Magnesium (Mg) – DM6 Health


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Magnesium (Mg)


What is magnesium and what is it used for in the body?

Magnesium is a mineral that is essential for many functions in the body. It is involved in over 300 enzymatic reactions, including the metabolism of carbohydrates, proteins, and fats. It also plays a role in muscle function, nerve function, and the maintenance of strong bones.

How is magnesium deficiency diagnosed?

Magnesium deficiency can be diagnosed through a blood test to measure serum magnesium levels. Low levels of magnesium in the blood may indicate a deficiency. However, it is important to note that serum magnesium levels may not accurately reflect total body magnesium stores, as the majority of magnesium is found within cells or in bone. Therefore, magnesium deficiency can also be diagnosed through the use of other diagnostic tests such as a red blood cell magnesium test or a magnesium tolerance test.

What are the symptoms of magnesium deficiency?

Symptoms of magnesium deficiency can include muscle cramps, fatigue, weakness, tremors, irregular heartbeat, and loss of appetite. However, it is important to note that these symptoms can also be caused by other factors, so a diagnosis of magnesium deficiency should be confirmed through laboratory testing.

What are the potential causes of magnesium deficiency?

There are several potential causes of magnesium deficiency, including inadequate intake of magnesium in the diet, prolonged diarrhea or vomiting, excessive alcohol consumption, and certain medications such as diuretics and proton pump inhibitors.

How is magnesium deficiency treated?

Treatment of magnesium deficiency typically involves increasing intake of magnesium through the diet or through supplements. Foods that are high in magnesium include nuts, legumes, whole grains, and leafy green vegetables. Magnesium supplements are also available in various forms, including tablets, capsules, and powders.

Can magnesium deficiency be prevented?

Yes, magnesium deficiency can be prevented by consuming a diet that is rich in magnesium and by avoiding risk factors such as excessive alcohol consumption and the use of certain medications. It is important to speak with a healthcare provider before starting any new supplements.

Are there any potential risks or side effects associated with magnesium supplementation?

While magnesium supplements are generally safe when taken at recommended doses, high levels of magnesium can cause side effects such as diarrhea, nausea, and stomach cramps. It is important to speak with a healthcare provider before starting any new supplements and to follow the recommended dosage.


NIH Office of Dietary Supplements. (2020). Magnesium.

Mayo Clinic. (2020). Magnesium deficiency.

World Health Organization. (2017). Magnesium in drinking-water.

National Institute of Diabetes and Digestive and Kidney Diseases. (2019). Magnesium deficiency.