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SiS has three core product ranges: SiS GO, comprising of energy powders, isotonic energy gels, energy bars and hydration tablets; SiS REGO, a range of full spectrum recovery products; and PROTEIN which includes the biggest innovation in protein for years - WHEY20.

In the 2012 London Olympics, 24 medal-winning athletes or teams used SiS products and at Rio 2016, 34 medals were SiS fuelled. SiS also fuelled Chris Froome and Team Sky to the 2016 Tour de France victory. Alongside this, SiS is currently the official sports nutrition supplier to Team Sky, Team Wiggins, USA Cycling, Katarina Johnson-Thompson, GB Rowing and Spartan Race. SiS are also currently the official supplier of sports drinks and sports nutrition to the GB Rowing Team. In addition, Sir Chris Hoy, the most successful Gold Medal Winning GB Olympian of all time, is an official brand ambassador and Mark Cavendish works as an elite consultant for the brand.

SiS tests products over and over again until they are right and promises the best science to deliver the best products and the best advice for your sports nutrition.

Science in Sport has a unique heritage in working with the world's top athletes and teams. It is these relationships that enable the brand to learn and understand constantly what it takes to achieve the ultimate performance from the world's very best sportsmen and women. This understanding is applied to every single product in the SiS range, therefore no matter what level you perform at you can be confident that you are using product suitable for the most demanding conditions.

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