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Calcium vs Magnesium

Side-by-side comparison — benefits, dosage, forms, and research.

Calcium

minerals

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Magnesium

minerals

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Feature
Calcium
Magnesium
Typical Dosage
800-1000 mg daily
200-400mg elemental magnesium daily
Best Form
Calcium Citrate
Magnesium Glycinate
Key Benefits
6
5
Evidence Rating
★★★★
★★★★★
Best Time
With meals to enhance absorption; split doses are more effective
Evening for sleep benefits, split doses for absorption

Calcium Benefits

Bone strength and density
Teeth health and enamel protection
Muscle contraction and function
Nerve signal transmission
Heart rhythm regulation
Blood clotting

Magnesium Benefits

Sleep quality improvement
Muscle relaxation and cramp prevention
Stress and anxiety reduction
Blood pressure regulation
Energy production

Can You Take Both Together?

In most cases, Calcium and Magnesium can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication.

Which Should You Choose?

Choose Calcium if your primary goal is: bone strength and density. Choose Magnesium if your primary goal is: sleep quality improvement. Many people take both as they target different aspects of health.

Disclaimer: This comparison is for educational purposes only. Always consult a healthcare professional before starting any supplement.