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.

Science in Sport Energy Bars and Drinks

 

View All Science in Sport Products
SIS Bottles

SIS Bottles

SIS drinks bottles in various sizes.
From $3.57 RRP $4.23 Save 16%
Buy Now
View all Bike Bottles
Sale
SIS Go Hydro - 20 Tablets

SIS Go Hydro - 20 Tablets

Fast hydration, without energy.
$4.77 RRP $8.46 Save 44%
Buy Now
View all Sports Energy Drinks
Clearance
SIS Go Energy Bar - 65g

SIS Go Energy Bar - 65g

SIS Go Energy Bar - 65g
$1.44 RRP $1.74 Save 18%
Buy Now
View all Energy Bars
New
SIS Go Electrolyte 500g Tub + FREE 800ml Bottle

SIS Go Electrolyte 500g Tub + FREE 800ml Bottle

SIS Go Electrolyte 500g Tub + FREE 800ml Bottle
$11.96 RRP $13.30 Save 10%
Buy Now
View all Sports Energy Drinks
SIS Go Energy - 1.6kg Tub

SIS Go Energy - 1.6kg Tub

SIS GO Energy Sports Drink - replacement for PSP22.
$25.13 RRP $31.43 Save 20%
Buy Now
View all Sports Energy Drinks
New
SIS Go Energy 500g Tub + FREE 800ml Bottle

SIS Go Energy 500g Tub + FREE 800ml Bottle

SIS Go Energy 500g Tub + FREE 800ml Bottle
$11.96 RRP $13.30 Save 10%
Buy Now
View all Sports Energy Drinks
SIS Rego Rapid Recovery - 500g Tub

SIS Rego Rapid Recovery - 500g Tub

SIS Rego Rapid Recovery Sports Drink 500g tub.
$13.28 RRP $16.01 Save 17%
Buy Now
View all Sports Energy Drinks
SIS Rego Rapid Recovery - 1.6kg Tub

SIS Rego Rapid Recovery - 1.6kg Tub

SIS Rego Recovery Sports Drink 1.6kg tub.
$38.66 RRP $47.13 Save 18%
Buy Now
View all Sports Energy Drinks