Last reviewed: May 12, 2026 Last updated: May 12, 2026

Written by: Jay Hastings , CEO of PlexusDx

Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations. He has more than 20 years of experience across healthcare innovation, genomics, laboratory operations, healthcare investing, and strategic finance. His work has included scaling healthcare startups, leading CLIA lab integrations, and helping expand consumer access to precision health tools.

Medically reviewed by: Jayden Lee, PharmD, EMBA

Jayden Lee, PharmD, EMBA, is the PlexusDx Medical Science Liaison with a PharmD and MBA specializing in pharmacogenomics and clinical product development, with a proven ability to bridge the gap between genomic research and practical patient outcomes. Dr. Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research.

Potassium: Are you consuming enough potassium to support your heart and kidneys along with your muscle function?

An essential mineral provides critical support for heart health as well as kidney function while also benefiting muscles and general well-being. We will examine potassium to understand its significance, identify its dietary sources and discover how genetic differences affect potassium concentrations. Potassium serves as a crucial nutrient necessary for our bodies to achieve optimal performance. The mineral participates in multiple physiological processes which include supporting heart function maintenance and kidney health along with facilitating muscle contractions. The daily recommended potassium intake stands at 4,700 mg and this nutrient is available in various foods including vegetables like acorn squash, spinach, and broccoli alongside potatoes, legumes and dried fruits such as apricots, prunes and raisins. The significance of potassium remains high but insufficient intake persists among numerous people. Processed foods make up most of Western diets while fruits and vegetables remain scarce which leads to inadequate potassium levels. The past twenty years have seen potassium deficiency rates rise from 4% to 11% throughout the U.S. because farming soils have experienced nutrient depletion. Potassium deficiency seldom occurs in healthy people yet specific health conditions or medications can cause potassium loss via the digestive system or kidneys which creates a deficiency. Healthcare providers should supervise potassium supplement intake to prevent any possible harmful effects. The genetic composition of an individual significantly affects their potassium levels. Genetic variations cause up to 60% of the observed differences in potassium levels between individuals. Our ability to regulate potassium depends on genetic factors that control potassium transport systems and kidney functions which affect electrolyte balance. Potassium deficiency can arise from poor dietary selections alongside dehydration and magnesium deficiency as well as certain medications or medical conditions. People who have a genetic tendency toward potassium imbalances can reduce their risk by taking proactive measures to manage modifiable risk factors. You can improve your potassium levels and achieve better health outcomes by concentrating on modifiable factors like dietary improvements and hydration management and addressing health conditions you control. Optimal health relies on consuming sufficient potassium through meals that feature potassium-rich foods within a balanced diet. Through comprehension of genetic impacts on potassium regulation coupled with deliberate lifestyle decisions you can maintain your body's potassium equilibrium and enhance your general health. Discover the Precision Health & Wellness tests from PlexusDx through PlexusDx.com and purchase options at Amazon and Walmart to manage your health today. Begin your path to personalized health knowledge and gain control over your health decisions to achieve a better future.

Medical and Editorial Standards

Medical review process: This article was reviewed for medical accuracy, scientific clarity, evidence alignment, and appropriate discussion of genetics, medications, supplements, biomarkers, and health-related claims.

Sources and evidence: PlexusDx educational content is developed using peer-reviewed research, clinical literature, reputable medical references, and, where applicable, public health or regulatory guidance. References are included at the end of the article when scientific, medical, or health-related claims are discussed.

Commercial transparency: PlexusDx offers genetic testing, blood biomarker testing, personalized supplement recommendations, and related precision wellness services. Product mentions are intended to help readers understand available options and should not be interpreted as medical advice.

Important disclaimer: PlexusDx educational content is for informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about medications, supplements, genetic testing, lab testing, or health-related care.

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