Epsom salt, also known as magnesium sulfate, is a chemical compound composed of magnesium, sulfur, and oxygen. It is commonly found in crystalline form and is named after the town of Epsom in England, where it was originally discovered. Epsom salt is widely used for its therapeutic properties and can be dissolved in bath water to soothe sore muscles, reduce inflammation, and promote relaxation. It is also used in gardening to improve soil quality and provide essential nutrients to plants. Additionally, Epsom salt has applications in various industrial processes and is sometimes used as a laxative in medical settings. Its versatility and natural composition make it a popular choice for a range of uses.