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Simple salt substitute could prevent three million deaths a year worldwide, study estimates
Sunday, November 15, 2026
Researchers published findings in Nature Health showing that potassium-based salt substitutes could prevent approximately 3 million deaths annually worldwide by reducing sodium intake and lowering blood pressure. The study noted that hyperkalemia, a condition involving elevated potassium levels in the blood, poses health risks for certain patient populations, including those with kidney disease or taking specific medications. The research did not specify implementation mechanisms, regulatory pathways, or which populations would be candidates for the substitutes versus those at risk from potassium accumulation.
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