Used in agriculture as a fertilizer to correct magnesium deficiency in soil, promoting healthy plant growth and chlorophyll production. Commonly applied in horticulture for crops like tomatoes, potatoes, and roses. In medicine, it serves as a treatment for magnesium deficiency, pre-eclampsia, and eclampsia, often administered intravenously. Also used as a laxative to relieve constipation. In healthcare and wellness, it is known as Epsom salt when in hydrated form, and is added to bathwater to soothe sore muscles and reduce inflammation. Industrially, it is used in the manufacture of textiles, paper, and as a drying agent due to its hygroscopic properties. Also employed in wastewater treatment to remove phosphates.