Mason Natural Magnesium 500 mg extra strength tabletsSupports Nervous system and heart health.Dietary Supplement.Magnesium plays an essential role in maintaining proper bone mineralization. Magnesium is also involved in muscle contractions and nerve impulses.Guaranteed No Added : sugar, starch, yeast, soy, corn, wheat, dairy, egg, fragrance, Artificial colors, flavors, preservatives. No animal products suitable for vegetarian.These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.Supplement Facts:Adults, take one tablet daily or as directed by a physician as a dietary supplement, preferably with a meal.