#1 Magnesium Oxide 500 mg 180 tablets by Best Naturals - Supports Health Nervous System - Manufactured in a USA Based GMP Certified Facility and Third Party Tested for Purity. Guaranteed!!
Magnesium Oxide is derived from ancient oceanic deposits and is a rich source of elemental magnesium (58% average). Magnesium is an essential mineral that plays a key role in the activation of amino acids for protein biosynthesis and is highly concentrated in intracellular fluid and bone.