Used as a laxative to relieve constipation by drawing water into the intestines and stimulating bowel movements. Commonly used in agriculture to correct magnesium deficiency in soil, improving plant growth and chlorophyll production. Employed in medical settings to treat magnesium deficiency, control seizures in pregnant women with preeclampsia or eclampsia, and manage certain heart rhythm disorders. Also used in bath salts to soothe sore muscles and reduce inflammation. In industrial applications, it serves as a coagulant in the manufacture of viscose rayon and as a stabilizer in brewing and fermentation processes.