Laperva Magnesium Taurate is an Ideal Formula for Regulating Blood Sugar Levels, Controlling Blood Pressure, Improving Nervous System Functions, and Resisting Stress, as the Formula Includes the Union of Magnesium and the Amino Acid Taurine, in addition to the Alfalfa Herb Rich in Magnesium, Which Also Contains Many Elements Such as Calcium and Iron. This item cannot be exchanged or returned