100% Pure Magnesium Citrate Powder is a single ingredient dietary supplement that contains a high content of magnesium in organic citrate form. Magnesium is a mineral that plays an important role in maintaining the proper functioning of the human body: helps maintain electrolyte balance, participates in the proper functioning of muscles and the maintenance of healthy bones and teeth, helps to reduce the feeling of tiredness and fatigue, supports the maintenance of adequate energy metabolism, helps the proper functioning of the nervous system and the maintenance of adequate psychological functions, contributes to the correct synthesis of proteins, z plays a role in the process of cell division. Swanson dietary supplement in powder form can supplement the daily diet of adults.