<img height="1" width="1" alt="" style="display:none" src="https://www.facebook.com/tr?ev=6048136207047&amp;cd[value]=0.01&amp;cd[currency]=USD&amp;noscript=1"> Magnesium deficiency, symptoms, causes and tips
December 20, 2019
in Blogs
4 min reading time

Magnesium deficiency, how do you notice it, what causes it and what can you do about it?

If you want to know more about the symptoms and complaints of a magnesium deficiency, how you can measure it and what you can do about it, read on.

Magnesium plays an essential role in many different bodily functions. The body cannot produce magnesium itself and thus depends on dietary intake. A deficiency can lead to a wide variety of complaints such as osteoporosis, kidney stones, high blood pressure, migraines, cardiovascular and muscular problems. Magnesium and calcium have opposite effects in muscles.

  1. calcium causes muscles to contract and
  2. magnesium just to relax them.

A magnesium deficiency can lead to muscle cramping or to the so-called restless legs syndrome. Extreme magnesium deficiency can even lead to heart palpitations or cardiac arrhythmia. Always consult a doctor for this.

A magnesium deficiency can be caused by insufficient intake through food, problems with absorption or excessive excretion.

Magnesium is mainly found in unrefined vegetable products such as;

  • green leafy vegetables,
  • broccoli,
  • avocado,
  • notes,
  • bananas,
  • pulses and
  • whole grain cereals.

Eating more vegetable products can therefore be a good way to get more magnesium.

Magnesium deficiency can also be caused by a problem with its absorption. Gastric acid inhibitors have a pH increasing effect which reduces the absorption of magnesium and other vitamins and minerals such as iron and vitamin B12. There may also be competition in absorption. At high intakes of other minerals such as calcium, zinc and iron magnesium often loses out. Intestinal and digestive problems may also lead to decreased absorption of magnesium, and nutrients in general. A rare genetic defect may cause the transport proteins to function less well.

Shortages can also occur when the body excretes more minerals than it takes in. This can occur in case of

  • frequent vomiting,
  • prolonged diarrhea,
  • extreme sweating or
  • increased leakage.

Diabetics drink and urinate more because they are more thirsty. The use of urinating medicines can also disturb the magnesium balance. Chronic alcohol abuse not only decreases magnesium absorption, but even increases its excretion in the urine. Furthermore, increased urinary leakage can be a side effect of various medications.

Another, more medical, cause of magnesium deficiency can occur when bone density is too low due to extreme calcium deficiency. The body can then send magnesium from the blood to the bones to make up for the calcium deficiency. This is called 'Hungry Bone Syndrome'. The 'Refeeding Syndrome' can occur after a period of severe malnutrition or anorexia. When the body then starts eating again it can cause major shifts in mineral and fluid balance, which can have very serious consequences.

A too high Magnesium level can also occur and lead to problems like diarrhea. The higher the magnesium level in the stool, the softer the stool will be. This is used in colonoscopy or other situations where the intestines need to be completely clean and empty, where you are asked to drink a large amount of magnesium citrate solution. A much too high level of magnesium in the blood, such as more than twice the reference value, can have serious consequences such as;

  • extremely low blood pressure or a
  • abnormal (much too fast or slow) heartbeat.

Now that you know more about the symptoms of an imbalance in your magnesium balance and how it may have arisen, we're going to go deeper into the question of how your own magnesium level can be determined. Measuring is knowing!

Magnesium can be measured in 3 ways, intracellular (red blood cells), in blood serum and urine. The level in the blood can say something about intake and absorption, the magnesium level in the urine says something about the excretion.

Compared to serum, intracellular magnesium can be determined more accurately and a decrease is more easily visible. However, a low intracellular magnesium level doesn't necessarily indicate a magnesium deficiency, but can also mean that the magnesium transport into the cell is less efficient. This can be concluded by analyzing the magnesium content of both blood values.

A too low intracellular level and a normal or high magnesium level in the serum probably indicate a problem in this cell transport. This could possibly be caused by a low insulin level, insufficient vitamin B6 or a too low salt intake. It is more common to get too much salt by eating a lot of processed foods, but too little salt can also lead to health problems.

Magnesium determination in urine is important to measure its excretion.

If urinary magnesium levels are high, it is recommended to address the underlying problem of increased urinary leakage in addition to magnesium intake. If urinary magnesium levels are normal and serum and blood cell levels are both low, then insufficient magnesium intake is the likely cause of the deficiency. Start by adjusting your diet. If this doesn't fully solve the magnesium deficiency, then a magnesium supplement can offer a solution. It is advisable to start with a low dose, for example once a day a dose of 100 mg, and if necessary increase it to 3 times a day 100 mg. It is also advisable not to take another mineral supplement, such as calcium or iron, at the same time. Then increase the dosage only if further blood analyses show that an increase is really necessary. Of course a doctor should be contacted if there are indications of underlying medical conditions.

So which magnesium analyses are needed depends on what you want to know. However, to get the most complete picture of possible underlying causes of a magnesium deficiency, it is recommended to request all three analyses, both serum and intracellular, as well as urine. It is also possible, if you can already do one of these 3 tests at the doctor's, to add the other values and also have the tube of Blood Values Test filled at the prick station. In that case you do not need to buy a blood sample from Bloodtesting.nl anymore.

If you want to order the tests go to magnesium intracellular test, see the product bundle for the three tests for only 89 euros.

We hope this information was enlightening and helpful. If you have any further questions, please feel free to contact us and we will be happy to assist you.

About the author
Ellen is the founder of Blood Values Test. She gained her experience with health examinations for companies, schools and government institutions at HumanCapitalCare arbo- en gezondheidsdienst. In 2009 she became director of Diagnostics Netherlands, a collaboration between all major general practitioners laboratories in the Netherlands. At the U- Diagnostics laboratory in Utrecht, she was responsible for blood testing at GP surgeries. Until she founded Blood Values Test for individuals in 2013.
Christel
By

Christel

Retrieved from 21 Dec 2019

Thanks for this enlightening article. With our modern day food due to intensive farming, I think you quickly become magnesium deficient.... It's good to know that this can be tested. If you do want to supplement magnesium, what should you pay attention to with the compounds (citrate, taurate, biglysinate etc) and what has the best absorption : through the skin (magnesium oil or - bath) or tablets?

Katrine
By

Katrine

Retrieved from 21 Dec 2019

Thanks for your comment. An interesting article about when which type of magnesium is https://www.sohf.nl/nieuws/wanneer-welke-magnesium. Magnesium absorption through the skin depends on a number of factors including duration, dosage and hairiness. Intake through tablets obviously depends on bioavailability and the degree of absorption. Both have personal components, so there is no simple answer to this question.

Gaby41
By

Gaby41

Retrieved from 22 Jan 2021

I keep a daily record of what I eat and how many vitamins and minerals I take in. It seems like a lot of work, but it's not that bad! (Thank you applications) For example Vitamin D I always take as a supplement, because I find it difficult to get it from food (I am vegetarian). And they say about magnesium, that the daily recommended amount is 320mg, so that's 1 cup of cashew nuts, which is also almost 800 calories. I exaggerate of course, because you can get it from many foods. But just to be sure, I have all vitamin supplements at home, I buy everything at https://www.flinndal.nl/ and I take them - whether or not daily - but certainly weekly in alternation. Can certainly do no harm.

Jos Arends
By

Jos Arends

Retrieved from 06 Mar 2021

Magnesium intake.Good day. I am an endurance athlete of almost 62. I have been running for over 40 years. Never had any problems until I started having problems at races at the 1st 2 km. My heart went on the bump, so to speak. The heart somehow kept idling, causing me to keep having trouble after stopping. Went to the hospital. Everything was fine again. The doctor said I had nice strong heartbeat. Later it happened a few more times. I went to the sports doctor. Had exercise test. There it also happened at the end of the test. Regulated quickly. Referred to the sports cardiologist. Examined everything. He complimented me on my heart and its immediate surroundings. He couldn't tell me what exactly was wrong with it. Until the moment when I was running with my running friend and I had trouble again. Restlessness in the body. She asked me if I took calcium. I didn't. Then the world changed in a positive way. I took it orally at first. But later on, the problems increased every now and then. Now I also apply some in the morning on my upper body. I am actually experimenting. Very tricky though. Quite a story, but does anyone recognize themselves in this?

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