SIS
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SIS Rego Rapid Recovery (500g)
Regular price £14.00 GBPRegular priceUnit price / per£18.00 GBPSale price £14.00 GBPSale -
SIS Rego Recovery (1.5kg)
Regular price £38.99 GBPRegular priceUnit price / per£49.99 GBPSale price £38.99 GBPSale -
SIS Beta Fuel - Box of 30
Regular price £51.99 GBPRegular priceUnit price / per£2.00 GBPSale price £51.99 GBP -
SIS Beta Fuel 80 Energy Drink Sachet - Box of 15
Regular price £30.99 GBPRegular priceUnit price / per£2.75 GBPSale price £30.99 GBP -
SIS 600ml Water Bottle
Regular price £3.99 GBPRegular priceUnit price / per£3.99 GBPSale price £3.99 GBP -
SIS Rego Cherry Juice
Regular price From £1.69 GBPRegular priceUnit price / per -
SIS 800ml Water Bottle
Regular price £4.99 GBPRegular priceUnit price / per£4.99 GBPSale price £4.99 GBP -
SIS Beta Fuel + Nootropics Energy Gel - Box of 30
Regular price £55.99 GBPRegular priceUnit price / per£2.20 GBPSale price £55.99 GBP
Collection: SIS
FUELLED BY SCIENCE
Science in Sport is the world’s leading performance nutrition brand. SiS combine world-class knowledge and scientific formulations to provide optimal performance solutions across the nutritional needs of energy, hydration, and recovery.
Through their world-leading research and innovation programme, they formulate evidence-based products that genuinely impact performance.
SiS push the boundaries of science and nutrition so that you can push the boundaries of performance. Everything we do is Fuelled by Science.
TRUSTED BY ELITES
Since 1992, Science in Sport has fuelled Olympians, World Record Holders and World Champions, from Cyclists to Swimmers and Heptathletes to Runners.
Science in Sport is currently the official sports nutrition partner to professional cycling organisations Team INEOS, the German Cycling Federation and Legion of LA. SiS is also the partner of other high-performing elite institutions worldwide, such as USA Triathlon & English Institute of Sport.
Globally, Science in Sport fuels over 150 professional soccer clubs and is Performance Research Partner to the England Football Association.
PROVEN BY PERFORMANCE
When you commit so much time, energy and determination to being the best you can be, you want a sports nutrition partner who truly understands endurance sports – one you can trust to provide the best products and expert guidance.
Our experts, combined with feedback from elite athletes, ensure Science in Sport continues to be at the forefront of product innovation in performance nutrition. Our passion means our products are truly trusted and recommended.
WORLD-CLASS APPROACH TO BANNED SUBSTANCE TESTING
Professional and Olympic athletes trust science in Sport in a range of sports across the world. A vital component of this trust is our approach to preventing banned substances from entering their supply chain and finished products.
SiS are the only brand globally to hold Informed Manufacturer and Informed Sport Product Certification.
Every batch produced receives the recognised and respected Informed Sport certificate.
You will find the Informed-Sport logo on every product that they make.