Science in Sport delivering superior sports nutrition, so you can train harder, race faster and recover quicker.
SiS GO Energy Bar combines a scientific approach with real fruits and wholesome ingredients.
SiS GO Energy Bar is moist, delicious and easy to digest. Perfect before or during exercise and as an energy loading snack between meals.
Proven by thousands of athletes in the world's toughest races, it meets their demanding energy needs.
Developed with feedback from the Olympic cyclist Chris Boardman, it helps your muscles to recover and rebuild.
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