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A lack of potassium: how to recognize and prevent it

Potassium is an essential mineral, involved in nervous system and muscle function ... Suffice to say that a lack of potassium can quickly become a real risk to health. Here’s how to identify and correct such deficiency.
Bananas, spices and other potassium-rich foods
Discover the symptoms of potassium deficiency and how to remedy it.
Rédaction Supersmart.
2021-09-14 (blog.publication: 2021-09-13)Commentaires (0)

Potassium deficiency: what are the symptoms?

Potassium deficiency, or hypokalemia, manifests in several ways:

It’s important to note, however, that hypokalemia is often asymptomatic, though it can still pose a significant risk to health: on the one hand, kidney problems, and on the other, dysfunction of the heart muscle (1). To confirm whether you are definitely deficient in potassium, be sure to seek advice from a health professional.

There are many potential causes of a lack of potassium: certain diseases, but also excessive use of diuretic drugs, alcoholism and severe diarrhea.

What are potassium’s effects on the body?

Potassium participates in several of the body’s vital functions. It plays a role in:

Which foods and dietary supplements contain this mineral?

To reduce the risk of any complications associated with potassium deficiency, it’s important to ensure your daily diet provides an adequate intake of this key mineral.

Which foods contain potassium?

There are many foods that can help you meet your daily requirements for potassium:

Dietary supplements that contain potassium

Along with eating a varied, balanced diet, certain supplements can help you increase your potassium levels :


  1. Fumeaux, I. K. Z. (2007). Hypokaliémie: diagnostic et prise en charge. Rev Med Suisse, 3(101), 574-6.
  2. Agostoni, C. V., Bresson, J. L., Fairweather Tait, S., Flynn, A., Golly, I., Korhonen, H., ... & Moseley, B. (2010). Scientific Opinion on the substantiation of health claims related to potassium and maintenance of normal muscular and neurological function (ID 320, 386) and maintenance of normal blood pressure (ID 321) pursuant to Article 13 (1) of Regulation (EC) No 1924/2006.
  3. Table Ciqual. ANSES. Consulté en septembre 2020.


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