New To Sigma Sports?
£10 off £100* - code SIGNUP10
£25 off £250* - code SIGNUP25


Xendurance have been providing world-class athletes with performance-enhancing supplements since their introduction to the market in 2006. Most notably, their Extreme Endurance tablets reduce lactic acid build-up by 29% and oxidative stress by 39%, meaning you can ride harder for longer. Suddenly, that KOM doesn't seem too far away...

We could not find any products matching your criteria
Filter / Sort
Close menu