Endura Rehydration Performance Fuel is a scientifically formulated electrolyte and hydration complex that rapidly replaces fluid and essential electrolytes lost during exercise, while improving stamina, endurance and performance. Electrolyte and fluid loss can result in dehydration and electrolyte imbalances, potentially affecting exercise capacity and performance. Rehydration Performance Fuel is a 6% carbohydrate formula, providing 20g of carbs per dose as recommended for intense exercise or exercise lasting longer than 1 hour. The dual carb sources (fructose and malt dextrin) improve carbohydrate absorption and fluid uptake, as well as providing both rapid and slow-release energy for sustained peak performance. Rehydration Performance Fuel also contains Magnesium, which is a key mineral in energy production, an essential performance element for any athlete. Endura Rehydration Performance Fuel contains the exclusive and easily absorbed Meta Mag Magnesium. Magnesium is an essential mineral for athletes to prevent muscular cramps and spasms and relieve aches and pain. The combination of essential electrolytes and premium quality energy make for an advanced option to fuel and support peak muscle performance. Endura Rehydration Performance Fuel contains a patented form of magnesium, Meta Mag, that ensures high absorption and bioavailability with a low risk of gastrointestinal side effects. Free from gluten, wheat, dairy, lactose, eggs, nuts and yeast. No artificial flavoring or coloring. Available in lemon-lime flavor and 800 g jar.