Quick view Compare Magnesium Caps 500 mg by Life Extension ( LifeExtension ) 100 vege capsules Life Extension $12.00 Magnesium Caps 500 mg by Life Extension ( LifeExtension ) 100 vege capsules Magnesium capsules contain four different types of magnesium to meet and exceed your daily magnesium requirement with just one capsule. Since most people are magnesium...