What is it?

A magnesium deficiency occurs when the body does not receive enough magnesium.

The health risks linked to magnesium deficiency are rare, but you may be at greater risk if your magnesium levels are low long-term due to other health conditions, such as alcoholism or taking some medications.

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Magnesium deficiency.

Signs & symptoms

The following symptoms can be caused by magnesium deficiency:

A lack of appetite
Vomiting and nausea
Weakness and fatigue
Pinning and numbing
Spasms of the muscles
Feeling sleepy
An abnormal rhythm of the heart


A blood test and sometimes a urine test are used to diagnose magnesium deficiency.


A magnesium supplement will be prescribed by your doctor if you have a magnesium deficiency.

☝️ This is not a substitute for professional medical advice. Please consult with your physician before making any medical decision.

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