CAL-MAG-FORCE 2:1 - 180 Tablets     Nutritional Support for your Bones!   Superior skeletal support for bone health. Prairie Naturals CAL-MAG-FORCE 2:1 provides an optimum potency ratio of calcium to magnesium, 400mg of Calcium Citrate/Chelate & 200mg of Magnesium. This highly bioavailable fo...

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