Most adults need around 3,500–5,000 mg of potassium daily to help lower blood pressure. Foods like tomatoes, potatoes, and ...

Potassium is an essential mineral present in supplements and some foods, including spinach, potatoes, and bananas. The body requires potassium for several functions, including heartbeat regulation, ...

Many foods contain magnesium and potassium, two minerals that are important to heart health, bone health, muscle function, and more. Find out what foods to eat to increase your intake of magnesium and ...

A potassium blood test measures the potassium level in your blood to check your general health and diagnose conditions.