Magnesium: Why Your Body Needs It

Magnesium: Why Your Body Needs It

In the intricate ballet of minerals and vitamins that keep our bodies humming, magnesium stands out for its critical roles—from supporting heart health to improving sleep quality. Understanding the importance of magnesium, recognizing the signs of deficiency, and knowing the best forms of magnesium can empower us to better support our overall health.

Magnesium: A Vital Mineral for Multiple Functions

Magnesium is a co-factor in more than 300 enzyme systems that regulate diverse biochemical reactions in the body, including muscle and nerve function, blood glucose control, and blood pressure regulation. Its versatility in health maintenance is unmatched, touching on nearly every aspect of physiological functioning, especially heart health and neuromuscular activity.

The Role of Magnesium in Heart Health

Among its numerous health benefits, magnesium's role in heart health is particularly notable. It helps maintain a healthy heartbeat and is crucial in preventing arrhythmias. Ventricular bigeminy, a condition where the heart's ventricles prematurely beat following a normal heartbeat, highlights the importance of magnesium. This condition can lead to palpitations, fainting, and, in severe cases, cardiac arrest. Studies have shown that magnesium supplementation, particularly magnesium glycinate, can be beneficial for those suffering from ventricular bigeminy by stabilizing the heart's rhythm.

Magnesium and Sleep: A Path to Restful Nights

Magnesium's benefits extend into the night. It plays a key role in supporting deep, restorative sleep by maintaining healthy levels of GABA, a neurotransmitter that promotes sleep. Restless Leg Syndrome (RLS), a condition that can cause poor quality sleep due to uncomfortable sensations in the legs, has also been linked to magnesium deficiency. For these conditions, magnesium bisglycinate, known for its high bioavailability and gentle effect on the stomach, is often recommended.

Types of Magnesium and Their Uses

While there are many forms of magnesium supplements available, not all are created equal:

  • Magnesium Glycinate: Highly absorbable and gentle on the stomach, ideal for correcting deficiency and supporting heart health.
  • Magnesium Bisglycinate: Similar to glycinate, it is particularly effective for improving sleep quality and managing Restless Leg Syndrome.
  • Magnesium Oxide: Commonly used for relief of migraines and constipation, though not as easily absorbed.
  • Magnesium Citrate: Well-absorbed and also used for constipation relief.
  • Magnesium Chloride: Often used in topical formulations for muscle soreness.

Choosing the right type of magnesium supplement can be crucial in addressing specific health concerns effectively.

Recognizing Magnesium Deficiency

The signs of magnesium deficiency can be subtle or severe, including muscle cramps, fatigue, irregular heart rhythms, and an increased susceptibility to stress. It's important to recognize these warning signs, as chronic deficiency can lead to more serious health issues.

Restoring Magnesium Levels: A Gradual Process

Correcting a magnesium deficiency doesn't happen overnight. It generally takes about 30 days of consistent magnesium supplementation to restore the body's magnesium levels. This slow replenishment highlights the importance of regular intake and consistency with supplementation.


Magnesium's role in our health is comprehensive and vital. From supporting heart health and muscle function to improving sleep quality, the benefits of magnesium are wide-ranging. If you suspect a magnesium deficiency or are looking to support your health, consider speaking with a healthcare professional about magnesium supplementation. Remember, the journey to restoring your body's magnesium levels is a marathon, not a sprint, but the benefits for your health are well worth the effort.

Link: Magnesium Supplements on Fitshop Canada.

Disclaimer: The insights and recommendations shared in this blog are the result of my 25+ years of experience in the field of nutritional products and assisting  customers. This extensive background has provided me with a wealth of knowledge and customer feedback. However, it is important to note that the information provided here is not intended as medical advice. I strongly encourage you to consult with a healthcare professional before starting any new supplementation regimen. Your health and safety are of utmost importance.

Mike B.