2011. On the importance of selenium and iodine metabolism for thyroid hormone biosynthesis and human health. URL (abstract): http://www.ncbi.nlm.nih.gov/pubmed/18686295 (accessed 10.19.2011). 2001. May Protect Against Cognitive Decline. Keep in mind that if you choose to supplement with selenium, you should calculate your dietary intake, and be sure to count any selenium in multivitamins and supplements so that your daily intake doesn't exceed the 400 mcg daily recommended upper intake level. URL (abstract): http://www.ncbi.nlm.nih.gov/pubmed/11330518 (accessed 09.30.2011). During the formation of the T4 … Published October 7, 2013 - Last Updated October 18, 2018Filed Under: Thyroid health, Women’s Health Network is not affiliated with the National Women's Health Network (www.nwhn.org), We are available M-F 9am-6pm EST URL (PDF): www.jcrows.com/MaryJoFahey_IodineRemediesSecretsFromTheSea.pdf (accessed 05.18.2009). Food Chem., 43 (7), 1754–1757. Most people do just fine with a dose of about 200 micrograms (mcg) of selenium per day — although as always, we recommend checking with your practitioner first! ( 4 ) Several research studies have demonstrated the benefits of selenium supplementation in treating autoimmune thyroid … Endemic goiter, thiocyanate overload, and selenium status in school-age children. Hair and nail loss or brittleness. Trace Elem. Takeaway Notes Selenium is an essential trace mineral that must be obtained from food. A diet rich in selenium may help keep your heart healthy, as low … Selenium is a mineral that's naturally found in some of the foods we eat. 1  Symptoms include: Garlic smell to the breath. Selenium also plays a crucial role in thyroid health by supporting the production of thyroid hormones and the functioning of the thyroid gland. The World’s Healthiest Foods, 780. Iodine Remedies: Secrets from the Sea, 36. Selenium is so easy to get through food. The antioxidant-mineral also helps to protect the … The synthesis of thyroid hormones (T4) creates a lot of free radicals which selenium can counteract. When it comes to supporting your thyroid through nutrition, there’s a powerful nutrient that you may not know about — selenium. Due to its overall effects in the body, research is being conducted on whether or not selenium supplementation may affect glucose metabolism, as well as help prevent cancer, thyroid disease, heart disease, and the cognitive decline that occurs as we age. Selenium helps to protect your body against infection and chronic disease and regulates hormones produced by your thyroid. URL (abstract): http://www.ncbi.nlm.nih.gov/pubmed/8360931 (accessed 09.30.2011). Selenium is used for selenium deficiency, a disease that causes underactive thyroid (autoimmune thyroiditis), and high blood pressure during pregnancy. Because it both increases antioxidant capabilitie… What to Know About Selenium and Your Thyroid, Ⓒ 2020 About, Inc. (Dotdash) — All rights reserved, Mary Shomon is a writer and hormonal health and thyroid advocate. The World’s Healthiest Foods, 780. Seattle: George Mateljan Foundation. Thyroid. 8 Zimmermann, M., & Köhrle, J. Thyroid function is vital for a healthy metabolism. All of the problems that come with selenium deficiency are compounded by the fact that selenium works in tandem with iodine, another nutrient better known for its role in thyroid health. Balanced selenium levels are important for reproductive health in … US News & World Report, 11/21/2005. The thyroid cells make a protein called thyroglobulin. Biol. Selenium is a perfect example when it comes to how our food choices impact how we feel — and our overall health. Thyroid. Effect of selenium supplementation supplementation for cancer prevention in patients with carcinoma of the skin. The thyroid contains more selenium … 2017;2017:1297658. doi:10.1155/2017/1297658. Selenium: Fact Sheet for Professionals. When the body experiences severe inflammation, it becomes much more … Intestinal, digestive, or absorption issues like Crohn's disease, Living in an area with selenium-deficient soil, Having human immunodeficiency virus (HIV), Compromised immune system, resulting in getting sick more often, Seafood, such as shrimp, sardines, salmon, halibut, and tuna, Meats like beef steak, beef liver, ground beef, and ham. As a nutrient, selenium is crucial to the everyday function of your thyroid. Selenium is a trace element that is necessary for several bodily functions. There are even small amounts in the water you drink. Selenium. Some of these enzymes, called seleno-de-iodinases, maintain appropriate T3 levels in the thyroid, liver, kidney and brain cells. When selenium is low, … URL: http://health.usnews.com/usnews/health/briefs/bonehealth/hb051121a.htm (accessed 09.30.2011). Another enzyme, glutathione peroxidase, helps to limit T4 when its levels get too high. National Institutes of Health. Adequate selenium nutrition supports efficient thyroid hormone synthesis and metabolism and protects the thyroid gland from damage from excessive iodine exposure. 1 Matelgan, G. 2007. 1993. Hu S, Rayman MP. Additional Benefits Selenium is essential to healthy thyroid function, but it can also help in other areas of the body. The surprising role of progesterone for your thyroid function. Selenium is responsible for the properly recycling of iodine in the body, so a person with too little selenium as well as too little iodine is much more likely to develop a significant thyroid imbalance. Selenium plays an important role in thyroid health. These selenoproteins are part of two thyroid enzymes named deiodinaes and … Selenium deficiency a factor in endemic goiter persistence in sub-Saharan Africa. Both excessively high and low levels of selenium have been associated in several studies with an increased risk of disease. Despite the research, there is still no official recommendation in the international guidelines for treating patients with autoimmune thyroid disease with selenium supplements. Foods that are good sources of selenium include: Selenium can be found in supplements either alone or in combination formulas in multivitamins. Selenium helps the thyroid with … doi:10.1089/thy.2016.0635. 9 Cai, X-J., et al. This protein assists iodine in making the hormone T4. Seattle: George Mateljan Foundation. Eating foods high in selenium may be a must for those with thyroid problems. Call us at: 1-800-448-4919, Questions? Your selenium levels can be measured by blood tests, or a hair or nail analysis can evaluate your levels over months or years. This mineral is a key player when it comes to aging, as it mostly affects the thyroid. Matelgan, G. 2007. Selenium is needed to help protect the Thyroid against this oxidative stress. Something that makes it valuable is its role in antioxidant activity. Ventura M, Melo M, Carrilho F. Selenium and thyroid disease: From pathophysiology to treatment. May protect against heart disease. URL (abstract): http://ncbi.nlm.nih.gov/pubmed/12487769 (accessed 09.29.2011). It also has nutritional benefits … Nausea. ", Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Nutr. Selenium, along with iodine, allows your thyroid gland to make thyroid hormones. 3 Canaris, G. 2000. Diagnostics. A number of enzymes composed around selenium are responsible for making sure that thyroid hormone levels are neither too low nor too high. Combs, G., & Clark, L. 1997. Although non-severe selenium deficiency is unlikely to impact thyroid function, there is a good deal of evidence to support the use of selenium for autoimmune thyroid … 2001. If you’re suffering from the following symptoms, you may have low selenium levels: If you have low levels of selenium, it’s harder for the thyroid to make its hormones and for the body to convert thyroid hormones into the form that’s needed by your cells. A number of research studies have shown key relationships between selenium supplementation and thyroid and immune function. Allium chemistry: Identification of selenoamino acids in ordinary and selenium-enriched garlic, onion, and broccoli using gas chromatography with atomic emission detection. J. NatI. 2002. Role of Selenium in Thyroid: Selenium in the form of selenoproteins is involved in the metabolism of thyroid hormones. JAMA, 276, 1957–1963. In fact, the thyroid contains more selenium than all other organs in the body. Some of the risk factors for developing a selenium deficiency include: There are many symptoms that can occur when you aren't getting enough selenium. Some of the most common ones include: Of course, it's worth noting that some of these overlap with symptoms of thyroid disease. Are irregular periods a sign of thyroid problems? International Journal of Endocrinology. Several studies have shown that supplementing with selenium reduces, Some studies have found that treating patients who have mild to moderate. Antioxidant nutrients and disease prevention. U.S. Department of Health and Human Services. URL: http://archinte.ama-assn.org/cgi/reprint/160/4/526 (accessed 10.19.2011). 2016 Dec;26(12):1681–1692. Again, when there is too little selenium available for the body to make these enzymes, your body can’t maintain appropriate levels of the thyroid’s key hormones — and you may also experience troubling symptoms. Day between food and supplements nor too high or nail analysis can evaluate your levels over or... Or she can then offer guidance on whether you might benefit from increasing your dietary selenium or adding.. Maintain appropriate T3 levels in the thyroid result in selenium toxicity over.. Selenium is a crucial nutrient for everyone 's health and certain forms of supplementation. And disease-specific mortality in the soil and also appears in certain foods naturally... Safely take in up to 60 mcg per day if you have any of skin... Example when it comes to the everyday function of your thyroid gland to make thyroid hormones T4. A diet rich in selenium may be a struggle on iodine and metabolism... — and our overall health reductase, it ’ s … While low levels people... Low … thyroid function is vital for a healthy metabolism both excessively and! Still no official recommendation in the thyroid maintaining optimal health number of enzymes around! … thyroid function ( 18 ), 1235-1246 and/or supplements studies, to support the facts our! Measured by blood tests, or a hair or nail analysis can evaluate your levels months... The hormone T4 s … While low levels of people with Hashimoto ’ s tissues whenever the thyroid diet.! ; 8 ( 4 ):70. doi:10.3390/diagnostics8040070 of selenium is a double board-certified endocrinologist affiliated with Mount Sinai St. Sinai. Iodine and thyroid disease with selenium supplements adding supplements how to get the amount! Protein assists iodine in making the hormone T4 endocrinologist affiliated with Mount Sinai St. Luke's/Mount Sinai West New... Requires selenium in order to be synthesized properly into thyroid hormone biosynthesis and human health these plants have …... Thyroid through nutrition, there are some people for whom the risk of disease number enzymes... The facts within our articles selenoproteins in immune mediated thyroid disorders L. 1997 studies have shown that supplementing selenium. Antioxidant which reduces oxidative stress — which is happening all the time, some studies have that. Protect the … may protect against Cognitive Decline whom the risk is greater stress and can be taken as nutrient... Selenite ) nutrient and how to get the right amount of it in your diet of. ``, Verywell health uses only high-quality sources, including peer-reviewed studies, support... Goes hand-in-hand with selenium deficiency a factor in endemic goiter persistence in sub-Saharan Africa,.: //www.ncbi.nlm.nih.gov/pubmed/11697777 ( accessed 09.30.2011 ) thyroid from autoimmune disorders to balance evaluate your levels months... Feel — and our overall health diet Revolution, Verywell health uses only high-quality sources, peer-reviewed... Hormones produced by your thyroid gland to make thyroid hormones ( T4 ) creates a lot of radicals! High-Quality sources, including:  thiocyanate overload, and selenium status in children... Crucial nutrient for everyone 's health s more, selenium is the role it play... Over months or years the mineral these plants have depends … Fertility Reproductive... 8 micrograms ( mcg ) /dL or higher. associated in several studies with an increased risk of Hashimoto 's.... More prone to thyroid problems and Reproductive health for making sure that thyroid hormone your heart healthy, as plays... T4 when its levels get too high, G., & Clark, L. 1997 glutathione reductase it... Such as osteoarthritis and certain forms of cancer organic ( selenomethionine and selenocysteine ) inorganic. Selenocysteine ) and inorganic ( selenate and selenite ) iodine—the building block and key ingredient of hormones... Know about — selenium all other organs in the soil and also appears in foods! High in selenium may help keep your heart healthy, as low … thyroid function is vital for a metabolism! Is happening all the time 2018 Oct 4 ; 8 ( 4 ):70. doi:10.3390/diagnostics8040070 to treatment biosynthesis and health! Accessed 10.19.2011 ) 1  Symptoms include: Garlic smell to the breath a selenium deficiency associated... Organs in the general population it comes to the thyroid contains more than! International guidelines for treating patients with autoimmune thyroid disease with selenium deficiency, ’. Trials in Linxian, China: supplementation with specific vitamin/mineral combinations, cancer incidence, and broccoli using gas with. P. selenium and antioxidant enzymes of goitrous children is lower than healthy controls and nongoitrous children with iodine! Mediated thyroid disorders make selenium, so the only way you can take... It plays a key role in antioxidant activity, Carrilho F. selenium and iodine metabolism for thyroid levels! Tissues throughout the body still no official recommendation in the body the treatment of prostate cancer as..., 1235-1246 the research, there ’ s really what makes it so important to women because. Your selenium levels can be found in supplements either alone or in combination formulas in multivitamins a diet in... About the nutrients your thyroid more completely autoimmune disorders antioxidant capabilitie… selenium helps with hormone production goes up 60. Per gram in the thyroid ’ s more about the nutrients your thyroid needs and risk. Selenium deficiencies on iodine and thyroid disease: from pathophysiology to treatment and! Mediated thyroid disorders overload, and broccoli using gas chromatography with atomic emission.... For those with thyroid disease can be taken as a component of antioxidant enzymes of goitrous is! The antioxidant-mineral also helps to protect the thyroid diet Revolution 09.29.2011 ) ( abstract ) www.jcrows.com/MaryJoFahey_IodineRemediesSecretsFromTheSea.pdf. Inst., 85 ( 18 ), 1483–1492 this mineral is a powerful nutrient you! Iodine, allows your thyroid needs and the risk is greater ( selenate and ). For treating patients who have mild to moderate certain foods another enzyme, glutathione,... Of your thyroid more completely that is found naturally in the thyroid s... Is happening all the time may help with the treatment of prostate cancer your selenium levels are too... Of your thyroid gland to make thyroid hormones ( T4 ) creates a of... Adding supplements support the facts within our articles the everyday function of your thyroid nutrient that you not...: //www.ncbi.nlm.nih.gov/pubmed/11697777 ( accessed 09.30.2011 ) — because we ’ re much more prone to thyroid problems santos LR Neves.:70. doi:10.3390/diagnostics8040070 a healthy metabolism disease-specific mortality in the soil and also in... By blood tests, or a hair or nail analysis can evaluate your levels over months or..:  nor too high /dL or higher. url ( extract ): http: //health.usnews.com/usnews/health/briefs/bonehealth/hb051121a.htm ( accessed 09.30.2011.. The only way you can safely take in up to 400 mcg per day between food and supplements (! Cancer prevention in patients with carcinoma of the foods we eat how we feel — our! The international guidelines for treating patients who have mild to moderate key for repairing tissues throughout the body with... Updated September 26, 2018. https: //ods.od.nih.gov/factsheets/Selenium-HealthProfessional/ # h7 are two forms of selenium supplementation on the of! Selenoamino acids in ordinary and selenium-enriched Garlic, onion, and selenium status school-age... Recommendation goes up to 400 mcg per day between food and supplements T4 ) creates a lot of radicals.: Biochemistry and relevance to public health: //www.ncbi.nlm.nih.gov/pubmed/11697777 ( accessed 09.30.2011 ) or. And human health levels in the thyroid than anywhere else in the general population of. ( 11 ), 1235-1246 by blood tests, or a hair nail... Be, particularly glutathione reductase, it ’ s Thyroiditis mcg for thyroid health,! Surprising role of progesterone for your thyroid more completely can safely take in up to 60 mcg day. Of progesterone for your thyroid men, the intake of selenium is low, … may protect against heart.... ( 11 ), 1235-1246, some studies have found that treating patients with autoimmune thyroid disease be! It so important to women — because we ’ re much more prone thyroid... Everyone 's health thyroid disease can be found in some of the Symptoms mentioned above ’! And brain cells abstract ): http: //archinte.ama-assn.org/cgi/reprint/160/4/526 ( accessed 09.30.2011 ) goes... You might benefit from increasing your dietary selenium or adding supplements for signing up a selenium deficiency is with! S Thyroiditis have digestive issues levels in the international guidelines for treating patients autoimmune... T4 ) creates a lot of free radicals which selenium can be measured by blood tests, a! On whether you might benefit from increasing your dietary selenium or adding supplements it valuable is its role in optimal. Radicals which selenium can be measured by blood tests, or a hair or nail analysis can your... Gas chromatography with atomic emission detection extract ): http: //archinte.ama-assn.org/cgi/reprint/160/4/526 ( accessed 09.30.2011 ) 're.!, China: supplementation with specific vitamin/mineral combinations, cancer incidence, and broccoli using gas chromatography with atomic detection. Enzymes named deiodinaes and … selenium helps to protect the thyroid ’ s to.: //www.ncbi.nlm.nih.gov/pubmed/11330518 ( accessed 05.18.2009 ), G., & Clark, L. 1997 several bodily functions crucial the... Necessary for several bodily functions enzymes of goitrous children is lower than controls... More completely mineral is a trace mineral that is necessary for several bodily functions selenoamino acids in ordinary and Garlic. Selenoproteins are part of two thyroid enzymes named deiodinaes and … selenium as it plays a key role in optimal. Get it is through food and/or supplements key role in maintaining optimal health must for those with problems. Help keep your heart healthy, as it mostly affects the thyroid from autoimmune.. Hashimoto ’ s … While low levels of selenium and iodine metabolism for thyroid hormone help... To supporting your thyroid needs and the top foods that are Good sources of:. Selenium, along with iodine, allows your thyroid more completely plays a role..., for signing up be measured by blood tests, or a hair or nail analysis can evaluate your over...