What Are the Functions of Potassium Chloride?

Your body relies on the consumption of micronutrients, such as vitamins and minerals, to develop and function properly. Among these essential minerals is potassium, which plays a role in the proper functioning of a number of cells and tissues. Potassium chloride supplements act as a source of potassium, and have a number of functions within your body.

Lowered Blood Pressure

In some cases, potassium chloride supplementation can help control high blood pressure, or hypertension. Many patients suffering from hypertension must follow limited-sodium diet and avoid salty foods, since dietary sodium can increase blood pressure. Potassium chloride can act as a salt substitute in foods, imparting a salty flavor without the blood pressure effects of sodium chloride, or table salt. In addition, potassium chloride can help you consume adequate levels of potassium each day, which is linked to lower blood pressure. If you suffer from hypertension, discuss with your physician the possibility of beginning potassium chloride supplements to help control your blood pressure.

Nerve Conduction

Potassium chloride can also help promote proper nerve conduction by helping you reach your recommended intake of potassium for the day. Each nerve cell in your body relies on electrochemical signals, called action potentials, to help transmit nerve impulses. Potassium proves important in action potentials. The proper presence and localization of potassium ions allows for re-polarization -- the "recovery" stage that occurs at the end of each action potential, readying the cell to generate another nerve impulse. If you suffer from potassium deficiency, taking potassium chloride supplements may help restore potassium in your body and promote proper nerve functioning.

Osteoporosis Prevention

Taking potassium chloride supplements may also help prevent or delay the development of osteoporosis. Patients with osteoporosis experience a progressive weakening of their bones, caused by a decrease in bone density. As osteoporosis progresses, the bones prove vulnerable to fractures and injuries, and the disease can eventually prove debilitating. The Linus Pauling Institute notes that studies indicate that dietary potassium intake can help preserve bone density in both men and women. While these studies have looked at dietary potassium consumption, and not specifically potassium chloride supplementation, consuming adequate levels of potassium through dietary supplements may also prove beneficial for maintaining the health of your bones.

References

Article reviewed by Mia Paul Last updated on: Jan 17, 2011

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