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Latest Articles

Male_Elite_Runner_Holding_SiS_BottleThe Science
Male Marathoners and Carbohydrate Periodisation: A Study
What drives a marathon performance, and what discoveries have been made that could transform the training of elite athletes? Professor ...
The Science
The Science Behind Our GO Nitrates Shot
Find out how using the SiS GO Nitrates shot can make your workout easier and improve oxygen cost during moderate- ...
Spurs Women on a break, drinking SiS GO Energy DrinkSport
SiS GO Sports Drink: Power Your Performance
Stay energised and perform at your peak with our scientifically formulated energy drink. Especially designed for high-intensity exercise.
Chris Hoy cycling wearing a Tour de 4 jersey, with his head turned back to look at the cameraFuelling Guides
Fuel for the Ride
Simple Nutrition Tips for Red Ride and Blue Ride Cyclists at Chris Hoy's Tour de 4 Event
girl runningFuelling Guides
Mastering In-Race Fuelling for Marathon Success
In this article, we explain the science behind effective in-race fuelling, share expert recommendations, and provide practical tips to keep ...
10 Min
girl holding SiS hydro+Sport
Hydrate smarter, perform better
Ever hit a wall on a long run? We've created your 3-Step Plan to Peak Performance.
10 Min
Renee running an UltraRunning
How to fuel an ultra marathon
Nutrition is an integral part of performance but is fuelling beyond a marathon really that different?
England NetballFuelling Guides
Part 3: Fuelling female athletes through the menopause
Fuelling through menopause means supporting bone health, maintaining muscle, and managing energy with smart, consistent nutrition

The Experts

Alec Fenn
Health and Fitness Journalist and Copywriter
Dr Emily Jevons
Registered Nutritionist
Professor James Morton
Director of Performance Solutions
Science in Sport Team
The Experts
Science in Sport Contributor
An Expert
Renee McGregor
Clinical Director & Sports Dietician
Jonah Rosner
Applied sport scientist, strength and running coach
Dr Marc Fell
Senior Performance Nutritionist