Author Archives: Adam McCabe

Your UK source for Magnesium Oxide: WestendAgri Agma – WestendAgri

Cal Mag or otherwise known as Calcined Magnesite or Magnesium Oxide (MgO) is used in the prevention of Grass Tetany in both dairy cows and Ewes on Spring and Autumn grass but can occur year-round if magnesium levels in the diet become low enough. Calcined refers to the manufacturing process. Cal Mag contains no calcium. […]