What Is the Recommended Daily Dose of Potassium?

The daily recommended potassium intake for people 14 and older is 4,700 milligrams, according to WebMD. A breastfeeding woman needs slightly more than average, at 5,100 milligrams. Children between 1 and 3 need 3,000 milligrams, children 4 to 8 need 3,800 milligrams, and children 9 to 13 need 4,500 milligrams.

Potassium aids in muscle contraction, fluid balance and blood pressure, notes WebMD. Abnormal potassium levels can cause a variety of problems, including muscle cramping and weakness, nausea, low blood pressure, confusion, and irritability.