Who We Are

Science In Sport Group is a world leader in sports and performance nutrition.

We have two highly regarded brands; SiS which combines world‑class science and innovation to provide optimal performance nutritional solutions for professional athletes, sports and fitness enthusiasts and the active lifestyle community. This includes over 320 professional teams worldwide across a broad range of sports including Football, Rugby, Cycling, Athletics, Basketball, Netball and Swimming. Brand ambassadors include 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.

PhD Nutrition is a premium, active‑nutrition brand for the active lifestyle community wanting intelligent nutrition to help them achieve their goals. With over 20 years of research and development, our products are designed to maximise performance in and out of the gym. It’s...