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What Is Magnesium Good For?

The Essential Mineral: Understanding the Benefits of Magnesium

Magnesium, one of the most abundant minerals in the human body, plays a pivotal role in maintaining optimal health and well-being. This mineral is a co-factor in more than 300 enzyme systems that regulate diverse biochemical reactions in the body, including protein synthesis, muscle and nerve function, blood glucose control, and blood pressure regulation.

Magnesium's essentiality cannot be understated. Despite its widespread presence in various foods such as leafy green vegetables, whole grains, and nuts, magnesium deficiency is not uncommon. This can be attributed to factors such as poor diet, gastrointestinal disorders, chronic alcoholism, and the use of certain medications. Suboptimal magnesium levels can lead to numerous health issues, underpinning the importance of adequate intake.

On the flip side, it's critical not to ingest too much magnesium, as an excess can lead to gastrointestinal issues like diarrhea and, in severe cases, can result in serious health problems like irregular heartbeat, low blood pressure, confusion, and even cardiac arrest. Striking a balance in magnesium intake is, therefore, key, with the recommended daily intake for adults being between 310 and 420 mg, depending on age and sex.

Research on the specific benefits of magnesium is extensive and growing. However, it is important to note that while a correlation exists between magnesium and certain health benefits, it does not necessarily mean causation. As such, further research is necessary in many areas.

Unveiling the Power of Magnesium: A Comprehensive Guide

Magnesium's Role in Metabolism

Magnesium plays a fundamental role in energy production. It's a crucial part of the conversion of food into energy. This conversion process, known as metabolism, is essential for life. Without adequate magnesium, the enzymes responsible for this process would be significantly less effective, leading to decreased energy levels and general fatigue.

Studies have shown that higher magnesium intake is linked to increased energy production in the body. In fact, one of the symptoms of magnesium deficiency is fatigue. Maintaining an adequate magnesium level can, therefore, be an effective way to boost energy levels.

Magnesium also has an impact on exercise performance. It helps move blood sugar into your muscles and dispose of lactate, which can build up in muscles during exercise and cause pain. Studies have shown that supplementing with it can boost exercise performance for athletes, the elderly, and people with chronic diseases.

The body needs to strike a balance, however. While not having enough magnesium can cause problems, taking too much can lead to side effects like cramps, nausea, and even heart issues. It is important to get the correct amount of magnesium – not too little and not too much.

Building Strong Bones and Muscles: How Magnesium Supports Physical Health

Magnesium is known for its significant role in bone health. Approximately 60% of the body’s magnesium is found in the bones. It helps with the formation of bones and affects the concentrations of both the parathyroid hormone, which regulates bone health, and the active form of vitamin D, which is essential for bone health too.

Studies suggest that proper magnesium intake is associated with higher bone density, potentially reducing the risk of fractures and the onset of osteoporosis. This mineral is also crucial for muscle contraction and relaxation. It contributes to neuromuscular transmission and activity, assisting in overall muscle functionality.

While the relationship between magnesium and physical health is substantial, it's also complex. More research is needed to understand the specific mechanisms and impacts fully. Yet, it's clear that maintaining adequate magnesium levels is vital for physical health.

The Brain Booster: Magnesium's Impact on Cognitive Function and Mental Well-being

The benefits of magnesium aren’t just limited to physical health– it also plays a significant role in brain function and mood. Magnesium is involved in hundreds of biochemical reactions in your body, many of which involve brain function. For example, magnesium is essential for the function of GABA, a neurotransmitter that produces serotonin, a mood-stabilizing hormone. Some research indicates that an adequate level of magnesium in the diet can help prevent depression.

Moreover, there's evidence that magnesium can improve memory and cognitive function. Studies have suggested that it may decrease the risk of cognitive decline that can occur with age, including diseases like Alzheimer's. This highlights the importance of maintaining adequate magnesium levels for mental health and cognitive longevity.

However, it is important to note that more research is needed in this area. Although preliminary studies are promising, the specific impact of magnesium on cognitive function and mental health needs to be understood further.

Magnesium and Heart Health: Protecting Against Cardiovascular Disease

Magnesium's impact on heart health is profound and multi-faceted. It plays a critical role in heart rhythm, helps to maintain healthy blood pressure levels, and can lower the risk of cardiovascular disease.

One of the key roles of magnesium in heart health is that it helps maintain a healthy heartbeat. It achieves this by coordinating the proteins responsible for carrying out the contraction and relaxation of heart muscle cells. Without sufficient magnesium, heart arrhythmia or irregular heartbeat can occur.

Further, magnesium contributes to the control of blood pressure. Studies have found that magnesium can help lower blood pressure in people with elevated levels, reducing the risk of heart disease.

While the potential of magnesium in supporting heart health is promising, it's important to remember that maintaining heart health is multifactorial. It requires a comprehensive approach, including a balanced diet, regular exercise, and stress management.

A Natural Aid for Restful Sleep: Magnesium's Role in Sleep Quality and Insomnia Prevention

Magnesium is also touted for its role in promoting restful sleep. The mineral has natural calming properties that can improve sleep quality. It regulates neurotransmitters, which send signals throughout the nervous system and brain. It also regulates the hormone melatonin, which guides sleep-wake cycles in the body.

Research indicates that magnesium's role in promoting restful sleep may be linked to its ability to regulate the body's stress-response system. Magnesium deficiency is associated with increased stress and anxiety, which can lead to sleep issues, such as insomnia. Adequate magnesium intake can potentially help prevent these issues, promoting better sleep quality.

However, it should be noted that while magnesium can aid in improving sleep quality, it should not be relied upon as the sole solution for sleep disorders. Other factors, such as maintaining a consistent sleep schedule, creating a conducive sleep environment, and addressing underlying health issues, are also crucial.

Magnesium: Your Ally in Managing Chronic Conditions, such as Migraines and Asthma

Emerging research shows magnesium might also help manage chronic conditions like migraines and asthma. For migraines, studies have found that regular intake of magnesium reduced the frequency of migraine attacks by 41.6 percent. It's thought to work by blocking a brain signal called NMDA, which triggers migraines.

Similarly, magnesium's role in controlling the contraction and relaxation of muscles extends to the bronchial muscles, thereby impacting respiratory health. For asthma patients, magnesium supplements and even magnesium-rich diets may improve breathing and lung function.

However, it's important to remember that while magnesium can play a supportive role, it cannot replace standard medical treatments for these conditions. It is essential to consult with healthcare professionals before starting any new supplement regimen.


Magnesium plays numerous vital roles in the body, from energy metabolism and physical health to cognitive function, sleep, and heart health. Despite these benefits, achieving the optimal balance of magnesium intake requires care and awareness. Both magnesium deficiency and excess can lead to health issues, demonstrating the importance of careful dietary planning or supplementation under the guidance of a healthcare professional. Furthermore, while the benefits of magnesium are significant, it is not a standalone solution for health. Rather, it is one piece of the puzzle in maintaining and improving overall health and wellness.

One of the challenges in fully understanding magnesium's benefits is the need for more research in certain areas. While numerous studies point to a correlation between magnesium and various health benefits, definitive causal relationships are not fully established. Future research will illuminate these areas further, providing us with an even more comprehensive understanding of this vital mineral.

Finally, when considering the benefits of magnesium, it is essential to understand that each individual's needs and responses may vary. Genetic factors, age, lifestyle, and other health conditions can all influence how much magnesium an individual needs and how their body utilizes it. Therefore, any decision regarding magnesium intake should be made in consultation with a healthcare provider, considering the unique factors that shape individual health.

In summary, magnesium is indeed a powerhouse mineral with a plethora of benefits for our bodies. From heart health to sleep quality, from energy metabolism to managing chronic conditions, magnesium is a crucial component of a healthy lifestyle. Its multifaceted role underscores the significance of this essential mineral in our diet and the importance of maintaining an optimal balance for overall well-being.

Magnesium Information

For everything you need to know about magnesium and magnesium supplements, check out our comprehensive information page here.

Magnesium Information


We’ve created a magnesium supplement with a combination of three types of highly absorbable magnesium at a therapeutic dose. Our magnesium comes as an easy to mix, great tasting powder to ensure optimal absorption. To learn more about our magnesium, check out the product page here.

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Ron Goedeke MD, BSc Hons MBChB, FNZCAM

Dr. Ron Goedeke, an expert in the domain of functional medicine, dedicates his practice to uncovering the root causes of health issues by focusing on nutrition and supplement-based healing and health optimisation strategies. An esteemed founding member of the New Zealand College of Appearance Medicine, Dr. Goedeke's professional journey has always been aligned with cutting-edge health concepts.

Having been actively involved with the American Academy of Anti-Aging Medicine since 1999, he brings over two decades of knowledge and experience in the field of anti-aging medicine, making him an eminent figure in this evolving realm of healthcare. Throughout his career, Dr. Goedeke has been steadfast in his commitment to leverage appropriate nutritional guidance and supplementation to encourage optimal health.

This has allowed him to ascend as one of the most trusted authorities in the arena of nutritional medicine in New Zealand. His expertise in the intricate relationship between diet, nutritional supplements, and overall health forms the backbone of his treatment approach, allowing patients to benefit from a balanced and sustainable pathway to improved wellbeing.

  • The Essential Mineral: Understanding the Benefits of Magnesium:
  • Fueling Your Body's Energy Levels: Magnesium's Role in Metabolism:
  • Building Strong Bones and Muscles: How Magnesium Supports Physical Health:
  • The Brain Booster: Magnesium's Impact on Cognitive Function and Mental Well-being:
  • Magnesium and Heart Health: Protecting Against Cardiovascular Disease:
  • Magnesium: Your Ally in Managing Chronic Conditions, such as Migraines and Asthma: (for migraines) and (for asthma)
  • Magnesium's benefits are significant, but it is not a standalone solution for health:
  • Individual's needs and responses to magnesium vary:

Disclaimer: The information provided is for educational purposes only and does not constitute medical advice. Always seek the advice of your physician or qualified healthcare provider with any questions or concerns about your health. Never disregard or delay seeking medical advice because of something you have heard or read on this website.

Last updated on the 26th of May 2023

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