Magnesium oxide is a popular mineral supplement that provides numerous health benefits to the body. However, sometimes it is referred to by different names, depending on its purpose and application. Some commonly used synonyms for magnesium oxide include magnesia, calcined magnesia, and magnesite. Other synonyms for magnesium oxide include magnesium hydroxide, magnesium carbonate, and magnesium sulfate. In the manufacturing industry, magnesium oxide is also known as magnesite, periclase, and magnesium oxide powder. Whatever synonym is used, magnesium oxide remains a vital substance that is widely used in various fields due to its chemical and physical properties that make it extremely versatile and beneficial to human health.