Claims that ketogenic diets improve performance are not based on evidence. There may be adaptations that are interesting and there may be theories that require further study but this blog lists the facts and the studies we have at the moment.
There is a lot of debate about “training low”, low carb diets, Paleo diets, Atkins diets, fasted training, keto diets, etc. versus the more traditional high carbohydrate approach. It seems that people are in one of these two camps and there is little or no middle groun...
"My connection is with Professor Asker after I ran the London Marathon a few years back. Prof Asker helped me to try to get the best out of my abilities. He tested me in Ethiopia during training and after training, everything; and worked out my fueling plan. I am very grateful for his help."
Haile Gebrselassie (Ethiopia) "Greatest distance runner of all times" 27 World Records