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SiS GO+ Caffeine Gel - Citrus - 30 x 60 ml (Best before: 30-June-2025)

Energy gel with added caffeine to provide a mental and physical boost: • 21.5 grams of carbohydrate per gel • Formulation delivers energy ...

Price €45,00 €83,99
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SiS GO+ Caffeine Gel - 30 x 60ml

Energy gel with added caffeine to provide a mental and physical boost: • 21.5 grams of carbohydrate per gel • Formulation delivers energy ...

From Price €49,99 €83,99
Product details
Product not available.
SiS GO Isotonic Gel - 30 x 60ml

The SiS GO Isotonic Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy ...

From Price €29,00 €59,99
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SiS Go Electrolyte - 1kg

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

From Price €23,99 €29,99
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SiS Beta Fuel DRINK - 1 x 82g

As an endurance athlete, meaning your events typically last more than two hours, you need to take in between 80-120g of carbohydrate per hour. The Science ...

Price €3,29 €3,49
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SiS Beta Fuel DRINK - 15 x 82g

As an endurance athlete, meaning your events typically last more than two hours, you need to take in between 80-120g of carbohydrate per hour. The Science ...

Price €50,55 €57,75
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SiS REGO Rapid Recovery - 1kg

REGO Rapid Recovery is a complete recovery product to be consumed immediately after exercise. It contains a blend of carbohydrate (23g), protein (20g) ...

Price €30,99 €35,99
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NEW
SiS Beta Fuel GEL - 30 x 60 ml

As an endurance athlete (your events typically last more than two hours) you need to take in between 80-120g of carbohydrate per hour. The Science in ...

From Price €39,99 €83,70
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SiS Beta Fuel + NOOTROPICS GEL - 30 x 60 ml

As an endurance athlete (your events typically last more than two hours) you need to take in between 80-120g of carbohydrate per hour. The Science in ...

From Price €45,00 €69,99
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SiS Beta Fuel CHEW BAR - 20 x 60g

As an endurance athlete exerting your body for periods typically longer than two hours, you need to take in between 80-120g of carbohydrate per hour. ...

Price €50,00 €69,99
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SiS GO Electrolyte Gel - 30 x 60 ml

The GO Energy + Electrolyte gels build on the established science of the GO Isotonic Energy gel, the world's first and only truly isotonic energy ...

Price €44,99 €59,99
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SIS GO Isotonic Energy Gel Variety Pack - Mixed - 28 x 60 ml (Best Before Date: 30-April-2025)

The SiS GO Isotonic Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy ...

Price €26,99
Product details
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SIS GO Isotonic Energy Gel Variety Pack - 7 x 60 ml

The SiS GO Isotonic Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy ...

Price €7,49 €12,99
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SiS GO Energy Bar Chocolate Fudge - 30 x 40g (Best before: 31-May-2025)

High energy carbohydrate bar to help fuel during training and races: • 25 grams of carbohydrate per bar • Made using natural fruit ...

Price €35,00 €49,95
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SiS GO Energy Bake Bar - 12 x 50 gram

GO Energy Bake adopts a scientific approach to energy bars, delivering 30 grams of carbohydrate in a soft filled bake. Each bake has a fruit centre ...

Price €26,95
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SiS GO Electrolyte Gel - Raspberry - 30 x 60 ml (Best Before Date: 31-May-2025)

The GO Energy + Electrolyte gels build on the established science of the GO Isotonic Energy gel, the world's first and only truly isotonic energy ...

Price €33,00 €44,99
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SiS GO Electrolyte Gel - Lemon & Mint - 30 x 60 ml (Best Before Date: 31-May-2025)

The GO Energy + Electrolyte gels build on the established science of the GO Isotonic Energy gel, the world's first and only truly isotonic energy ...

Price €33,00 €44,99
Product details
Product not available.
SiS Beta Fuel + NOOTROPICS GEL - 1 x 60 ml

As an endurance athlete (your events typically last more than two hours) you need to take in between 80-120g of carbohydrate per hour. The Science in ...

Price €2,69 €2,99
Product details
Product not available.
SiS REGO Rapid Recovery - 1,5kg

REGO Rapid Recovery is a complete recovery product to be consumed immediately after exercise. It contains a blend of carbohydrate (23g), protein (20g) ...

Price €41,99 €49,95
Product details
Product not available.
SiS REGO Clear Recovery - 460g

Maximize your post-exercise recovery with REGO Clear Recovery, a light yet powerful supplement designed to refuel and repair your body efficiently. With ...

Price €31,95
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SiS REGO Clear Recovery - 1350g

Maximize your post-exercise recovery with REGO Clear Recovery, a light yet powerful supplement designed to refuel and repair your body efficiently. With ...

Price €67,95
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SIS Beta Fuel Recovery - 500g

Achieve peak performance with BETA Recovery, a scientifically crafted dual-source recovery drink designed for endurance athletes. Whether you're pushing ...

Price €18,95 €22,95
Product details
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SIS Beta Fuel Recovery - 1,5kg

Achieve peak performance with BETA Recovery, a scientifically crafted dual-source recovery drink designed for endurance athletes. Whether you're pushing ...

Price €48,95 €52,95
Product details
Product not available.
SiS GO Isotonic Gel - 1 x 60ml

The SiS GO Isotonic Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy ...

From Price €1,49 €1,99
Product details
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SiS Go Electrolyte - 1.6kg

Carbohydrate energy drink mix with electrolytes and sweetener in 1.6kg tub. Shown to be as light on the stomach as water to provide fast hydration and ...

Price €25,00 €39,99
Product details
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SiS Go Electrolyte - 500g

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

Price €13,99 €17,99
Product details
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SiS Go Energy Bar - 1 x 40g

High energy carbohydrate bar to help fuel during training and races: • 25 grams of carbohydrate per bar • Made using natural fruit ...

Price €1,95 €2,05
Product details
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SiS Go Energy Bar - 30 x 40g

High energy carbohydrate bar to help fuel during training and races: • 25 grams of carbohydrate per bar • Made using natural fruit ...

Price €43,95 €58,99
Product details
Product not available.
SiS Go Hydro - 1 x 20 Tabs

Low-calorie high electrolyte effervescent tablet with added caffeine used to hydrate and provide a mental and physical boost during training or ...

Price €7,89 €10,99
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SIS GO Isotonic Energy Gel Variety Pack - 7 x 60ml (Best Before Date: 30-April-2025)

The SiS GO Isotonic Gel was the world’s first isotonic gel effectively delivering an easily digestible and quick supply of carbohydrate for energy ...

Price €6,75 €13,99
Product details
Product not available.
SiS Go Hydro - 8 x 20 Tabs

Low-calorie high electrolyte effervescent tablet with added caffeine used to hydrate and provide a mental and physical boost during training or ...

Price €57,95 €87,95
Product details
Product not available.
SiS GO+ Caffeine Gel - 1 x 60ml

Energy gel with added caffeine to provide a mental and physical boost: • 21.5 grams of carbohydrate per gel • Formulation delivers energy ...

Price €2,55 €3,35
Product details
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Lightning Endurance

Lightning Endurance Isotonic Energy Gel Variety Pack - 8 x 60 ml

This package consists of 8 Lightning Endurance Isotonic Energy Gels with different flavors. You can take the Lightning Endurance Isotonic Energy Gel ...

Price €6,99 €8,99
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Sample Pack Lightning BIO Energy Bar with 15 energy bars (Best Before Date: 21-March-2025)

Avoid an energy dip with our Lightning Energy Bars. Our carefully crafted bars provide long-lasting energy, allowing you to give your best. Because ...

Price €15,00 €29,99
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Lightning Endurance High Energy Gel Variety Pack - 8 x 60 ml

This package contains 8 Lightning Endurance High Energy Gels in 2 different flavors, offering you a varied and flavorful experience during your training ...

Price €11,99
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Sample Pack Lightning Endurance Bar with 20 Energy Bars

The Lightning Endurance Bar is a perfect energy source for athletes aiming to perform at their peak. Weighing 40 grams and containing 33 grams of ...

Price €20,00 €29,99
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