SIS
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.
The sis go energy + caffeine gel 75mg builds on the established science of the sis go isotonic energy gel, the world's first isotonic energy gel
Ideal for both short, intense sessions and long endurance workouts, REGO Rapid Recovery helps refuel your body and repair your muscles
Experience a groundbreaking energy source designed to elevate your physical and mental performance.
The GO Energy + Electrolyte gels build on the established science of the GO Isotonic Energy gel, the worlds first and only truly isotonic energy gel.
Designed for longer rides to keep you riding at your best.
ENERGY OAT BAR A great tasting, high energy snack with slow release energey 40g of carbohydrate per bar and 10g of protein to maintain and build muscle.
Our Beta Fuel Dual Source Energy Chews deliver scientifically superior fuel in unique and satisfying chews.
The REGO Whey Protein powder contains 22g of quality whey protein and is designed to help you repair your body after short, less intense bursts of exercise.
A clean, fast, and convenient way to prepare and use your drinks.
The REGO Clear Recovery supplement combines 20g of clear whey protein and 21g of carbohydrate and is designed to help you to refuel and repair your body after exercise. With a low sugar formula, just 1.
This premium recovery drink delivers everything endurance athletes need to bounce back stronger and faster after tough sessions.
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.
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.
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.
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.
The REGO Clear Recovery supplement combines 20g of clear whey protein and 21g of carbohydrate and is designed to help you to refuel and repair your body after exercise. With a low sugar formula, just 1.
The REGO Clear Recovery supplement combines 20g of clear whey protein and 21g of carbohydrate and is designed to help you to refuel and repair your body after exercise. With a low sugar formula, just 1.
The GO Isotonic Energy Gel was the world's first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy during exercise.
A clean, fast, and convenient way to prepare and use SiS drinks. This bottle is specially made for SiS, with handy markings that are a key part of the easy-mix system.
Soft baked energy bake with a liquid centre from natural concentrate.
The best bottle to use for mixing drinks, a must for Rego Build and Rego Rapid due to the whey proteinThis bottle is specially made for SiS, with handy markings that are a key part of the easy-mix system.
