Magnesium is one of those supplements that seems to be everywhere at the moment, and yet very few of us know what it does.

If your knowledge on the subject is scratchy, the short answer is that magnesium is pretty essential for your health – it’s the fourth most abundant mineral in your body and involved with over 300 metabolic processes.

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What is magnesium good for?

From keeping teeth and bones strong to balancing hormones and supporting a healthy nervous and cardiovascular system, think of magnesium – whether consumed via supplements or eating a diet rich in dark, leafy veg like spinach, whole wheat, nuts and beans – as the blanket mineral that keeps your entire body ticking over daily.

How much magnesium do you need?

The average healthy adult requires around 270-400mg of magnesium daily, but research has shown that three-quarters of Brits aren’t getting a good enough fix. Magnesium deficiency is one of the most common nutritional deficiencies in adults today, and this is associated with an increased risk of conditions such as diabetes, poor absorption, chronic diarrhoea, coeliac disease and ‘hungry bone syndrome’.

Experts have even dubbed it the ‘invisible deficiency’, because it’s often overlooked, but there are plenty of telltale signs that you could be severely lacking in magnesium.

Common magnesium deficiency symptoms

Here are six of the most common warning signs to look out for…

1. Muscle cramps

woman massaging her foot
Do you regularly get muscle cramps? (Thinkstock/PA)

Ever lie in bed at night and get painful cramps in your feet or legs? Remember, craps are very common, especially if you’re cold, but they can also be down to a lack of magnesium.

Magnesium is an essential tool for muscle relaxation, so when your body is depleted of it, your muscles can involuntarily contract. Twitches, tremors and cramps are all signs that you’re not getting enough, and in some severe cases, deficiency may even cause seizures or convulsions. If you’re experiencing muscle contractions more often than usual, it’s a good idea to speak to your doctor to see whether you might need your magnesium levels tested.

2. Chocolate cravings

Woman eating handmade chocolate with strawberries.
Dark chocolate is a good source of magnesium.

If you’re constantly hankering for a chocolate fix, it might not just be down to your sweet tooth. When our bodies crave foods, it’s often because they’re telling us that we’re lacking in a certain nutrient, and dark chocolate just so happens to be a brilliant source of magnesium; just one square contains about 24% of your daily requirement. To reap the benefits, however, skip the sugar-laden milk chocolate and opt for a bar that contains at least 65% cocoa. The darker the chocolate, the better the magnesium benefits.

3. Headaches

Young man suffering from strong headache or migraine sitting with glass of water in the kitchen, millennial guy feeling intoxication and pain touching aching head, morning after hangover concept
Low levels of magnesium may trigger headaches.

One in seven Brits suffer with migraines, but few of us know that supplementing with magnesium could help. Studies have shown that low brain magnesium levels could be related to migraine attacks, as magnesium is needed for proper nerve function. If you regularly suffer from migraine-like headaches, investing in a daily magnesium supplement could be a good idea – but speak to your doctor first if you’re already on any medication, and if your headaches are ongoing.

4. Trouble sleeping

Woman sleeping
Insomnia could be linked (Thinkstock/PA)

Even a small lack of magnesium can prevent you from nodding off at night, because it plays an important role in your central nervous system. Magnesium can help to relax our muscles, while also stimulating a neurotransmitter in our bodies called GABA, which has a naturally calming effect on the brain. Next time you feel a bout of insomnia coming on? Try soaking in a magnesium-rich bath of Epsom salts to reap the full relaxation benefits.

5. Anxiety

Mental health issues affect one in four of us, so it’s difficult to tell whether your anxiety is linked to a lack of magnesium. However, getting more of it in your diet could help ease the symptoms. A study in France of 264 patients with generalised anxiety disorder found that a statistically significant number of men and women reported improvements in their symptoms on a magnesium regimen. While magnesium won’t cure your anxiety overnight, making sure you get enough into your diet will ensure that the 300 processes it affects are running correctly – which is sure to help you feel more relaxed in the long-run.

You may be interested in…

Best-selling magnesium supplements

Check out our list of best-selling supplements

Bestseller No. 1
Magnesium 500mg, 90 Vegan Tablets. 3 Months Supply. Supports Muscle and Bone Health. Vegan Formula...
  • ★ BEST VALUE ESSENTIAL MINERAL: Each tablet provides 500mg elemental Magnesium, 133% NRV, and is approved by the Vegetarian Society as suitable for vegetarians and vegans
  • ★ BENEFITS: Magnesium contributes to normal muscle function & electrolyte balance. Magnesium also plays an important role in functioning of the nervous system
  • ★ BENEFITS FOR AN ACTIVE LIFESTYLE: Magnesium contributes to a reduction in tiredness & fatigue and normal energy yielding metabolism
SaleBestseller No. 2
Vitabiotics Ultra Magnesium Tablets, Pack of 60
  • Magnesium plays a number of important roles within the body including helping to maintain normal bones and teeth.
  • Two tablets of Ultra Magnesium provides 100 percent (375mg) of the Nutrient reference value (NRV percent) of Magnesium.
  • Magnesium contributes to normal functioning of the nervous system and has a role in the process of cell division.
SaleBestseller No. 3
Lindens 500mg Magnesium Tablets | 90s 1-a-Day | Made in The UK | Tiredness, Muscle Function, Energy,...
  • TRIED & TRUSTED - BRITISH QUALITY - Manufactured here in the North of England — Lindens Health + Nutrition is a Yorkshire based company leading the way in consumer nutrition supplements. Our...
Bestseller No. 4
Magnesium Glycinate 4-in-1 Complex 2000mg - 449mg Elemental Magnesium High Strength Magnesium...
  • 4-IN-1 MAGNESIUM COMPLEX - Magnesium Glycinate + Citrate + Malate + Oxide - Each serving packs a high-strength dose of 2000mg (449mg Elemental magnesium ) Unlock the power of our Magnesium Complex, a...
  • DISCOVER THE MULTI-FACETED BENEFITS OF MAGNESIUM - Magnesium is an essential mineral that plays a pivotal role in numerous bodily functions. It contributes to a reduction of tiredness and fatigue,...
  • SUITABLE FOR ALL SEEKING OPTIMAL HEALTH - Our Magnesium Complex is suitable for individuals seeking to enhance their daily magnesium intake. Whether you're an athlete looking to support bone...
Bestseller No. 5
Magnesium Glycinate 3-in-1 Complex - 1800mg Supplements as Bisglycinate, Citrate & Malate 90 Vegan...
  • 🤓 Why Buy Magnesium Glycinate 3-in-1 🤓 Get a triple magnesium complex in a capsule and experience superior health benefits & bioavailability. With 1800mg Magnesium (384mg elemental, 102% NRV),...
  • 💪 Diverse Health Benefits 💪 Magnesium glycinate (1000mg) supports muscle relaxation and magnesium sleep. Magnesium Malate (400mg) boosts energy and reduces fatigue. Magnesium Citrate (400mg)...
  • ✉️ 💲 Compact & Outstanding Value ✉️ 💲Mg Glycinate 3-in-1 comes in flat pack packaging, saving on costly postage and storage fees associated with other bottled magnesium tablets,...
Bestseller No. 6
Hey Nutrition Magnesium Complex High Strength 205mg Supplement - Zinc, Vitamin D3 - Muscle & Bone...
  • SUPPORTS HEALTHY BONES - Calcium is the most famous nutrient to help with bone health, but sometimes it could use a little boost. Our high-absorption formula helps to develop and maintain healthy...
  • VITAMIN D3 - Vitamin D3 is a powerhouse vitamin. It is more effective at increasing vitamin D levels in the bloodstream compared to Vitamin D2.
  • PROTECTS BODY FROM STRESS - Oxidative stress can be caused by a number of environmental and natural factors. Help keep yourself in tip-top shape. Our ingredients help to protect the body's cells from...
Bestseller No. 7
Magnesium Supplements 1620mg - Super Strength - Magnesium Citrate Capsules - (500mg Elemental Vegan...
  • WHY MAGNESIUM CITRATE – Magnesium is an essential mineral involved in numerous metabolic processes and physiological functions in our body, such as carbohydrate synthesis, and other specific actions...
  • HIGH ABSORPTION – New Leaf magnesium capsules contains 1620mg of Magnesium Citrate and 500mg of Elemental Magnesium (the most bioavailable form of magnesium) per serving of 2 easy to swallow...
  • PROMOTES HEALTHY BONES – Magnesium helps regulate calcium transport and absorption and is therefore crucial in maintaining healthy bones. It also helps regulate protein production, signal...

Last update on 2024-05-10 / Affiliate links / Images from Amazon Product Advertising API

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