Used in agriculture as a magnesium supplement to correct soil deficiencies, promoting healthy plant growth and improving crop yields. In the medical field, it serves as a source of magnesium for intravenous or oral administration to treat magnesium deficiency or conditions like eclampsia and pre-eclampsia. It is also employed in industrial processes, such as wastewater treatment, to remove phosphates and other contaminants. Additionally, it plays a role in the production of magnesium-based alloys and as a reagent in chemical synthesis.