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<article><div id="d-article"><div class="page-info"><div class="page-title"><a name="start" id="start">
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</a><h1 class="with-also" itemprop="name">Potassium in diet</h1>
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</noscript></div><div class="main"><div id="ency_summary"><p>Potassium is a mineral that your body needs to work properly. It is a type of <a test="test" href="./002350.htm">electrolyte</a>.</p></div><section><div class="section"><div class="section-header"><div class="section-title"><h2>Function</h2></div><div class="section-button"><button type="submit" aria-controls="section-1" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-1"><p>Potassium is a very important mineral for the human body. </p><p>Your body needs potassium to:</p><ul><li>Support heart health</li><li>Ensure proper muscle function</li><li>Maintain bone health</li><li>Control the acid-base balance</li><li>Break down and use carbohydrates</li></ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Food Sources</h2></div><div class="section-button"><button type="submit" aria-controls="section-2" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-2"><p>Although many foods contain potassium, vegetables and fruit are the richest sources.</p><p>Vegetables, in particular beans, lentils, tomatoes, potatoes (particularly with the skin), sweet potatoes, soy, and winter squash are all good sources of potassium.</p><p>Fruits that contain significant amounts of potassium include citrus fruits, cantaloupe, bananas, kiwi, prunes, and apricots. Dried apricots contain more potassium than fresh apricots.</p><p>Milk, yogurt, and nuts are also good sources of potassium.</p><p>All meats (red meat and chicken) and fish, such as salmon, cod, flounder, and sardines provide some potassium as well.</p><p>People with kidney problems, particularly those on dialysis, should not eat too many potassium-rich foods. Your health care provider will recommend a potassium-restricted diet if you need it.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Side Effects</h2></div><div class="section-button"><button type="submit" aria-controls="section-3" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-3"><p>Having too much or too little potassium in your body can cause serious health problems.</p><p>A low blood level of potassium is called <a test="test" href="./000479.htm">hypokalemia</a>. It can cause weak muscles, abnormal heart rhythms, and a slight rise in blood pressure. You may have hypokalemia if you:</p><ul><li>Take diuretics (water pills) to treat high blood pressure or heart failure</li><li>Take too many laxatives</li><li>Have severe or prolonged vomiting or diarrhea</li><li>Have certain kidney or adrenal gland disorders </li></ul><p>Too much potassium in the blood is known as <a test="test" href="./001179.htm">hyperkalemia</a>. It may cause abnormal and dangerous heart rhythms. Some common causes include:</p><ul><li>Poor kidney function</li><li>Heart and blood pressure medicines called angiotensin converting enzyme (ACE) inhibitors and angiotensin II receptor blockers (ARBs)</li><li>Potassium-sparing diuretics (water pills) such as spironolactone, triamterene or amiloride</li><li>Severe infection </li></ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Recommendations</h2></div><div class="section-button"><button type="submit" aria-controls="section-4" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-4"><p>The Food and Nutrition Board of the National Academies of Sciences, Engineering, and Medicine recommends these dietary intakes for potassium, based on age:</p><p>INFANTS</p><ul><li>0 to 6 months: 400 milligrams a day (mg/day)</li><li>7 to 12 months: 860 mg/day </li></ul><p>CHILDREN and ADOLESCENTS</p><ul><li>1 to 3 years: 2000 mg/day</li><li>4 to 8 years: 2300 mg/day</li><li>9 to 13 years: 2300 mg/day (female) and 2500 mg/day (male)</li><li>14 to 18 years: 2300 mg/day (female) and 3000 mg/day (male)</li></ul><p>ADULTS</p><ul><li>Age 19 years and older: 2600 mg/day (female) and 3400 mg/day (male)</li></ul><p>Women who are pregnant or producing breast milk need slightly higher amounts (2600 to 2900 mg/day and 2500 to 2800 mg/day respectively). Ask your provider what amount is best for you.</p><p>People who are being treated for hypokalemia may need potassium supplements. Your provider will develop a supplementation plan based on your specific needs.</p><p>Note: If you have kidney disease or other long-term (chronic) illnesses, it is important that you talk to your provider before taking potassium supplements.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Alternative Names</h2></div><div class="section-button"><button type="submit" aria-controls="section-Alt" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-Alt"><p>Diet - potassium; Hyperkalemia - potassium in the diet; Hypokalemia - potassium in the diet; Chronic kidney disease - potassium in diet; Kidney failure - potassium in diet</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>References</h2></div><div class="section-button"><button type="submit" aria-controls="section-Ref" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-Ref"><p>Gropper SS, Smith JL, Carr TP. (2020). <em>Advanced Nutrition and Human Metabolism</em>. 8th ed. Boston, Massachusetts: Cengage Learning; 2020.</p><p>Mozaffarian D. Nutrition and cardiovascular and metabolic diseases. In: Libby P, Bonow RO, Mann DL, Tomaselli GF, Bhatt DL, Solomon SD, eds. <em>Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine</em>. 12th ed. Philadelphia, PA: Elsevier; 2022:chap 29.</p><p>National Academies of Sciences, Engineering, and Medicine website. Dietary reference intakes for sodium and potassium (2019). Washington, DC: The National Academies Press. <a href="https://nap.nationalacademies.org/catalog/25353/dietary-reference-intakes-for-sodium-and-potassium" target="_blank">nap.nationalacademies.org/catalog/25353/dietary-reference-intakes-for-sodium-and-potassium</a>. Accessed May 16, 2024.</p><p>National Institutes of Health, Office of Dietary Supplements website. Potassium fact sheet for health professionals. <a href="https://ods.od.nih.gov/factsheets/Potassium-HealthProfessional/" target="_blank">ods.od.nih.gov/factsheets/Potassium-HealthProfessional/</a>. Updated June 2, 2022. Accessed May 16, 2024.</p><p>Ramu A, Neild P. Diet and nutrition. In: Naish J, Syndercombe Court D, eds. <em>Medical Sciences</em>. 3rd ed. Philadelphia, PA: Elsevier; 2019:chap 16.</p></div></div></section>
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<section><div class="section"><div class="section-header"><div class="section-title"><h2>Review Date 5/14/2024</h2></div><div class="section-button"><button type="submit" aria-controls="section-version" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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<div id="section-version" class="section-body"><p>Updated by: Stefania Manetti, RDN, CDCES, RYT200, My Vita Sana LLC - Nourish and heal through food, San Jose, CA. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team. </p>
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