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At Science in Sport, they push the boundaries of science and nutrition, so you can push the boundaries of performance. Working side by side with elite athletes in every field, their vision is to become the undisputed leader in their own. But becoming the world’s number one endurance nutrition brand isn’t easy. It takes world-class knowledge. Relentless product development. Testing. Resting. The trust of their athletes. Proven results, time after time. So every step they take, they break new ground. Every product. Every performance. Every innovation. Every moment of inspiration. Everything they do is Fuelled By Science.

21 of 21 Items
  • SIS - GO-Gel + Caffeine - 30 Pack SIS - GO-Gel + Caffeine - 30 Pack SIS - GO-Gel + Caffeine - 30 Pack

    SIS

    SIS - GO-Gel + Caffeine - 30 Pack

    Science In Sport GO Gel + Caffeine combines the standard SIS Go Gel with 75mg caffeine (Berry & Cola) or 150mg caffeine (Expresso), blackcurrant anthocyanins and citrus bioflavenoids. Caffeine provides extra stimulation, blackcurrant anthocyanins...

    £58.50
  • SIS - Sleep Plus - (20 x 40ml Gels) SIS - Sleep Plus - (20 x 40ml Gels)

    SIS

    SIS - Sleep Plus - (20 x 40ml Gels)

          SLEEP PLUS Juice contains a blend of carbohydrate, tart cherry, theanine, tryptophan, glycine and magnesium that is designed to help improve an athletes overall sleep quality. Delivered in the form of a...

    £30.00
  • SIS - GO Caffeine Shot - (12 x 60ml Shot Bottles) SIS - GO Caffeine Shot - (12 x 60ml Shot Bottles)

    SIS

    SIS - GO Caffeine Shot - (12 x 60ml Shot Bottles)

      SIS GO Caffeine Shot The new Caffeine Shot is perfect for use before or during exercise and is designed to help you maintain focus and concentration while reducing tiredness and fatigue. Whether it's before you hit the gym, to help you through...

    £27.00
  • SIS - Whey20 Gels - (12 x 110g gels) SIS - Whey20 Gels - (12 x 110g gels) SIS - Whey20 Gels - (12 x 110g gels) SIS - Whey20 Gels - (12 x 110g gels) SIS - Whey20 Gels - (12 x 110g gels)

    SIS

    SIS - Whey20 Gels - (12 x 110g gels)

      20g of quality dairy protein on the go. Ready to go in your kitbag; no shaker or water needed. A low carb & low fat protein snack that tastes like a flavoured yogurt 12 servings per pack.   Available in the following...

    £26.28
  • SIS - GO-Gel + Caffeine SIS - GO-Gel + Caffeine SIS - GO-Gel + Caffeine

    SIS

    SIS - GO-Gel + Caffeine

    Science In Sport GO Gel + Caffeine combines the standard SIS Go Gel with 75mg caffeine (Berry & Cola) or 150mg caffeine (Expresso), blackcurrant anthocyanins and citrus bioflavenoids. Caffeine provides extra stimulation, blackcurrant anthocyanins...

    £1.90
  • SIS - GO-Gel Isotonic + Electrolytes SIS - GO-Gel Isotonic + Electrolytes

    SIS

    SIS - GO-Gel Isotonic + Electrolytes

    Features: 22g of carbohydrate per gel Formulation delivering energy fast and effectively 0.3g salt per gel to provide key electrolytes lost through sweat   Available in the following flavours: Raspberry Lemon & mint Salted...

    £1.60
  • SIS - GO Hydro Tablet - 20 Tablet Tube Electrolytes

    SIS

    SIS - GO Hydro Tablet - 20 Tablet Tube Electrolytes

    SIS hydro is a low calorie sports drink designed to meet the hydration and fluid replacement needs of athletes and sports people competing in hot and humid environments. 20 Tablets in the Tube making up to 15 litres of pefectly balanced Electrolyte...

    £55.92
  • SIS - Mini - Go Bar - (30 x 40g Bars)

    SIS

    SIS - Mini - Go Bar - (30 x 40g Bars)

    The same healthy natural energy as the original Go Bar based on fruit and cereals. The Mini Go Bar is in a smaller handier size for eating on a ride and a new recipe giving a softer and more moist and chewy consistency making it all round it's easier...

    £33.00
  • SIS - Rego Cherry Juice - 20 x 30ml

    SIS

    SIS - Rego Cherry Juice - 20 x 30ml

    Montmorency cherries are a specific variety of sour cherry, which gives the natural tart flavour. Cherry juice research is linked to improved recovery, reductions in delayed onset muscle soreness, reduced inflammation and improved sleep. Training and...

    £30.00
  • SIS - Rego Rapid Recovery 1.6 Kg - 1.6KG

    SIS

    SIS - Rego Rapid Recovery 1.6 Kg - 1.6KG

    Science In Sport Rego Recovery Drink is a carbohydrate and protein based drink with micro nutrients designed to be taken after exercise to help improve recovery and boost adaptation.Main ingredients - 60% Carbohydrates (Maltodextrin, Fructose), 30%...

    £39.00
  • SIS - REGO RAPID RECOVERY 500g - 500g SIS - REGO RAPID RECOVERY 500g - 500g

    SIS

    SIS - REGO RAPID RECOVERY 500g - 500g

    Science In Sport Rego Recovery Drink is a carbohydrate and protein based drink with micro nutrients designed to be taken after exercise to help improve recovery and boost adaptation.Main ingredients - 60% Carbohydrates (Maltodextrin, Fructose), 30%...

    £13.25
  • SIS - Go Electrolyte 1.6Kg - 1.6KG

    SIS

    SIS - Go Electrolyte 1.6Kg - 1.6KG

        Science In Sport Go Electrolyte is a carbohydrate energy fuel with electrolytes to aid performance in the heat. It's maltodextrin and fructose based and has all the essential electrolytes (Sodium, Calcium, Magnesium, Potassium and...

    £26.00
  • SIS - GO Electrolyte 500g - 500g

    SIS

    SIS - GO Electrolyte 500g - 500g

        Science In Sport Go Electrolyte is a carbohydrate energy fuel with electrolytes to aid performance in the heat. It's maltodextrin and fructose based and has all the essential electrolytes (Sodium, Calcium, Magnesium, Potassium and...

    £11.00
  • SIS - GO Energy 1.6KG - 1.6KG

    SIS

    SIS - GO Energy 1.6KG - 1.6KG

        Science in Sport GO Energy Drink is a complex carbohydrate energy drink for sustained high-energy performance, it's primarily designed for use during exercise but can also be used to help carbohydrate load before an event or as a...

    £26.00
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