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www.healthline.com/nutrition/what-does-potassium-do

Potassium helps regulate critical body functions, and a potassium-rich diet is linked to health benefits. Here's a review of potassium and what it does for your body.

healthyeating.sfgate.com/main-function-potassium-7361.html

The primary function of potassium in your body is to serve as an electrolyte. This type of molecule becomes ionized in solution, making it capable of carrying an electrical charge. In this role, potassium influences many of your body’s processes, and it works in concert with sodium to exert its effects.

hkpp.org/patients/potassium-health

Functions: Potassium is very important in the human body. Along with sodium, it regulates the water balance and the acid-base balance in the blood and tissues. Potassium enters the cell more readily than does sodium and instigates the brief sodium-potassium exchange across the cell membranes.

medlineplus.gov/ency/article/002413.htm

Potassium is a very important mineral for the human body. Many foods contain potassium. All meats (red meat and chicken) and fish such as salmon, cod, flounder, and sardines are good sources of potassium. Soy products and veggie burgers are also good sources of potassium. Vegetables including ...

www.webmd.com/a-to-z-guides/qa/what-is-the-role-of-potassium-in-your-body

Potassium is one mineral that plays an important role in controlling the amount of fluid in the body. Another is sodium. Too much sodium -- which the body mainly gets from salt -- leads to the ...

en.wikipedia.org/wiki/Potassium

Potassium is the eighth or ninth most common element by mass (0.2%) in the human body, so that a 60 kg adult contains a total of about 120 g of potassium. The body has about as much potassium as sulfur and chlorine, and only calcium and phosphorus are more abundant (with the exception of the ubiquitous CHON elements).

www.avogel.co.uk/food/vitamins-and-minerals/potassium

Potassium is a mineral which has several important functions in the body, largely regulating fluid levels and nerve and muscle function, including regulating heart rhythm. It is normally possible to get all the potassium we require through a healthy diet as it occurs naturally in many foods.

www.medicinenet.com/electrolytes/article.htm

Potassium is the major positive ion (cation) found inside of cells. The chemical notation for potassium is K+. The proper level of potassium is essential for normal cell function. Among the many functions of potassium in the body are regulation of the heartbeat and the function of the muscles.

www.livestrong.com/.../370138-what-is-the-purpose-of-potassium-in-the-human-body

Potassium is an important mineral to the body and plays roles at both the cellular and electrical level. In fact, it is also considered an electrolyte because it carries a tiny electrical charge. Potassium is found in red blood cells, muscles and bones. Food sources include many fruits and ...

www.merckmanuals.com/home/hormonal-and-metabolic-disorders/electrolyte-balance...

Most of the body’s sodium is located in blood and in the fluid around cells. Sodium helps the body keep fluids in a normal balance (see About Body Water). Sodium plays a key role in normal nerve and muscle function.