Overview

Magnesium is a vital mineral involved in more than 300 bodily processes—from energy production to nerve function to bone strength. Despite its importance, deficiency affects millions globally. In fact, magnesium is currently the most popular supplement topic in the world, with millions searching monthly. :contentReference[oaicite:3]{index=3}

Symptoms

• Muscle cramps or twitches
• Low energy and fatigue
• Difficulty sleeping
• Mood changes like anxiety or irritability
• Irregular heartbeat or palpitations
• Low bone density or weakness

Causes & Risk Factors

• Poor dietary intake of green leafy vegetables, nuts, seeds, or legumes
• Chronic gastrointestinal diseases that impair absorption
• Excessive alcohol consumption
• Diabetes and certain diuretics
• Age-related changes and stress

Health Benefits of Magnesium

• Supports muscle relaxation and reduces cramps
• Improves sleep quality and helps reduce anxiety
• Supports bone formation and lowers risk of osteoporosis
• Aids cardiovascular health by maintaining normal pressure and rhythm
• Enhances glucose regulation and energy metabolism

Diagnosis & Blood Levels

Blood tests measure serum magnesium levels. The normal range is usually 0.75–0.95 mmol/L (1.8–2.3 mg/dL). Critical symptoms often arise when levels fall below this range.

Treatment & Prevention

• Magnesium-rich foods: spinach, almonds, seeds, legumes, whole grains
• Supplements (e.g., magnesium citrate or glycinate) 200–400 mg once daily
• Ensure hydration and manage conditions like diabetes or gastrointestinal issues

Consult your healthcare provider before supplementing, especially if you have kidney disease or use certain medications.

When to See a Doctor

If you experience frequent muscle cramps, poor sleep, chronic fatigue, anxiety, or irregular heart rhythms—request a magnesium blood test. Clinical deficiency is common and treatable.