NOW Magnesium Capsules 400 mg - High Absorption Magnesium Supplement for Muscle Relaxation, Sleep Support & Stress Relief - Perfect for Athletes, Fitness Enthusiasts & Busy Professionals

• Supports Energy Production*
• Critical for Enzyme Function*

Magnesium is a mineral that is critical for energy production and metabolism, muscle contraction, nerve impulse transmission, and bone mineralization.* It is a required cofactor for an estimated 300 enzymes.* Among the reactions catalyzed by these enzymes are fatty acid synthesis, protein synthesis, and glucose metabolism.* Magnesium status is also important for regulation of calcium balance through its effects on the parathyroid gland.*

Natural color variation may occur in this product.