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Salt is a popular condiment that is used to enhance the taste of food. Not only does it enliven bland food, but it also provides the body with an essential mineral in the form of sodium. However, too much salt is not good for the body as it increases the risk of high blood pressure and heart disease. The definition of iodized salt is quite self-explanatory.
Salt to which iodine has been added is given the moniker of iodized salt. Iodine is a trace mineral, which means it is only found in small quantities, in only a handful of foods like seafood, dairy products, eggs and vegetables. Since iodine is not made in the body naturally and is only found in traces in foods, iodine is fortified into table salt to provide a more concentrated dose of the mineral to tackle iodine deficiencies like goitre.
Iodine is important to boost the performance of the thyroid gland to produce hormones which aid in tissue repair, regulate metabolism, and promote growth and development. Iodized salt is aimed at curbing or curing iodine deficiencies. Around the s, many people began creating salt with added iodine to reduce the incidence of goitres.
The introduction of iodized salt was extremely effective in eliminating iodine deficiencies all over the world. With just 3 grams a day required to meet the daily recommended iodine intake, iodized salt is the easiest way to get iodine in the body and prevent deficiencies.
Fortified foods are gaining popularity for their extra nutritional properties. Although iodine is a trace mineral, it is also required by the body in small traces.
For this reason, people who consume a well-balanced diet consisting of iodine-rich food sources are probably getting enough iodine. However, most vegans and even some vegetarians might not be able to get their daily recommended iodine intake from food, so iodized salt is a good option for them.
Non-iodized salt will only provide the body with sodium, an excess of which can cause many health problems like high blood pressure, stroke, and other health-related issues.
When it comes to shelf life, iodized salt lasts for only five years, while non-iodized salt lasts forever. When it comes to enhancing the taste of food, both kinds of salt are equally effective. In children living in iodine-deficient areas, iodine supplements seem to improve both physical and mental development. More study is needed to fully understand the effects of mild iodine deficiency and of iodine supplements on cognitive function. Although not harmful, fibrocystic breast disease causes lumpy, painful breasts.
It mainly affects women of reproductive age but can also occur during menopause. Very high doses of iodine supplements might reduce the pain and other symptoms of fibrocystic breast disease, but more study is necessary to confirm this. Check with your healthcare provider before taking iodine for this condition, especially because iodine can be unsafe at high doses.
Nuclear accidents can release radioactive iodine into the environment, increasing the risk of thyroid cancer in people who are exposed to the radioactive iodine, especially children. People with iodine deficiency who are exposed to radioactive iodine are especially at risk of developing thyroid cancer.
The U. Food and Drug Administration has approved potassium iodide as a thyroid-blocking agent to reduce the risk of thyroid cancer in radiation emergencies. 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.
Getting a very large dose of iodine several grams, for example can cause burning of the mouth, throat, and stomach; fever; stomach pain; nausea; vomiting; diarrhea ; weak pulse; and coma. The daily upper limits for iodine include intakes from all sources—food, beverages, and supplements—and are listed below.
These levels do not apply to people who are taking iodine for medical reasons under the care of a doctor. Iodine supplements can interact or interfere with medicines that you take. Here are several examples:. Tell your doctor, pharmacist, and other healthcare providers about any dietary supplements and prescription or over-the-counter medicines you take.
They can tell you if these dietary supplements might interact with your medicines. They can also explain whether the medicines you take might interfere with how your body absorbs or uses iodine or other nutrients. Foods contain vitamins, minerals, dietary fiber , and other components that benefit health. In some cases, fortified foods and dietary supplements are useful when it is not possible to meet needs for one or more nutrients e.
For more information about building a healthy dietary pattern, see the Dietary Guidelines for Americans and the U. This fact sheet by the Office of Dietary Supplements ODS provides information that should not take the place of medical advice.
We encourage you to talk to your healthcare providers doctor, registered dietitian, pharmacist, etc. 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.
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