Magnesium

Magnesium is involved in over three hundred enzymatic reactions in the body — energy production, protein synthesis, muscle and nerve function, blood sugar regulation, and bone development among them. It’s one of the most broadly active minerals in human physiology, and it’s also one of the most commonly under-consumed. Estimates suggest a significant portion of the population regularly falls below recommended intake, not because magnesium is hard to find in food but because the foods richest in it — leafy greens, legumes, nuts, seeds, and whole grains — tend to be underrepresented in the average diet.

The effects of chronically low magnesium are diffuse enough that they rarely get traced back to magnesium specifically. Poor sleep quality, muscle cramps, elevated stress response, low energy, and headaches are all associated with inadequate magnesium status. None of those symptoms are specific enough to point clearly at magnesium, which is part of why deficiency goes unrecognized so often.

Sleep is where magnesium gets the most practical attention, and the connection is real. Magnesium plays a role in regulating the nervous system and supporting the production of GABA, an inhibitory neurotransmitter that promotes relaxation and sleep. Magnesium glycinate in particular — a form where magnesium is bound to the amino acid glycine — is one of the more well-supported nutritional interventions for sleep quality, and one of the few supplements in the Diwa line that sits on genuinely solid evidential ground.

Magnesium is also depleted by stress, alcohol, and certain medications including common diuretics and proton pump inhibitors — which means the people most likely to be low on it are often the ones under the most physiological demand.

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Reference Card

Mineral type: Major mineral Pillar: Nourish

What it does for you

• Involved in hundreds of enzymatic reactions — energy production, protein synthesis, muscle and nerve function
• Supports sleep quality through its role in nervous system regulation and GABA production
• Helps regulate blood sugar and blood pressure
• Essential for bone development alongside calcium and vitamin D

Where to get it

• Pumpkin seeds, almonds, spinach, cashews, black beans, edamame, avocado, dark chocolate, whole grains, banana

Considerations

• One of the most commonly under-consumed minerals in modern diets — worth paying attention to even in otherwise healthy eaters
• Stress, alcohol, and certain medications deplete magnesium stores
• Magnesium glycinate is a well-absorbed supplemental form with particular relevance for sleep and relaxation
• Works alongside calcium and vitamin D in bone metabolism — not a standalone nutrient for bone health

Signs your intake might be low

• Difficulty falling or staying asleep
• Muscle cramps or twitching
• Fatigue and low energy
• Heightened stress response or anxiety
• Frequent headaches

Common myths

• Magnesium deficiency is obvious — the symptoms are vague enough that most people attribute them to stress, poor sleep, or other causes without considering magnesium status
• Any magnesium supplement form is equivalent — forms vary significantly in absorption and effect; magnesium oxide is poorly absorbed; magnesium glycinate and magnesium malate are better options for most purposes