Table 3.

Common Mg salts used as oral supplements in the United States

Mg SaltElemental Mg (mg)Comments
Chloride64Slow-Mag,a Purdueb: contains calcium
Citrate100Active Calcium,a Usanab: contains calcium, vitamins D3 and K
Gluconate27/tabletMagonate,a Flemingb: contains calcium and phosphorus
54/5 ml
Oxide241MagOx400,a Blaineb: no added products
362Beelith,a Beachb: contains pyridoxine
  • a Brand name.

  • b Manufacturer/pharmaceutical company.