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Should you be using endurance supplements? A triathlete’s guide to going the distance

From beetroot to nootropics, a new wave of performance supplements is emerging – but do they actually work? Two-time Olympic triathlete Alistair Brownlee shares his thoughts.

By India Paine

Sports journalist

Last updated -

14 Jul 2025

Electrolytes, carbohydrates, and caffeine are no longer the only staples in an endurance athlete’s toolkit. A new generation of products – featuring everything from mushroom extracts to beetroot blend...

This is a premium article as part of the subscription

Written by

India Paine

Writer, runner, and cyclist, India Paine is a freelance contributor to TRI247.

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