Where Optimal Is Standard™Zero Sugar Hydration2x the Electrolytes fo the Leading Powder Blend††500 mg Sodium500 mg Potassium100 mg  MagnesiumChecked for Banned Substances2x Purity & Potency TestedWith Other Natural FlavorsNSF® Certified SportDietary SupplementGluten FreeDairy FreeSoy FreeNon GMOFuel for Athletes9X The Electrolytes of the Leading Sports Drink‡ ZERO Sugar Hydration with Plant-based Sweeteners, Stevia, and Monk Fruit 1:1 Sodium to Potassium Ratio for Balanced Hydration† Muscle Energy & Recovery with Vitamin C and D-ribose† Increased Bioavailability with Magnesium & Zinc Bisglycinate† Convenient Travel-Friendly, Single-Serving Packets ††Total electrolytes per serving vs Liquid I.V. Hydration Multiplier Powder Packets, the leading brand per Stackline sales data September 2023.  ‡Total electrolytes per serving vs Gatorade Classic 12 fl oz as of September 2023.