These Nature Made Magnesium 250 mg Softgels are dietary supplements that help support muscle relaxation nerve health bone health and heart health. Sourced from high-quality ingredients this Nature Made Magnesium 250mg dietary supplement is gluten free and has no synthetic dyes no artificial flavors and no preservatives. Magnesium is an essential mineral that is required for more than 300 enzymatic reactions in the body. Each Nature Made Magnesium softgel provides 250 mg of Magnesium to help relax the body. This Magnesium supplement for women and men uses magnesium oxide.