Nature's Way Magnesium Complex is high potency, made with two forms of magnesium to support muscle relaxation, muscle function, and to promote a sense of calm.* This daily magnesium supplement replenishes stress-depleted magnesium levels and supports a healthy response to stress.* Made with magnesium citrate and magnesium oxide.*This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.