Item # Quantity Type
324 60 Tablets

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Magnesium Oxide 400

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Magnesium Oxide 400 Compare to Magox ® 400 and Save!

Two tablets provides 482.6 mg of magnesium oxide.  Magnesium is important for many systems in the body,especially for healthy muscles and bones.† This mineral is used for energy production and metabolism and some may use magnesium oxide to relieve heartburn or indigestion.†

If you compare the Magnesium Oxide 400 formula to the Magox® formula, you will find out that the two formulas are almost identical; however, Windmill does not use artificial colors, flavors, or preservatives. Windmill’s promotional pricing will also give you the savings you are looking for.

For additional formula information, view the Supplement Facts panel.

All Windmill supplements are manufactured in the United States in an FDA-inspected facility whose cGMP (current Good Manufacturing Practice) are independently verified by qualified certification organizations.

Free of artificial colors, flavors and preservatives, Windmill is a trusted name that has been providing America with quality supplements for over 45 years.

Magox®400 is a registered trademark of Akorn Consumer, a division of Akorn, Inc   Ann Arbor, MI 

Gluten Free

Supplement Facts

Serving Size: 2 Tablets

Amount Per Serving % DV
Magnesium (as magnesium oxide) 482.6 mg 115%

Other Ingredients: Microcrystalline cellulose, stearic acid, silica, croscarmellose sodium, magnesium stearate and coating (water, hypromellose, glycerine, titanium dioxide, talc and carnauba wax).


SUGGESTED USE: Take 2 tablets with meals as a dietary supplement or as directed by a healthcare professional.