Jigsaw Electrolyte Supreme contains a balanced combination of all the electrolytes -- Magnesium, Calcium, Potassium, Sodium, & Chloride -- plus supporting nutrients such as Zinc and Selenium, as well as important B Complex vitamins. Replenish and rehydrate the body by adding one packet of Jigsaw Electrolyte Supreme to water for a refreshing and nourishing energyboosting beverage.*