Amazon has 32oz of Gatorade Endurance Formula Powder (Lemon-Lime) for $23 - $5.63 off coupon (automatically applied at checkout) - 15% off coupon (check “Save an extra” box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $13 wwith free shipping on $35+ or with Prime. Made for endurance athletes and contains nearly 2x the sodium and 3x potassium of traditional Gatorade.