What is Potassium?

In short

Potassium is an essential mineral. In the body, it exists as an electrically charged particle, mainly inside cells.

What does the body need it for?

Potassium contributes to normal functioning of the nervous system and normal muscle function. It contributes to the maintenance of normal blood pressure.

Where is it found?

• Banana (1 banana)400 mg
• Potatoes (200 g)800 mg

How much is good?

NRV (EU reference value)

2,000 mg

Too much

Maximum per daily dose (BfR)

500 mg

Too much potassium in the blood can cause abnormal heart rhythms. Impaired kidney function or certain blood pressure medicines increase this risk. These include ACE inhibitors, angiotensin receptor blockers and potassium-sparing diuretics. If this applies to you, take additional potassium only after consulting your doctor.

Interactions

• Potassium and Blood pressure medicines (ACE inhibitors, water tablets)

  With certain blood pressure medicines (ACE inhibitors, sartans, potassium-sparing diuretics) extra potassium can lead to too much potassium in the blood. Only after talking to your doctor.

Other names

Potassium, Potasio, K

Source

EU Regulation 432/2012; BfR: Proposed maximum levels for potassium in foods, including food supplements