Optimal hydration is the front line of defense for beating illnesses, and the easiest way to make sure your horse can compete to their highest level, or enjoy a long ride safely, Now you can get your horse to drink when and where you want to, by adding Horse Quencher to the water. Not an electrolyte. It's a precise and proven blend of 100% healthy and natural grains and flavourings. Four great flavors to choose!