America's #1 Trace Mineral Brand Magnesium / Potassium / Vitamin B6 / Taurine / ConcenTrace Certified Vegan Gluten Free Dietary Supplement cGMP High performance formula to reduce muscle cramps, maintain muscle stamina, and support energy and endurance. Electrolyte Stamina is ideal for sports performance, people working in high temperatures, and anyone expecting to experience high levels of fluid loss. Vitamin B6 (P-5-P) and Taurine help get magnesium into the cells more effectively to help reduce muscle cramps, maintain muscle stamina, and support ATP production and cardiovascular endurance. Electrolyte Stamina Shot, Endure, Ionic Tonic, and 40,000 Volts! liquid electrolytes.