Electrolyte Stamina Power Pak is an easy-to-fix high performance energy drink with no caffeine, artificial flavors, or artificial stimulants. Our formula is Non-GMO and contains 1200 mg of Vitamin C, an essential antioxidant for people who are active and on the go.โ It also contains all major electrolytes (potassium, magnesium, chloride and sodium), plus a full spectrum of ionic trace minerals from ConcenTraceยฎ, which supports the assimilation and absorption of vitamins and nutrients.