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SiS

FUELLED BY SCIENCE.  Science in Sport is the world’s leading performance nutrition brand. Combining world-class knowledge and scientific formulations to provide optimal performance solutions across the nutritional need states of energy, hydration, and recovery. Through our world leading research and innovation programme, we formulate evidence-based products that truly impact performance. We push the boundaries of science and nutrition, so you can push the boundaries of performance. Everything we do is Fuelled by Science.

Showing 17–32 of 38 results

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GO Electrolyte contains a blend of an easily digestible and quick supply of carbohydrate as well as electrolytes (such as sodium) that promote optimal hydration.

GO Electrolyte contains a blend of an easily digestible and quick supply of carbohydrate as well as electrolytes (such as sodium) that promote optimal hydration.

SiS Go Electrolyte Powder 500g
SiS
15.90€
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to support and maintain immune function during and after exercise one drinkable tablet contains 200 mg of vitamin C and 2.5 mg of iron one drinking tablet contains 0.9g of salt, which helps compensate for fluid loss ​

to support and maintain immune function during and after exercise one drinkable tablet contains 200 mg of vitamin C and 2.5 mg of iron one drinking tablet contains 0.9g of salt, which helps compensate for fluid loss ​

SIS Immune tablets
SiS
10.90€
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SiS Immune is designed to support and maintain immune function during and after exercise. As an effervescent tablet that readily dissolves in plain water, it represents a highly practical approach to support your immune system after exercise. Vitamin C (200mg) and Iron (2.5mg) are known to contribute to the maintenance of the normal function of the immune system during and after intense physical exercise in addition to your RDA.

SiS Immune is designed to support and maintain immune function during and after exercise. As an effervescent tablet that readily dissolves in plain water, it represents a highly practical approach to support your immune system after exercise. Vitamin C (200mg) and Iron (2.5mg) are known to contribute to the maintenance of the normal function of the immune system during and after intense physical exercise in addition to your RDA.

SiS Immune tablets: 8pack
SiS
68.99€
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The drinkable tablet helps to prepare a drink with a high mineral content, which helps to keep the body maximally hydrated, and also helps to prevent muscle cramps. With added caffeine, it gives a boost to mental readiness. One tablet contains 75 mg of coffee. ​

The drinkable tablet helps to prepare a drink with a high mineral content, which helps to keep the body maximally hydrated, and also helps to prevent muscle cramps. With added caffeine, it gives a boost to mental readiness. One tablet contains 75 mg of coffee. ​

SiS GO Hydro+ Caffeine tablets
SiS
10.90€
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GO Hydro drinkable tablets help prevent dehydration and promote maximum results.

GO Hydro drinkable tablets help prevent dehydration and promote maximum results.

SiS GO Hydro tablets
SiS
10.90€
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GO Hydro + Caffeine is designed to ensure you are effectively hydrated to produce your best performance. As an effervescent tablet that readily dissolves in plain water, it represents a highly practical approach (simply drop one tablet in your 500 ml water bottle) without the calories to meet your sodium requirements at a specific concentration (30mmol/L). The addition of 75mg of caffeine has been repeatedly shown by sport scientists to improve performance by providing both a physical and mental boost.

GO Hydro + Caffeine is designed to ensure you are effectively hydrated to produce your best performance. As an effervescent tablet that readily dissolves in plain water, it represents a highly practical approach (simply drop one tablet in your 500 ml water bottle) without the calories to meet your sodium requirements at a specific concentration (30mmol/L). The addition of 75mg of caffeine has been repeatedly shown by sport scientists to improve performance by providing both a physical and mental boost.

SiS Go Hydro+Caffeine tablets: 8 pack
SiS
68.90€
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GO Hydro is designed to ensure you are effectively hydrated to produce your best performance.

GO Hydro is designed to ensure you are effectively hydrated to produce your best performance.

SiS GO Hydro tablets: 8 pack
SiS
68.99€
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The GO Isotonic Energy Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy during exercise. They are designed to be consumed without water, minimising the risk of being bloated that can sometimes occur with over-drinking. Provides you with 22 grams of carbohydrate per gel.

The GO Isotonic Energy Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy during exercise. They are designed to be consumed without water, minimising the risk of being bloated that can sometimes occur with over-drinking. Provides you with 22 grams of carbohydrate per gel.

SiS Go Energy Gel 60ml
SiS
2.15€
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Designed for easily digestible and quick carbohydrate supply for energy 189 calories per serving suitable for use during training as well as during competition

Designed for easily digestible and quick carbohydrate supply for energy 189 calories per serving suitable for use during training as well as during competition

SiS GoEnergy Powder 1,6kg
SiS
37.99€
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Outlet -30%

The GO Isotonic Energy Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy during exercise. They are designed to be consumed without water, minimising the risk of being bloated that can sometimes occur with over-drinking. Provides you with 22 grams of carbohydrate per gel.

The GO Isotonic Energy Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy during exercise. They are designed to be consumed without water, minimising the risk of being bloated that can sometimes occur with over-drinking. Provides you with 22 grams of carbohydrate per gel.

SiS Go Energy Gel 60ml (BB)
SiS
Original price was: 2.15€.Current price is: 1.50€. -30%
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REGO Rapid Recovery recovery drink powder helps you get the most out of your training and be ready for the next effort. The recovery drink powder contains high-quality protein to help muscle function, the essential amino acid leucine and vitamins to support the recovery process.

REGO Rapid Recovery recovery drink powder helps you get the most out of your training and be ready for the next effort. The recovery drink powder contains high-quality protein to help muscle function, the essential amino acid leucine and vitamins to support the recovery process.

SiS Rego Rapid Recovery Powder: 500g
SiS
20.90€
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Sale -60%

Helps to promote recovery after exercise Build and maintain muscle mass with 20g protein Two thirst quenching fruity flavours Mixes easily with water

Helps to promote recovery after exercise Build and maintain muscle mass with 20g protein Two thirst quenching fruity flavours Mixes easily with water

SiS Rego Clear Recovery Powder: 1,38kg
SiS
Original price was: 54.90€.Current price is: 21.90€. -60%
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Sale -52%

Helps to promote recovery after exercise Build and maintain muscle mass with 20g protein Two thirst quenching fruity flavours Mixes easily with water

Helps to promote recovery after exercise Build and maintain muscle mass with 20g protein Two thirst quenching fruity flavours Mixes easily with water

SiS Rego Clear Recovery Powder 460g
SiS
Original price was: 24.90€.Current price is: 11.90€. -52%
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Sale -48%

Supports recovery after prolonged moderate to high intensity endurance training Contributes to the recovery of normal muscle function before the next workout 60g carbohydrate mixture: fructose and maltodextrin in a ratio of 1:1 30g of protein with 3g of leucine promotes muscle growth and preservation Mixes quickly and easily with water

Supports recovery after prolonged moderate to high intensity endurance training Contributes to the recovery of normal muscle function before the next workout 60g carbohydrate mixture: fructose and maltodextrin in a ratio of 1:1 30g of protein with 3g of leucine promotes muscle growth and preservation Mixes quickly and easily with water

SiS Beta Recovery Powder 500g
SiS
12.90€ – 24.90€ -48%
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Sale -45%

Build and maintain muscle mass after shorter, less intense exercise A convenient way to increase your protein intake Helps to optimise recovery after exercise Mixes easily with water 1 serving contains 22g of protein and 2.8g of L-leucine

Build and maintain muscle mass after shorter, less intense exercise A convenient way to increase your protein intake Helps to optimise recovery after exercise Mixes easily with water 1 serving contains 22g of protein and 2.8g of L-leucine

SiS Rego Whey Powder 450g
SiS
14.90€ – 26.90€ -45%
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Sale -33%

Build and maintain muscle mass after shorter, less intense exercise A convenient way to increase your protein intake Helps to optimise recovery after exercise Mixes easily with water 1 serving contains 22g of protein and 2.8g of L-leucine

Build and maintain muscle mass after shorter, less intense exercise A convenient way to increase your protein intake Helps to optimise recovery after exercise Mixes easily with water 1 serving contains 22g of protein and 2.8g of L-leucine

SiS Rego Whey Powder 1,35kg
SiS
Original price was: 59.90€.Current price is: 39.90€. -33%