The #1 Mineral You Are Deficient In: Fix Fatigue, Anxiety & Sleep Issues | Dr. Gundry
Dr. Steven GundryPublished on December 16, 2025
Summary authored by editor@wellifi.com
TLDR Summary
Magnesium is an essential mineral vital for numerous bodily functions, yet many people are deficient due to depleted soils and dietary habits. Understanding different forms of magnesium supplements and their benefits can help individuals improve their health effectively.
Key Points
- Magnesium is crucial for over 300 biochemical processes in the body.
- Many people are deficient due to soil depletion and dietary factors.
- There are various forms of magnesium supplements, each with unique benefits.
- Finding the right dosage and form of magnesium is essential for individual health.
- Magnesium-rich foods may not provide sufficient levels due to nutrient depletion in soils.
- Topical magnesium options can help those with digestive sensitivities.
The Importance of Magnesium: Your Essential Mineral
Magnesium has become a hot topic in health discussions, and for good reason. This essential mineral plays a crucial role in over 300 biochemical processes within our bodies. From energy production to heart health, sleep, digestion, and even mood regulation, magnesium is fundamental to our overall well-being. Yet, most people are dangerously low in magnesium without even realizing it. In this article, we explore what magnesium is, why many of us are deficient, and the best options for supplementation.
What is Magnesium?
Magnesium is an essential mineral that is integral to various bodily functions. It is critical for:
- Energy production (ATP synthesis)
- Nerve signaling
- Muscle function
- Bone health
- Heart rhythm regulation
- Blood sugar balance
- Healthy digestion
Despite its importance, many Americans are deficient in magnesium due to several factors, including soil depletion. Research has shown that our soils are increasingly lacking essential nutrients, making it difficult to obtain adequate minerals from plant sources.
Why Are We Deficient in Magnesium?
One of the primary reasons for magnesium deficiency is soil depletion. A US Senate document from 1936 warned that our soils were deficient in essential nutrients, an issue that has only worsened over the decades. The depletion of the soil microbiome, which helps plants absorb nutrients, exacerbates this problem. High-stress levels and processed foods further contribute to the depletion of magnesium levels in our bodies.
Effects of Magnesium Deficiency
Low magnesium levels can lead to a variety of health issues, including:
- Fatigue
- Muscle cramps
- Poor sleep quality
- Irregular heartbeat
- Anxiety
- Digestive issues, such as SIBO (small intestinal bacterial overgrowth)
Types of Magnesium Supplements
There are many forms of magnesium supplements available, each with unique benefits:
- Milk of Magnesia: Commonly used for bowel movements but not ideal for long-term magnesium absorption.
- Magnesium Citrate: Effective for bowel movement but can cause loose stools in higher doses.
- Magnesium Glycinate: Best for relaxation and sleep; promotes sleep quality.
- Magnesium Malate: Supports energy production and muscle recovery.
- Magnesium L-Threonate: Known for crossing the blood-brain barrier, supporting brain health.
- Magnesium Oxide: Cheap but poorly absorbed.
- Potassium Magnesium Aspartate: Effective for nerve and muscle health, especially useful for cramping.
- Magnesium Chloride: Well absorbed but can upset the stomach.
Finding the Right Dosage
The optimal magnesium dosage varies from person to person. A typical starting dose is around 400 mg at night, but some individuals may require more or less depending on their specific needs. It's important to experiment to find the right amount that supports your health without causing digestive issues.
Magnesium-Rich Foods
While supplementation may be necessary for many, certain foods are rich in magnesium, including:
- Leafy greens (spinach, Swiss chard, arugula)
- Avocados
- Nuts and seeds (hemp seeds, walnuts, pistachios)
- Dark chocolate (greater than 72% cacao)
- Cruciferous vegetables (broccoli, okra)
- Olives
However, due to soil depletion, relying solely on food sources for magnesium might not suffice for everyone.
Alternative Ways to Absorb Magnesium
For individuals who experience digestive issues with oral magnesium supplements, Epsom salts and magnesium oil can be effective alternatives. These forms of magnesium are absorbed through the skin, offering benefits without the risk of loose bowels.
Conclusion
Magnesium is an essential mineral that plays a vital role in many aspects of health, yet many individuals are deficient. Understanding the types of magnesium available, their benefits, and how to incorporate them into your lifestyle can help improve your overall health. If you're struggling with magnesium absorption, consider topical options like Epsom salts or magnesium oil.
Key Takeaways
- Magnesium is crucial for over 300 biochemical processes in the body.
- Many people are deficient due to soil depletion and dietary factors.
- There are various forms of magnesium supplements, each with unique benefits.
- Finding the right dosage and form of magnesium is essential for individual health.
- Magnesium-rich foods may not provide sufficient levels due to nutrient depletion in soils.
- Topical magnesium options can help those with digestive sensitivities.