Science in Sport (SiS) is an English sports nutrition company based in Lancashire. The company is a mix of sports scientists, nutrition experts and athletes meaning they know what fuel athletes need and also how to provide it for them. For over 15 years the company has been supplying not only the public but also Olympic and World Champions and many national and professional sports teams with a range of bars, gels and powders for use in  competition at all levels.

The range is divided into two key areas –

  • SIS GO - Prepare + Perform – bars, gels and powders
  • SIS REGO - Recovery – powders and bar

All products are lab tested to the highest international standards for use in competition and are also suitable for vegetarian and vegan diets.



View All Science in Sport Products