The Gatorade Co., a division of PepsiCo, reformulated its Gatorade Tiger Focus. The product includes theanine, which when combined with carbohydrates and hydration, helps promote mental focus, the company says. Gatorade Tiger Focus also provides vitamin E, and has half the calories and 25 percent more electrolytes than Gatorade Thirst Quencher. Gatorade Tiger Focus will be available at grocery stores in a 32-ounce bottle and 16.9-ounce eight-packs, and at convenience stores in a 32-ounce and 16.9-ounce bottles.