Among the many electrolytes, potassium stands out. It is perhaps the most prescribed electrolyte, followed by magnesium and phosphorous. In cardiac units, it is one of the staple drugs twinned with digoxin. Brand-name orange juice and milk products are now advertised as “potassium rich” to lure not only consumers concerned with heart health, but also the general public.

The health benefits of potassium

When patients ask why they are given potassium, the standard reply is “it’s good for your heart.” But there is more to it than that. According to the National Council on Potassium in Clinical Practice, evidence supports high-potassium diets can reduce the risk of stroke by combating the effects of sodium.1

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