Guillaume Martin: The big question is this grey area of ketones

The Frenchman says he is in favour of banning ketones for reasons of fairness

Guillaume Martin
(Image credit: Getty)

Guillaume Martin has added his voice to the call for action on ketone use in the peloton, joining fellow French riders Romain Bardet and Arnaud Démare in raising concerns over the so-called 'miracle drink'.

The teams of all three riders, Cofidis, DSM and Groupama-FDJ, are members of the Movement for Credible Cycling (MPCC) who agree to not use ketones to aid performance. Meanwhile, non-members are free to use the product which is currently legally permitted by the UCI.

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Jonny was Cycling Weekly's Weekend Editor until 2022.

I like writing offbeat features and eating too much bread when working out on the road at bike races.

Before joining Cycling Weekly I worked at The Tab and I've also written for Vice, Time Out, and worked freelance for The Telegraph (I know, but I needed the money at the time so let me live).

I also worked for ITV Cycling between 2011-2018 on their Tour de France and Vuelta a España coverage. Sometimes I'd be helping the producers make the programme and other times I'd be getting the lunches. Just in case you were wondering - Phil Liggett and Paul Sherwen had the same ham sandwich every day, it was great.