amounts of these foods might not obtain sufficient amounts of iodine [49,50]. 258. Cases of acute iodine poisoning are rare and are usually caused by doses of many grams. The iodine amounts in different seaweed species also vary greatly. One dollar sign means the product is rather affordable, whereas three dollar signs indicate a higher price range. When purchasing a supplement, they should ensure the manufacturer they choose uses third-party testing. Public Health Nutr. The Dietary Guidelines for Americans describes a healthy dietary pattern as one that: This fact sheet by the National Institutes of Health (NIH) Office of Dietary Supplements (ODS) provides information that should not take the place of medical advice. Hypothyroidism in children and adolescents. If your intake of iodine is too low, you can end up with low levels of thyroid hormone in your blood. 2009 Jun;30(4):376-408. 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. Variability of iodine content in common commercially available edible seaweeds. Hypothyroidism can cause a variety of symptoms, including: Children with hypothyroidism may experience the same effects as adults and additional symptoms, including slow physical growth, mood problems, trouble concentrating, and learning difficulties. Iodine is an essential mineral that promotes thyroid function. For a population of school-aged children or non-pregnant adults to be iodine sufficient, median urinary iodine concentrations should be greater than 100 mcg/L and no more than 20% of the population should have values lower than 50 mcg/L [3]. The U.S. Food and Drug Administration (FDA) developed DVs to help consumers compare the nutrient contents of foods and dietary supplements within the context of a total diet. National Center for Health Statistics (NCHS). Many researchers, as well as the American Thyroid Association, stress the importance of continued iodine status monitoring among women of reproductive age [1,4,32,38,56,70,71]. WHO recommendations for these countries also include breastfeeding through 24 months of age, combined with complementary foods fortified with iodine for children between the ages of 724 months [7]. That's more than twice as much as most adults need each day. Promoting thyroid health. Interactions. According to the company, the mini capsules are vegetarian. American Thyroid Association. More serious side effects include inflammation of the thyroid gland and thyroid cancer (1). National Research Council, Committee to Assess the Health Implications of Perchlorate Ingestion. Here are two high quality options that do. Here are the 10 best iodine supplements for 2021. Included is detail on diagnosis and the causes. Manufacturers are responsible for making sure they are safe and labeled correctly. 2023 Healthline Media LLC. Medical News Today only shows you brands and products that we stand behind. People may wish to consider the following when looking for an iodine supplement: Medical News Today chooses products that meet the following criteria: Below is a list of iodine supplements that a person may consider. Under normal conditions, the body tightly controls thyroid hormone concentrations via TSH. Nutrients 2018;10;100:1-20. [, Gupta PM, Gahche JJ, Herrick KA, Ershow AG, Potischman N, Perrine CG. Goiter is often the first clinical sign of iodine deficiency. This product has a lower iodine dosage than some other products. 2014;18(1):1-3.doi:+10.4103/2230-8210.126517. Price: $Swansons Triple Iodine Complex supplement provides a high dose of 12,500 mcg of iodine, or 8,333% of the RDI, in the form of potassium iodide, sodium iodide, and kelp-derived iodine.All of Swansons supplements are tested for purity and potency in-house, as well as by third-party laboratories. 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. They are made in a certified good manufacturing practice (GMP) facility. Iodine is a trace element that is naturally present in some foods, is added to some types of salt, and is available as a dietary supplement. If we combine this information with your protected Cooper LF, Barber EM, Mitchell HS. [, Murray CW, Egan SK, Kim H, Beru N, Bolger PM. Each of their supplements is tested for purity and potency an average of six times before its sent to market.Keep in mind that this supplement contains about 2% of the RDI of calcium. Intake recommendations for iodine and other nutrients are provided in the Dietary Reference Intakes (DRIs) developed by the Food and Nutrition Board (FNB) at the Institute of Medicine of the National Academies (formerly National Academy of Sciences) [2]. According to its label, iodized salt in the United States contains 45 mcg iodine/g salt (between 1/8 and 1/4 teaspoon); measured salt samples have an average of 47.550.7 mcg iodine/g salt [8,18]. J Clin Endocrinol Metab 2019;104:5957-67. You can not measure iodine levels in the blood, but you can measure it in the urine. Am J Clin Nutr. Iodine deficiency has multiple adverse effects on growth and development, and is the most common cause of preventable intellectual disability in the world [41]. Researchers randomized participants to receive either a nutritional formula containing 1 gram (g) gamma-linolenic acid (GLA), 750 micrograms (mcg) iodine, and 70 mcg selenium, or a placebo daily for three menstrual cycles. Supplements may help people who need to increase their iodine levels, such as pregnant people. 10 Uses for Iodine: Do Benefits Outweigh the risks? 10 Signs and Symptoms of Iodine Deficiency, Everything You Need to Know About Iodine Poisoning, Supplements and Thyroid Health: What to Know, Kelp Benefits: A Health Booster from the Sea, 7 Surprising Health Benefits of Eating Seaweed, people living in places where the soil is iodine-depleted, people following strict vegan and vegetarian diets, people who avoid or have limited access to iodized salt. The impact of common micronutrient deficiencies on iodine and thyroid metabolism: the evidence from human studies. 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. Iodine supplements may interact with some medications, including: If you take any medications, talk to a healthcare provider or pharmacist about the safety of any supplements you consider taking. Can You Eat Soy If You Have a Thyroid Condition? Linus Pauling Institute at Oregon State University: "Iodine. All rights reserved. If you are eating a healthy, balanced, varied diet, you're . [, Ershow AG, Skeaff SA, Merkel JM, Pehrsson PR. Any medical information published on this website is not intended as a substitute for informed medical advice and you should not take any action before consulting with a healthcare professional. In general, moderate iodine consumption from iodized salt or the food in your diet shouldn't cause problems. The company also offers an organic version for anyone who prefers organic supplements. They are available in drops, capsules, and tablets. Chronic iodine overdose is associated with goiter, hyperthyroidism (overactive thyroid), thyroiditis (thyroid inflammation), and thyroid cancer. Normal urinary iodine concentrations range between 100 and 200 micrograms per liter. 2007 Dec;10(12A):1571-1580. [, Patel A, Lee SY, Stagnaro-Green A, MacKay D, Wong AW, Pearce EN. Iodine deficiency. Breast tissue has a high concentration of iodine, especially during pregnancy and lactation) [4,75]. Since the introduction of iodized salt, iodine deficiency has been rare in the U.S. As a treatment, radioactive iodine helps with goiters (enlargements of the thyroid gland) and high thyroid levels such as in thyroid storm. The Swiss Iodized Salt Program Provides Adequate Iodine for School Children and Pregnant Women, but Weaning Infants Not Receiving Iodine-Containing Complementary Foods as well as Their Mothers Are Iodine Deficient. How Do I Know If I Have an Iodine Deficiency? If you are a Mayo Clinic patient, this could 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]. $26.73. drospirenone, eplerenone, lithium, drugs that contain potassium (including supplements such as potassium chloride). III. Find a Walgreens store near you. Below are some common questions about iodine supplements. AACE Clinical Case Reports 2015;1:e81-e82. Thyroid 2017;27:315-89. *DV = Daily Value. 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. Some research suggests that mild iodine deficiency is associated with subtle neurodevelopmental deficits and that iodine supplementation might improve cognitive function in mildly iodine-deficient children [52]. In the United States, salt manufacturers have been adding iodine to table salt since the 1920s, although this practice is still voluntary [18]. These high potency tablets contain a blend of: The company does not state whether the product is vegan-friendly. Last medically reviewed on October 28, 2022. J Clin Endocrinol Metab. A more recent randomized, double-blind, placebo-controlled clinical trial had similar findings. 686. Common sources of iodine include salt, supplements, and foods like vegetables and seafood. Indian J Endocrinol Metab. A 2004 Cochrane review concluded that iodine supplementation in children living in areas of iodine deficiency appears to both positively affect physical and mental development and decrease mortality with only minor and transient adverse effects [72]. Tyrosine is a supplement that may help improve alertness, attention, and focus. Although the results of these studies are promising, more research is needed to clarify iodines role in fibrocystic breast disease. 2007 Dec;10(12A):1606-1611. Thyroid function is primarily regulated by thyroid-stimulating hormone (TSH), also known as thyrotropin. According to the company, this product is kosher, vegan-friendly, and USDA-certified organic. Iodine may have other physiological functions in the body as well. Is the ketogenic diet right for autoimmune conditions? Values lower than 20 micrograms per liter suggest inadequate iodine intake. 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]. This happens because the thyroid has too little iodine to make thyroid hormone. Iodate is reduced in the gastrointestinal tract and absorbed as iodide [2,5]. It's true that not having enough iodine (iodine deficiency) can cause hypothyroidism. Nutrition in Health and Disease, 9th ed. Some people, such as those with autoimmune thyroid disease and iodine deficiency, may experience adverse effects with iodine intakes considered safe for the general population [2,5]. It also lists some iodine supplement products. 20 offers from $4.74. [, Zimmermann MB. The federal government's 20202025 Dietary Guidelines for Americans notes that "Because foods provide an array of nutrients and other components that have benefits for health, nutritional needs should be met primarily through foods. In fact, for some people with an underactive thyroid, too much iodine can cause or worsen their condition. . Iodine plays a vital role in thyroid health. After exposure to radiation, iodine can provide some protection against thyroid damage. Iodine nutrition in the United States. Iodine reduces thyroid hormone and can kill fungus, bacteria, and other microorganisms such as amoebas. Best beta-sitosterol prostate health supplement NOW Beta-Sitosterol Plant Sterols Price: $$ Dosage: 4 softgels per day Active ingredients: beta-sitosterol, campesterol, sigmasterol, natural fish. Instead, the lack of iodine reduces the thyroid's ability to produce thyroid hormone, which can cause a range of symptoms, including low energy. One of these trials also assessed children at age 56 years and continued to find no benefit on child neurodevelopment from the mothers use of iodine [60]. It's also added to many brands of table salt. At treatment completion, 65% of the women receiving iodine reported decreased pain compared with 33% of women in the placebo group. How to Choose High Quality Vitamins and Supplements, What You Should Know About Iodine Deficiency. This content does not have an Arabic version. For example, an analysis of 44 samples of nonfat milk found a range of 38 to 159 mcg per cup (with an average of 85 mcg/cup used for Table 2) [8]. When a person takes the right amount of KI at the right time, it can help block the thyroid from absorbing radioactive iodine. An iodine solution is a topical iodine preparation that sterilizes the skin to prevent infection. J Clin Endocrinol Metab. Is Garcinia Cambogia Safe for Weight Loss? Precautions include maintaining distance from other people while your body gives off radiation. When possible, choose a supplement that has been tested by a trusted third party, such as USP, ConsumerLabs, or NSF. You can find iodine in foods, but amounts can be hard to identify. USDA-FDA-ODS database for the iodine content of common foods (release one). Natural remedies for depression: Are they effective? Among women of reproductive age, the median urinary iodine concentration in NHANES 20072014 was 119 mcg/L [37]. Dietary supplements are not regulated in the United States, meaning the Food and Drug Administration (FDA) does not approve them for safety and effectiveness before products are marketed. The earths soils contain varying amounts of iodine, which in turn affects the iodine content of crops. Iodine sufficiency during pregnancy is extremely important for proper fetal development. 2010 Aug;140(8):1489-1494. Iodine is in many foods, especially ones that come from the sea. Thyroidal uptake of radioactive iodine is higher in people with iodine deficiency than in people with iodine sufficiency. All rights reserved. Clean the affected area. Sufficient iodine intake after birth is also important for proper physical and neurological growth and maturation. Thank you, {{form.email}}, for signing up. TSH increases thyroidal iodine uptake from the blood and the production of thyroid hormone. It works by destroying overactive thyroid tissue or thyroid cancer cells. 1990 Nov;90(11):1571-1581. 2010 Jan;21(1):62-69. Therefore, anybody taking iodine supplements must adhere to the appropriate dosage. Since the body does not make iodine on its own, you need to obtain enough of it in your diet. The dosage is 1 level scoop daily. Lancet. The randomized, multi-center, controlled, double-blind trial included 188 participants. Arcus senilis: A sign of high cholesterol? Regular check-ups are the best way to know whether you are getting enough iodine. [, Santiago-Fernandez P, Torres-Barahona R, Muela-Martnez JA, Rojo-Martnez G, Garca-Fuentes E, Garriga MJ, Len AG, Soriguer F. Intelligence quotient and iodine intake: a cross-sectional study in children. Am J Med. 2023 Healthline Media UK Ltd, Brighton, UK. Center for Drug Evaluation and Research, Food and Drug Administration. 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. You can learn more about how we ensure our content is accurate and current by reading our. Learn how the tests work, how to read the results, and some of the best tests to. For KI to work, a person must take it before or shortly after exposure to radioactive iodine. More recent NHANES measurements indicate that urinary iodine levels have stabilized in the general U.S. population. International efforts since the early 1990s have dramatically reduced the incidence of iodine deficiency worldwide, but some groups of people are still at risk of inadequate iodine intake. 2008 Oct 4;372(9645):1251-1262. It helps . 2010 Feb;24(1):117-132. They contain three forms of iodine: molecular iodine, sodium iodide, and potassium iodide. . The company uses a GMP-certified facility for manufacturing. This medicine is to be taken by mouth even if it comes in a dropper bottle. The serving size of this product is 12 drops daily, which a person can drop on their tongue. On the other hand, in Belarus and Ukraine, where people did not use iodine supplements, thyroid cancer increased significantly among children and adolescents. AACE Clinical Case Reports 2015;1:e40-e44. The iodine is from organic, whole plant kelp. Read our. Healthline only shows you brands and products that we stand behind. Chronic, severe iodine deficiency in utero causes cretinism, a condition characterized by intellectual disability, deaf mutism, motor spasticity, stunted growth, delayed sexual maturation, and other physical and neurological abnormalities [5].