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Science In Sport

Fuel your performance and enhance your workouts with nutrition and energy supplements from Science in Sport. Trusted by elite and Olympic athletes alike, these products are formulated using the very latest nutrition and sports science research to maximise performance, fuel muscle repair and speed up recovery. Whether you need slow-release energy, on-the-go snacks or extra hydration, our men’s Science in Sport range is your new go-to for pre- and post- workout nutrition. All SiS products are tested and trusted by professional athletes, so they’ll help you hit your personal best every time you hit the tracks.

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    Science in Sport
    GO Energy | Energy Drink Powder | Orange - 1.6KG
    £22.60 £19.21 ( -15 % )
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    Science in Sport
    GO Energy | Energy Drink Powder | Blackcurrant - 1.6KG
    £22.60 £19.21 ( -15 % )
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    Science in Sport
    Hydro Tabs + Electrolytes | Lemon | 3 Pack - 60 Tablets
    £17.75 £15.09 ( -15 % )
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    Science in Sport
    Hydro Tabs + Electrolytes | Berry | 3 Pack - 60 Tablets
    £17.75 £15.09 ( -15 % )
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    Science in Sport
    GO Electrolyte Powder | Lemon & Lime - 500G
    £12.90 £10.96 ( -15 % )
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    Science in Sport
    GO Electrolyte Powder | Orange - 500G
    £12.90 £10.96 ( -15 % )
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    Science in Sport
    GO Energy Bar - 26g Carbs - Blueberry - 30 Pack
    £31.45 £26.73 ( -15 % )
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    Science in Sport
    GO Energy Bar - 26g Carbs - Chocolate Fudge - 30 Pack
    £31.35 £26.65 ( -15 % )
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    Science in Sport
    GO Energy Bar - 26g Carbs - Banana Fudge - 30 Pack
    £31.35 £26.65 ( -15 % )
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    Science in Sport
    GO Energy Bar - 26g Carbs - Red Berry - 30 Pack
    £36.90 £31.36 ( -15 % )
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    Science in Sport
    Hydro Tabs + Electrolytes | Berry | 3 Pack - 60 Tablets
    £17.75 £15.09 ( -15 % )
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    Science in Sport
    GO Isotonic Energy Gel Fruit Salad - 6 Pack
    £9.98 £6.55 ( -34 % )
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    Science in Sport
    GO Energy Bar - 26g Carbs - Red Berry - 30 Pack
    £36.90 £31.36 ( -15 % )
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    Science in Sport
    Beta Fuel +Nootropics Energy Gel 60ml - Apple - 6 Pack
    £14.25 £8.45 ( -41 % )
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    Science in Sport
    GO Energy | Energy Drink Powder | Blackcurrant - 1.6KG
    £22.60 £19.21 ( -15 % )
  • Add to Wish List
    Science in Sport
    Hydro Tabs + Electrolytes | Lemon | 3 Pack - 60 Tablets
    £17.75 £15.09 ( -15 % )
  • Add to Wish List
    Science in Sport
    GO Electrolyte Powder | Lemon & Lime - 500G
    £12.90 £10.96 ( -15 % )