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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 1–16 of 37 results

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World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel.

World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel.

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World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel.

World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel.

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World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel

World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel

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World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel

World-leading energy gel optimised with a new carbohydrate ratio Part of an entire world-leading fuelling solution range that includes drinks and chews, our Beta Fuel Dual Source Energy Gel is optimised with a brand new 1:0.8 ratio of 40g carbohydrate to enhance your power output, increase your body’s carbohydrate usage efficiency, and limit gastrointestinal discomfort to deliver a scientifically superior fuel

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SiS Go Energy Bake applies a scientific approach to energy bars as well, the sweet with a soft filling contains 30g of carbohydrates. Each bar has a fruit or berry filling that contains 10g of fructose.

SiS Go Energy Bake applies a scientific approach to energy bars as well, the sweet with a soft filling contains 30g of carbohydrates. Each bar has a fruit or berry filling that contains 10g of fructose.

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SiS Go Energy Bake applies a scientific approach to energy bars as well, the sweet with a soft filling contains 30g of carbohydrates. Each bar has a fruit or berry filling that contains 10g of fructose.

SiS Go Energy Bake applies a scientific approach to energy bars as well, the sweet with a soft filling contains 30g of carbohydrates. Each bar has a fruit or berry filling that contains 10g of fructose.

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Beta Fuel has been developed to maximize carbohydrate absorption while minimizing the risk of gastrointestinal distress.  A breakthrough in endurance nutrition, the pH-neutral isotonic solution was first time publicly used to fuel Chris Froome and Team Sky to victory at the 2018 Giro d’Italia.

Beta Fuel has been developed to maximize carbohydrate absorption while minimizing the risk of gastrointestinal distress.  A breakthrough in endurance nutrition, the pH-neutral isotonic solution was first time publicly used to fuel Chris Froome and Team Sky to victory at the 2018 Giro d’Italia.

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Beta Fuel is a new generation sports drink powder containing a concentrated amount of 80g of carbohydrates (maltodextrin:fructose in a ratio of 2:1). Beta Fuel was developed in scientific laboratories and in cooperation with the English cycling team Team Sky (pregu Team Ineos).

Beta Fuel is a new generation sports drink powder containing a concentrated amount of 80g of carbohydrates (maltodextrin:fructose in a ratio of 2:1). Beta Fuel was developed in scientific laboratories and in cooperation with the English cycling team Team Sky (pregu Team Ineos).

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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.

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GO energy bar is a nutritious, easily digestible carbohydrate-rich snack for professional and recreational athletes. The preferred choice of many Estonian athletes.

GO energy bar is a nutritious, easily digestible carbohydrate-rich snack for professional and recreational athletes. The preferred choice of many Estonian athletes.

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GO energy bar is a nutritious, easily digestible carbohydrate-rich snack for professional and recreational athletes. The preferred choice of many Estonian athletes.

GO energy bar is a nutritious, easily digestible carbohydrate-rich snack for professional and recreational athletes. The preferred choice of many Estonian athletes.

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SiS GO Isotonic Energy Gel is a gel with a high salt content, which provides an easily digestible and quick supply of carbohydrates during training. The product is designed to be consumed without water, minimizing the risk of bloating that can occur with excessive drinking. GO Isotonic energy gel has 22 grams of carbohydrates per gel. especially suitable for long intense workouts or training in warmer climates 87 calories per gel contains key electrolytes

SiS GO Isotonic Energy Gel is a gel with a high salt content, which provides an easily digestible and quick supply of carbohydrates during training. The product is designed to be consumed without water, minimizing the risk of bloating that can occur with excessive drinking. GO Isotonic energy gel has 22 grams of carbohydrates per gel. especially suitable for long intense workouts or training in warmer climates 87 calories per gel contains key electrolytes

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SiS GO Isotonic Energy Gel is a gel with a high salt content, which provides an easily digestible and quick supply of carbohydrates during training. The product is designed to be consumed without water, minimizing the risk of bloating that can occur with excessive drinking. GO Isotonic energy gel has 22 grams of carbohydrates per gel. especially suitable for long intense workouts or training in warmer climates 87 calories per gel contains key electrolytes

SiS GO Isotonic Energy Gel is a gel with a high salt content, which provides an easily digestible and quick supply of carbohydrates during training. The product is designed to be consumed without water, minimizing the risk of bloating that can occur with excessive drinking. GO Isotonic energy gel has 22 grams of carbohydrates per gel. especially suitable for long intense workouts or training in warmer climates 87 calories per gel contains key electrolytes

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The GO Energy+Caffeine Gel 75mg builds on the established science of the GO Isotonic Energy gel, the world’s first and only truly isotonic energy gel. This gel is ideal for short intense exercises and for long endurance exercises.

The GO Energy+Caffeine Gel 75mg builds on the established science of the GO Isotonic Energy gel, the world’s first and only truly isotonic energy gel. This gel is ideal for short intense exercises and for long endurance exercises.

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The GO Energy + Caffeine Gel 75mg builds on the established science of the GO Isotonic Energy gel, the world’s first and only truly isotonic energy gel. This product provides 22g of carbohydrate and 75mg of caffeine per gel. Ideal for high intensity races and long, tough days on the road. Caffeine has been repeatedly shown to improve performance by lowering your perception of effort by providing a boost just when you need it. GO Energy + Caffeine is clean in the mouth and easy to digest. For when you want an energy boost, but want the benefits of caffeine too. Use before or during sport for added physical and mental focus when you want to get an edge.

The GO Energy + Caffeine Gel 75mg builds on the established science of the GO Isotonic Energy gel, the world’s first and only truly isotonic energy gel. This product provides 22g of carbohydrate and 75mg of caffeine per gel. Ideal for high intensity races and long, tough days on the road. Caffeine has been repeatedly shown to improve performance by lowering your perception of effort by providing a boost just when you need it. GO Energy + Caffeine is clean in the mouth and easy to digest. For when you want an energy boost, but want the benefits of caffeine too. Use before or during sport for added physical and mental focus when you want to get an edge.

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SiS Wide Neck drinking bottle is a unique Easy Mix system (dosing quantities indicated). The water-resistant, soft rubber nozzle and ergonomically shaped bottle are dishwasher safe and BPA free.

SiS Wide Neck drinking bottle is a unique Easy Mix system (dosing quantities indicated). The water-resistant, soft rubber nozzle and ergonomically shaped bottle are dishwasher safe and BPA free.