What is magnesium citrate?Magnesium is a mineral found in bone and other cells. Its used in more than 300 biochemical reactions in the body. How does magnesium support health?Supports normal muscle contraction and relaxation.*Supports normal nerve function.*Supports the production of protein in body cells.*Important for healthy bones.*Maintains blood pressure already within normal range.*Why choose Vitacost Magnesium Citrate?Supplies 100% of the Daily Value for magnesium per 2-tablet serving.Contains 60 servings per bottle.Exceptional quality at an extraordinary value.PLEASE NOTE: The tablet size and color of this product has changed. The new, slightly larger size and whiter color reflect improvements made for a consistently solid (less crumbly) tablet. The formula, providing 400 mg of magnesium citrate per 2-tablet serving, remains the same. About VitacostAll Vitacost products are laboratory tested to meet FDA standards for identity, purity and composition. All products are tested for heavy metals, microbiology and contaminants. Vitacost products are produced in a NSF Certified facility. Freshness is guaranteed. * These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.