Click to expand Tap to zoom Magnesium Oxide by Douglas Labs No reviews Sold out $15.60 SKU 250 Capsules - translation missing: en.products.status.sold_out Size 250 Capsules 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Magnesium Oxide supplies 300 mg of elemental magnesium from magnesium oxide in each vegetarian capsule.