SiS Reviews


Science in Sport is a leading sports nutrition company that develops innovative sports nutrition products for professional athletes and sports enthusiasts.

SiS has three core product ranges: SiS GO, comprising of energy powders, isotonic energy gels, energy bars and hydration tablets; REGO, the complete recovery product; and PROTEIN which includes whey protein, Advanced Isolate, Overnight Protein and the biggest innovation in protein in years - WHEY20.

SiS have been supplying elite, regularly tested athletes, national and professional teams for more than 15 years. SiS is a strong brand in the elite athlete community - in the 2012 London Olympics, 24 medal-winning athletes or teams used SiS products and in Rio 2016 another 34 medals were SiS Fuelled. SiS also fuelled Team Sky to victory in the 2016 Tour de France.

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