The Best But how do you choose the very best nutritional supplements or even know what's in them? Our focus is on quality, purity, potency. Shouldn't that be your focus, too? Our quality control standards actually exceed FDA mandates. We source only the best raw materials for our nutritional supplements. Our products always give you the most nutritional potency for your dollar. We develop science-based supplements you simply won't find anywhere else.

6 Hour Extended Release Formula

• Dietary Supplement
• Non-GMO

Your body needs the trace mineral magnesium for more than 300 essential biochemical reactions, but most of us don't get enough magnesium from dietary sources alone. Extend-Release Magnesium is formulated with magnesium oxide for extended release and magnesium citrate for immediate absorption. By combining magnesium optimized for immediate and prolonged uptake, this advanced formula provides more consistent results.

Benefits at a Glance:

• Magnesium oxide for long term absorption
• Magnesium citrate for immediate uptake
• Essential for more than 300 biochemical reactions
• Combats widespread magnesium insufficiency
• Supports cardiovascular health, bone health, and more

Magnesium when and where you need it most

Life Extension customers have known about the health benefits of magnesium for years. Now, Life Extension offers Extend-Release Magnesium. Formulated with two kinds of magnesium, Extend-Release Magnesium is optimized for both immediate and prolonged dissolution and uptake. Extend-Release Magnesium ensures you get the maximum health benefits magnesium can provide, making it our most advanced magnesium supplement ever.