Isotonix® · Daily support

Isotonix® Magnesium

High-potency magnesium for muscle, sleep, and blood pressure

Isotonix® Magnesium product packaging

30 servings

Available Sizes

  • 30 servings

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About this formula

Isotonix® Magnesium delivers 400 mg of highly bioavailable magnesium per serving — one of the highest amounts available in an isotonic form. Magnesium is involved in over 300 enzymatic reactions in the body and is essential for muscle function, quality sleep, normal blood pressure, and head comfort. Most adults fall short of the daily recommended intake, making this formula a foundational addition to any wellness regimen.

Key benefits

  • Supports normal blood pressure
  • Promotes optimal muscle health and comfort
  • Supports healthy sleep quality and relaxation
  • Promotes head comfort
  • Essential for 300+ enzymatic reactions in the body
  • Highly bioavailable form for maximum effectiveness

How to use

Pour 2 level, white bottle capfuls of powder into a cup. Add 4 fl oz / 120 mL of water and stir. Alternatively, for improved absorption, mix 1 capful in the morning and 1 capful in the evening with 2 fl oz / 60 mL each. Maximum absorption occurs when taken on an empty stomach.

Warnings & precautions

If you are currently using prescription drugs, have an ongoing medical condition, or if you are pregnant or breastfeeding, consult your health care provider before using this product. Use cautiously if you have reduced kidney function due to increased risk of hypermagnesemia. KEEP OUT OF THE REACH OF CHILDREN. Store in a cool, dry place. Do not use if safety seal is broken or missing.

Free from

No added wheat, soy, yeast, gluten, artificial flavor, starch, salt, preservatives or milk. Vegan.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.