If it's not banned then it's not doping so a decision to be made by the individual if they feel it's of use. It's there to be used like any other legal supplement.http://www.cyclingnews.com/news/teams-divided-over-use-and-risks-of-ketones-at-tour-de-france/
Any thoughts over the Ketone use? It's not technically doping as they're not banned. Pure Placebo??