If you us Google and read the articles on athletics daily you will come across a lit of interesting information. MOST which is true and today an interesting article appeared on KETONE. When the body needs fuel the liver produces carbs from your diet into fuel and then feeds on fat to continue the fuel source. KETONE is a Performance Enhancing Drink not drug that creates an acid in the body to be used immediately as fuel instead of fat.
Tour de France cyclists used it this year as it was formulated by U.S. NASA and is completely legal. Geoffrey K group was questioned if that what drank halfway in his WR; however. they refused to answer. It is kinda rare for elite runner to hydrate in a 1/2 marathon especially with the cool condition which was run in Copenhagen. If so the drink is still legal.