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.
This scientifically developed dual-source recovery drink is the ultimate solution for replenishing and repairing your body after intense or sustained exercise.
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.
A clean, fast, and convenient way to prepare and use your drinks.
Experience a groundbreaking energy source designed to elevate your physical and mental performance.
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.
Soft baked energy bake with a liquid centre from natural concentrate.
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.
This single-serving 4.5g sachet is perfect for on-the-go hydration, whether you're training, competing, or just staying active throughout the day.
No artificial sweeteners. Energy bar sis go energy
SiS Hydro+ is a scientifically formulated electrolyte drink mix that supports hydration and performance
Ideal for both short, intense sessions and long endurance workouts, REGO Rapid Recovery helps refuel your body and repair your muscles
