Now Foods, Magnesium & Calcium, 250 TabsProduct Description Considered as Dietary Supplement GMP Quality Assured Nerve and Bone Support Reverse 2: 1 Ratio with Zinc and Vitamin D 3 Product Benefits * Nerve and Bone Support* * Reverse 2: 1 Ratio with Zinc and Vitamin D 3 * A Dietary Supplement Ingredients Supplement FactsServing Size: 3 TabletsServings Per Container: 83 Amount Per Serving % Daily Value Vitamin D 3 (as Cholecalciferol) 1000 IU 250% Calcium [from Calcium Carbonate (300 mg),