Magnesium sulfate heptahydrate is widely utilized in research focused on:

• Agriculture: It serves as a vital nutrient source for plants, particularly in magnesium-deficient soils. Farmers use it to enhance crop yield and quality, especially for crops like tomatoes and peppers.
• Pharmaceuticals: This compound is used in various medical formulations, including laxatives and electrolyte solutions. Its ability to draw water into the intestines helps treat constipation effectively.
• Food Industry: It acts as a coagulant in tofu production, helping to create the desired texture. Additionally, it is used as a food additive to improve the nutritional profile of certain products.
• Cosmetics: Magnesium sulfate heptahydrate is included in bath salts and skincare products for its soothing properties. It helps relieve muscle tension and promotes relaxation in bath formulations.
• Environmental Science: It is employed in water treatment processes to remove impurities and improve water quality. Its effectiveness in precipitating heavy metals makes it valuable in environmental remediation efforts.