SIS Nutrition
SiS, founded in 1992, has a core range comprising gels, powders and bars focused on energy, hydration and endurance. SiS is the official sports nutrition supplier to many professional teams and organisations including INEOS Grenadiers cycling team, Team Ineos UK (America's Cup Team), British Cycling, Cycling Australia, USA Cycling and USA Triathlon. SiS supplies more than 100 professional football clubs in the UK, Europe and USA, and is an official partner to Manchester United Football Club. SiS brand ambassadors include Olympians Sir Chris Hoy MBE, Mark Cavendish MBE and Adam Peaty MBE.
Designed for longer rides to keep you riding at your best.
GO Energy Bakes offer a convenient and tasty option for on the go snacking, ideally consumed before or during exercise. Easy-to-consume for the athlete allowing for greater carbohydrate uptake. Energy during cycling.
SIS 500G Refuel after those hard days in the saddle.
Designed as a world-leading, whole body energy source, our innovative Beta Fuel Dual Source Energy Gel + Nootropics combines a new ratio of carbohydrate with Cognizin Citicoline to improve both your physical and mental performance
SIS GO Electrolyte drink powder 500 g tub
Discover the GO Isotonic Energy Gel – effortless energy during workouts. Tear, squeeze, and go with this world-first gel, delivering 22g of carbs per serving. No water needed, no artificial sweeteners – just pure, powerful fuel for champions.
Effervescent tablets to go straight in your drinks bottle
A clean, fast, and convenient way to prepare and use your drinks. Water bottle 800 ml clear.
A clean, fast, and convenient way to prepare and use your drinks.
With great-tasting flavours, our Science in Sport PROTEIN20 bar is a convenient on-the-go option made with a high-quality plant protein blend for athletes looking for an alternative high-protein snack option low in sugar.
The most scientifically superior energy drink on the market
Get that boost for your final sprint or that long ride. Easy to consume on the go.
