Gatorade Endurance Formula® is a specialized sports drink with approximately twice the sodium (200 mg) of Gatorade® Thirst Quencher designed to meet the needs of athletes during their long-distance training and competition when fluid and electrolyte losses become substantial. 50.2 oz instant mix container (makes 88 eight-ounce servings) Flavor: Lemon-Lime Nutritional Information: Gatorade Endurance Formula contains a specialized five-electrolyte blend, including nearly twice the sodium (200 mg) of Gatorade Thirst Quencher, as well as chloride, potassium, calcium and magnesium, to more fully replace what endurance athletes lose in sweat when fluid and electrolyte losses become significant. Like Gatorade Thirst Quencher, Gatorade Endurance Formula contains a scientifically balanced 6% carbohydrate blend (14 grams/8 oz) that helps speed fluid absorption in the body and fuels working muscles.