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.

• Nervous System Supports -- Mineral Supplement
• Supports Energy Production -- Promotes Bone & Muscle Health
• Critical for Enzyme Function
• 100 % Pure -- 500 mg Magnesium Oxide per Tablet -- 180 Tablets in Bottle
• All Best Naturals products are manufactured in accordance with Good Manufacturing Practices (GMP), among the highest standards in the world -- Proudly Made in USA -- Purity & Potency Guaranteed