Quest - Magnesium Bisglycinate - 200 mg

Quest Magnesium Bisglycinate - 200 mg - The most bioavailable form of magnesium providing faster, more efficient absorption and more usable magnesium for your body’s needs. Magnesium is a vital component of bone and tooth metabolism, and participates in energy production, muscle contraction, nerve function, and the maintenance of the acid-alkali balance of body fluids.