07/03/2026
Potassium Foods: What The Evidence Says. Straight evidence summary: - The evidence supports the main idea: potassium-rich foods matter, but the best answer is a food pattern, not just bananas. - Potassium is an essential electrolyte that works with sodium to regulate fluid balance, nerve impulses, muscle contraction, and blood pressure. - Potassium is an essential electrolyte that works with sodium to regulate fluid balance, nerve impulses, muscle contraction, and blood pressure. Treat this as evidence-informed guidance; individual needs and medical conditions can change the practical recommendation. - The best potassium sources are unprocessed plant foods, legumes, dairy, fish, and certain starchy vegetables—not just bananas. Treat this as evidence-informed guidance; individual needs and medical conditions can change the practical recommendation. Sources: 1. Increasing potassium intake to reduce blood pressure and risk of ...: https://www.who.int/tools/elena/interventions/potassium-cvd-adults 2. Healthy diet - World Health Organization (WHO): https://www.who.int/news-room/fact-sheets/detail/healthy-diet 3. Electrolytes - PubMed: https://pubmed.ncbi.nlm.nih.gov/31082167 4. WHO issues new guidance on dietary salt and potassium: https://www.who.int/news/item/31-01-2013-who-issues-new-guidance-on-dietary-salt-and-potassium 5. [PDF] Food Labeling Guide - FDA:https://www.fda.gov/files/food/published/Food-Labeling-Guide-%28PDF%29.pdf 6. [PDF] Guidance for the Food Industry on Reducing Sodium in Processed ...:https://extranet.who.int/ncdccs/Data/CAN_B18_2012-sodium-reduction-indust-eng.pdf 7. [PDF] Science and Our Food Supply: Using the Nutrition Facts Label ... - FDA:https://www.fda.gov/downloads/Food/FoodScienceResearch/ToolsMaterials/UCM483350.pdf 8. [XLS] queryResult - FDA: https://www.fda.gov/media/183957/download For educational purposes only. Not medical advice. Always consult your healthcare provider for personalized supplement guidance.