SiS

About SiS

Headquartered in London, Science in Sport plc is a world-leading sports nutrition business that develops, manufactures, and markets innovative nutrition products for professional athletes, sports and fitness enthusiasts and the active lifestyle community. Trusted by elite athletes and professional sports teams, all products are rigorously batch-tested and certified by Informed Sport, providing a trusted product completely free from any banned substances.

Founded in 1992, SiS has a core range comprising gels, powders and bars focused on energy, hydration, and recovery. SiS is a performance nutrition supplier to over 320 professional teams, organisations, and national teams worldwide. SiS supplies more than 150 professional football clubs in the UK, Europe, and the USA. Brand ambassadors include the former track cyclist Sir Chris Hoy, an eleven-time world champion and six-time Olympic champion, and Eilish McColgan, who won gold in the 2022 Commonwealth Games 10,000 metres.  

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